9130-36買います | 9130-36のデータシート | Heisener.com
連絡先
SalesDept@heisener.com +86-755-83210559 ext. 803

9130-36

9130-36

9130-36

参考のためにのみ

部品番号 9130-36
メーカ Bourns Inc.
説明 FIXED IND 4.7UH 230MA 1.2 OHM TH
データシート

9130-36 データシート

パッケージ Axial
ECAD
在庫 8,802 piece(s)
単価 Request a Quote
リードタイム 確認する
推定配達時間 2 6 - 2 11 (迅速な出荷を選択)
見積もりを依頼する
お支払い方法
配達サービス
  • 我々は、グローバル市場で競争力のある価格で9130-36を提供している、私たちの価格のクォータ要求を送信してください。 ありがとう!
  • あなたのRFQを処理するには、BOMに数量と9130-36 を追加してください。 Heisener.comは 9130-36 の引用を要求するために、任意の登録を必要としません。

9130-36の仕様

メーカBourns Inc.
範疇インダクタ、コイル、チョーク - 固定インダクタ
パッケージAxial
ECAD
シリーズ9130
タイプWirewound
材料 - コアFerrite
インダクタンス4.7µH
公差±10%
電流定格230mA
現在の彩度-
シールドUnshielded
DC抵抗(DCR)1.2 Ohm Max
Q @ Freq45 @ 7.9MHz
周波数 - 自己共振75MHz
評価-
動作温度-55°C ~ 105°C
頻度 - テスト7.9MHz
特徴-
取付タイプThrough Hole
パッケージ/ケースAxial
サプライヤデバイスパッケージAxial
サイズ/寸法0.095" Dia x 0.250" L (2.41mm x 6.35mm)
高さ - 座席(最大)-

9130-36のデータシート

9130-36 Packaging

Customized Labels
Sealing
Packing
Insepction

9130-36 FAQ

  • 1. How to order 9130-36 on Heisener?
    Currently, Heisener only provide peer-to-peer order processing. While you submit the RFQ, our professional agent will contact you with the competitive prices in the global market, and our agent will prompt you to finish the order if you accept our offers.
  • 2. How does Heisener guarantee that 9130-36 is from the original manufacturer or authorized agents?
    We have a professional and experienced quality control team to strictly verify and test the 9130-36. All suppliers must pass our qualification reviews before they can publish their products including 9130-36 on Heisener; we pay more attention to the channels and quality of 9130-36 products than any other customer. We strictly implement supplier audits, so you can purchase with confidence.
  • 3. Are the 9130-36 price and inventory displayed accurate?
    The price and inventory of 9130-36 fluctuates frequently and cannot be updated in time, it will be updated periodically within 24 hours. And, our quotation usually expires after 5 days.
  • 4. What forms of payment are accepted?
    Wire Transfer, PayPal, Alipay, Wechat, Credit Card, Western Union, MoneyGram, and Escrow are all acceptable.
    Warm Tips: Some orders in certain payment forms may require handling fee.
  • 5. How is the shipping arranged?
    Customers can choose industry-leading freight companies, including DHL, UPS, FedEx, TNT, and Registered Mail. Shipping insurance is also available.
    Once your order has been processed for shipment, our salesperson will send you an email advising you of the shipping status and tracking number.
    Warm Tips: It may take up to 24 hours for the carriers to display tracking information. Usually, express delivery takes 3-5 days, and registered mail takes 25-60 days.
  • 6. What is the process for return or replacement of 9130-36?
    All goods will implement Pre-Shipment Inspection (PSI), selected at random from all batches of your order to do a systematic inspection before arranging the shipment. If there is something wrong with the 9130-36 we delivered, we will accept the replacement or return of the 9130-36 only when all of the below conditions are fulfilled:
    (1)Such as a deficiency in quantity, delivery of wrong items, and apparent external defects (breakage and rust, etc.), and we acknowledge such problems.
    (2)We are informed of the defect described above within 90 days after the delivery of 9130-36.
    (3)The PartNo is unused and only in the original unpacked packaging.
    Two processes to return the products:
    (1)Inform us within 90 days
    (2)Obtain Requesting Return Authorizations
  • 7.How to contact us to get technical supports, such as 9130-36 pin diagram, 9130-36 datasheet?
    If you need any after-sales service, please do not hesitate to contact us.

9130-36関連製品

MKP1839515084HQR MKP1839515084HQR Vishay BC Components, CAP FILM 1.5UF 5% 850VDC AXIAL, Axial, 9130 見る
ECW-FD2W185K4 ECW-FD2W185K4 Panasonic Electronic Components, CAP FILM 1.8UF 10% 450VDC RADIAL, Radial, 9130 見る
TVA1213 TVA1213 Vishay Sprague, CAP ALUM 2000UF 25V AXIAL, Axial, Can, 9130 見る
GW PSLR31.EM-LR-XX52-1-1 GW PSLR31.EM-LR-XX52-1-1 OSRAM Opto Semiconductors Inc., DURIS S 5 5700K, 1212 (3030 Metric), 9130 見る
GW6BGS50HED GW6BGS50HED Sharp Microelectronics, LED COB MINI ZENIGATA COOL WHT, -, 9130 見る
1718140004 1718140004 Molex, LLC, KK RPC 100 HDR FRLK RTAN 04 CKT, -, 9130 見る
5-104362-1 5-104362-1 TE Connectivity AMP Connectors, CONN HEADER VERT .100 2POS 15AU, -, 9130 見る
DWM-07-61-S-D-930 DWM-07-61-S-D-930 Samtec Inc., .050" BOARD SPACERS, -, 9130 見る
AFD58-24-61SN-6139 AFD58-24-61SN-6139 TE Connectivity Deutsch Connectors, CONN RCPT HSG FMALE 61POS PNL MT, -, 9130 見る
MS24264R16B10S6-LC MS24264R16B10S6-LC Cinch Connectivity Solutions, CONN RCPT HSG FMALE 10POS PNL MT, -, 9130 見る
EMM15DSXI EMM15DSXI Sullins Connector Solutions, CONN EDGE DUAL FMALE 30POS 0.156, -, 9130 見る
VE-B40-IV VE-B40-IV Vicor Corporation, CONVERTER MOD DC/DC 5V 150W, Full Brick, 9130 見る

9130-36 保証

Service Guarantee

サービス保証

100%の顧客満足度を保証します。

経験豊富なセールスチームとテクニカルサポートチームがすべての顧客を満足させるためにサービスをサポートしています

Quality Guarantee

品質保証

90日間の保証を提供します。

あなたが受け取ったアイテムが完全な品質でないならば、我々はあなたの払い戻しまたは交換に対して責任があります、しかし、アイテムは彼らの元の状態で返されなければなりません。

グローバルサプライチェーン-信頼性が高く認定されたディストリビューターリソース

部品番号 メーカ 説明 在庫

PM105-151K-RC

D# V72:2272_06255790

Bourns Inc

Inductor Power Bobbin Core 150uH 10% 1KHz 15Q-Factor Ferrite 0.78A 0.47Ohm DCR T/R

RoHS: Compliant
0

SMM02040C2202FB300

D# V36:1790_09220572

Vishay Intertechnologies

Res Thin Film 0204(1406) 22K Ohm 1% 0.25W(1/4W) ±50ppm/°C Sulfur Resistant Melf Pad SMD Automotive Medical T/R

RoHS: Compliant
0
部品番号 メーカ 説明 在庫

A8504913036F

D# A8504913036F

Amphenol Corporation

A8504913036F - Bulk (Alt: A8504913036F)

0

A8504913036V

D# A8504913036V

Amphenol Corporation

A8504913036V - Bulk (Alt: A8504913036V)

0

A8504913036N

D# A8504913036N

Amphenol Corporation

A8504913036N - Bulk (Alt: A8504913036N)

0

R591303620

D# R591303620

Radiall

RF Switch SP4T 0MHz to 6GHz 70dB - Bulk (Alt: R591303620)

RoHS: Not Compliant
0

A8504913036AV

D# A8504913036AV

Amphenol Corporation

A8504913036AV - Bulk (Alt: A8504913036AV)

0

PM105-151K-RC

D# PM105-151K-RC

Bourns Inc

Ind Power Bobbin Core 150uH 10% 1KHz 15Q-Factor Ferrite 780mA T/R - Tape and Reel (Alt: PM105-151K-RC)

RoHS: Compliant
0

A8504913036AN

D# A8504913036AN

Amphenol Corporation

A8504913036AN - Bulk (Alt: A8504913036AN)

0

A8504913036AS

D# A8504913036AS

Amphenol Corporation

A8504913036AS - Bulk (Alt: A8504913036AS)

0

SMM02040C2202FB300

D# SMM02040C2202FB300

Vishay Intertechnologies

Res Thin Film 0204(1406) 22K Ohm 1% 1/4W ±50ppm/°C Conformal Melf SMD Blister T/R - Tape and Reel (Alt: SMM02040C2202FB300)

RoHS: Compliant
0

R591303610

D# R591303610

Radiall

RF Switch SP4T 0MHz to 6GHz 70dB - Bulk (Alt: R591303610)

0

R591303625

D# R591303625

Radiall

SP6 SUB S6 NO 28 TL MID - Bulk (Alt: R591303625)

RoHS: Not Compliant
0

A8504913036S

D# A8504913036S

Amphenol Corporation

A8504913036S - Bulk (Alt: A8504913036S)

0

R591303605

D# R591303605

Radiall

RF Switch Module SP6T NO 0 to 6GHz 28Vdc (Alt: R591303605)

RoHS: Compliant
0

R591303600

D# R591303600

Radiall

RF Switch Module SP6T NO 0 to 6GHz 28Vdc Solder Pin (Alt: R591303600)

RoHS: Compliant
0

A8504913036AF

D# A8504913036AF

Amphenol Corporation

A8504913036AF - Bulk (Alt: A8504913036AF)

0

R591303640

D# R591303640

Radiall

RF Switch SP4T 0MHz to 6GHz 70dB - Bulk (Alt: R591303640)

RoHS: Not Compliant
0
部品番号 メーカ 説明 在庫

PM105-151K-RC

D# PM105-151K-RC

Bourns Inc

Ind Power Bobbin Core 150uH 10% 1KHz 15Q-Factor Ferrite 780mA T/R (Alt: PM105-151K-RC)

RoHS: Compliant
0
部品番号 メーカ 説明 在庫

SMM02040C2202FB300

D# SMM02040C2202FB300

Vishay Intertechnologies

Res Thin Film 0204(1406) 22K Ohm 1% 1/4W ±50ppm/°C Conformal Melf SMD Blister T/R (Alt: SMM02040C2202FB300)

0
部品番号 メーカ 説明 在庫

PM105-151K-RC

Bourns Inc

241

9130-36

JW Miller

2102
部品番号 メーカ 説明 在庫

R591303640

Radiall

RF RELAY

0

R591303620

Radiall

RF RELAY

0

2455R--99130360

Honeywell Sensing and Control

COMMERCIAL THERMAL

0

9130-36

Johanson Dielectrics Inc

CAP CER 33PF 2KV 5% NP0 1206

3190

2455RC-99130362

Honeywell Sensing and Control

COMMERCIAL THERMAL

0

SMM02040C2202FB300

Vishay Semiconductors

Min Qty 6000

21000

R591303610

Radiall

SP6T SUB SMA6 FA28 PI PIN - Bulk

0

2455RC-99130367

Honeywell Sensing and Control

COMMERCIAL THERMAL

0

PM105-151K-RC

Bourns Inc

FIXED IND 150UH 780MA 470 MOHM

2000
部品番号 メーカ 説明 在庫

M85049/130-36AV

D# 623-M85049/130-36AV-ND

Amphenol PCD

GASKET BLACK VITON FOR 5015 CONN

25

9130-36

D# 9130-36-ND

Bourns Inc

FIXED IND 4.7UH 230MA 1.2 OHM TH

0

M85049/130-36S

D# 623-M85049/130-36S-ND

Amphenol PCD

GASKET RED SILICONE FOR 5015 CON

25

2455RC-99130362

D# 2455RC-99130362-ND

Honeywell Sensing and Control

THERMOSTAT SPST-NC CYLINDER QC

0

SMM02040C2202FB300

D# 749-1303-1-ND

Vishay Beyschlag

RES 22K OHM 1% 1/4W MELF 0204

1568

M85049/130-36N

D# 623-M85049/130-36N-ND

Amphenol PCD

GASKET BLACK NEOPRENE FOR 5015 C

25

M85049/130-36AN

D# 623-M85049/130-36AN-ND

Amphenol PCD

GASKET BLACK NEOPRENE FOR 5015 C

25

PM105-151K-RC

D# 118-PM105-151K-RCTR-ND

Bourns Inc

FIXED IND 150UH 780MA 470MOHM SM

0

M85049/130-36AS

D# 623-M85049/130-36AS-ND

Amphenol PCD

GASKET RED SILICONE FOR 5015 CON

25

M85049/130-36V

D# 623-M85049/130-36V-ND

Amphenol PCD

GASKET BLACK VITON FOR 5015 CONN

25

M85049/130-36F

D# 623-M85049/130-36F-ND

Amphenol PCD

GASKET BLUE FLUOROSILICONE FOR 5

25

M85049/130-36AF

D# 623-M85049/130-36AF-ND

Amphenol PCD

GASKET BLUE FLUOROSILICONE FOR 5

25
部品番号 メーカ 説明 在庫

PM105-151K-RC

Bourns Inc

In stock shipping within 2days

4260
部品番号 メーカ 説明 在庫

TSOP1138.

D# 4913036

Vishay Intertechnologies

IR RECEIVER, 45M, 0.4MW/M2, SIDE VIEW TH

RoHS: Compliant
Min Qty: 1
Container: Each
0

97-3101A14S-7P-946

D# 1913036

Amphenol Aerospace

CIRCULAR, SIZE 14S, 3WAY, PIN

RoHS: Compliant
Min Qty: 1
Container: Each
44

SMM02040C2202FB300

D# 2616631

Vishay Intertechnologies

RES, AUTO, THIN FILM, 22K, 1%, 0204

RoHS: Compliant
Min Qty: 5
Container: Cut Tape
1935
部品番号 メーカ 説明 在庫

SMM02040C2202FB300

Vishay Intertechnologies

RoHS: Compliant
pbFree: Yes
0
部品番号 メーカ 説明 在庫

SMM02040C2202FB300

Vishay Intertechnologies

OEM/CM QUOTES ONLY | NO BROKERS

28560
部品番号 メーカ 説明 在庫

2900218835991303603166

Texas Instruments

OEM/CM ONLY

1100
部品番号 メーカ 説明 在庫

M85049/130-36AV

D# PCMM85049/130-36AV

Amphenol PCD

GASKET, UNFINISHED A8504913036AV

0

M85049/130-36S

D# PCMM85049/130-36S

Amphenol PCD

GASKET, UNFINISHED A8504913036S

0

M85049/130-36N

D# PCMM85049/130-36N

Amphenol PCD

GASKET, UNFINISHED A8504913036N

0

M85049/130-36AN

D# PCMM85049/130-36AN

Amphenol PCD

GASKET, UNFINISHED A8504913036AN

0

M85049/130-36AS

D# PCMM85049/130-36AS

Amphenol PCD

GASKET, UNFINISHED A8504913036AS

0

M85049/130-36V

D# PCMM85049/130-36V

Amphenol PCD

GASKET, UNFINISHED A8504913036V

0

M85049/130-36F

D# PCMM85049/130-36F

Amphenol PCD

GASKET, UNFINISHED A8504913036F

0

M85049/130-36AF

D# PCMM85049/130-36AF

Amphenol PCD

GASKET, UNFINISHED A8504913036AF

0
部品番号 メーカ 説明 在庫

RLM25FECR030

D# C913036

TA-I Technology Co Ltd

3940
部品番号 メーカ 説明 在庫

050913-0367

ITT Interconnect Solutions

RoHS: Not Compliant
0
部品番号 メーカ 説明 在庫

SMM02040C2202FB300

D# 71-SMM02040C2202FB30

Vishay Intertechnologies

MELF Resistors 1/4watt 22kohms 1% 50ppm

RoHS: Compliant
3837

R591303610

D# 501-R591303610

Radiall

Coaxial Switches SP6T SUB SMA6 FA28 PI PIN

RoHS: Compliant
3
部品番号 メーカ 説明 在庫

SMM02040C2202FB300

D# XSKDRABA0098709

Vishay Intertechnologies

RES MELF SMM 0204 22K0 1% 0.25W 50ppm

15000
部品番号 メーカ 説明 在庫

A8504913036AF

D# 27AJ3613

Amphenol PCD

GASKET, UNFINISHED

RoHS: Not Compliant
Min Qty: 25
Container: Bulk
0

M85049/130-36S

D# 68Y4043

Spacecraft Components Corp

FLANGE GASKET, SIZE 28, SILICONE, RED, Product Range:M85049/130 Series, For Use With:MIL-DTL-5015 Series Circular Connectors, Cable Diameter Max:-, Seal Material:Silicone RoHS Compliant: Yes

RoHS: Compliant
Min Qty: 25
Container: Bulk
0

A8504913036F

D# 92AH0996

Amphenol PCD

Gasket, Unfinished

RoHS: Not Compliant
Min Qty: 25
Container: Bulk
0

A8504913036V

D# 92AH0999

Amphenol PCD

Gasket, Unfinished

RoHS: Not Compliant
Min Qty: 25
Container: Bulk
0

A8504913036N

D# 92AH0997

Amphenol PCD

Gasket, Unfinished

RoHS: Not Compliant
Min Qty: 25
Container: Bulk
0

M85049/130-36N

D# 26AJ0490

Amphenol PCD

M85049/130-36N

RoHS: Not Compliant
Min Qty: 25
Container: Bulk
0

A8504913036AV

D# 92AH0995

Amphenol PCD

Gasket, Unfinished

RoHS: Not Compliant
Min Qty: 25
Container: Bulk
0

PM105-151K-RC

D# 63K3500

JW Miller

POWER INDUCTOR 150UH 780MA 10% 5MHZ, Body Material:Ferrite, Core Material:Ferrite, Current Rating:0.78A, DC Current Rating:780mA, DC Resistance Max:0.47ohm, Inductance:150µH, Inductance Tolerance:± 10%, Inductor Case Style:SMD RoHS Compliant: Yes

RoHS: Compliant
Min Qty: 1000
Container: TAPE & REEL - FULL
0

A8504913036AN

D# 27AJ3614

Amphenol PCD

GASKET, UNFINISHED

RoHS: Not Compliant
Min Qty: 25
Container: Bulk
0

M85049/130-36AS

D# 26AJ0487

Amphenol PCD

M85049/130-36AS

RoHS: Not Compliant
Min Qty: 25
Container: Bulk
0

M85049/130-36V

D# 26AJ0492

Amphenol PCD

M85049/130-36V

RoHS: Not Compliant
Min Qty: 25
Container: Bulk
0

M85049/130-36AF

D# 26AJ0485

Amphenol PCD

M85049/130-36AF

RoHS: Not Compliant
Min Qty: 25
Container: Bulk
0

A8504913036AS

D# 92AH0994

Amphenol PCD

Gasket, Unfinished

RoHS: Not Compliant
Min Qty: 25
Container: Bulk
0

SMM02040C2202FB300

D# 10M9993

Vishay Intertechnologies

Resistor,Metal Film,22KOhms,200WV,1+/-% Tol,-50,50ppm-TC

RoHS: Not Compliant
Min Qty: 3000
Container: TAPE & REEL - FULL
0

913036-000

D# 89Y6070

CommScope Inc

TRAC-ENDPLUG-MEDIUM-KIT

RoHS: Not Compliant
Min Qty: 1
Container: Bulk
0

A8504913036S

D# 92AH0998

Amphenol PCD

Gasket, Unfinished

RoHS: Not Compliant
Min Qty: 25
Container: Bulk
0
部品番号 メーカ 説明 在庫

2455RC-99130362

D# NS-2455RC-99130362

Honeywell Sensing and Control

OEM/CM ONLY

5128

9130-36

D# NS-9130-36

Bourns Inc

OEM/CM ONLY

3141

PM105-151K-RC

D# NS-PM105-151K-RC

Bourns Inc

OEM/CM ONLY

8509
部品番号 メーカ 説明 在庫

050913-0367

ITT Interconnect Solutions

RoHS: Not Compliant
0
部品番号 メーカ 説明 在庫

9130-36

J W MILLER MAGNETICS

1681
部品番号 メーカ 説明 在庫

R591303640

D# R591303640

Radiall

RF COAXIAL SWITCH

RoHS: Not Compliant
0

R591303620

D# R591303620

Radiall

RF COAXIAL SWITCH

RoHS: Not Compliant
0

R591303605

D# R591303605

Radiall

RF COAXIAL SWITCH

RoHS: Not Compliant
0
部品番号 メーカ 説明 在庫

2455RC-99130367

D# 000000000003428719

Honeywell Sensing and Control

Thermostats COMMERCIAL THERMAL

0

S1SD-07-28-GF-14.00-L

D# 000000000005913036

Samtec Inc

1MM S1SD CABLE ASSEMBLY

0

SON-NS4ALF-02-41R2-F

D# 000000000004913036

TT Electronics Resistors

Resistor Networks & Arrays

0

2455R--99130360

D# 000000000003428407

Honeywell Sensing and Control

Thermostats COMMERCIAL THERMAL

0

2455RC-99130362

D# 000000000003428718

Honeywell Sensing and Control

Thermostats COMMERCIAL THERMAL

0
部品番号 メーカ 説明 在庫

5962010913036

National Semiconductor Corporation

OEM/CM ONLY

120

913036

JW Miller

OEM/CM ONLY

2573

SMM02040C2202FB300

Vishay Intertechnologies

OEM/CM ONLY

29627

9130361

ORDN

OEM/CM ONLY

108
部品番号 メーカ 説明 在庫

ZPF000000000107103

TE Connectivity

DBAS 76-61-948 PN-M4-059

0

MS3102E10SL-3S

ITT Interconnect Solutions

Circular MIL Spec Connector ER 3C 3#16 PIN RECP BOX

0

87758-3016

Molex

Headers & Wire Housings VERT HEADER 30P Lead Free

pbFree: Pb-Free
0

TAD14841111-020

TE Connectivity

Ethernet Cables / Networking Cables M12D4-MS-MR-PVC TYPE B-2.0M

0

PM105-151K-RC

Bourns Inc

Fixed Inductors 150uH 10%

pbFree: Pb-Free
0

65039-032LF

Amphenol FCi

Headers & Wire Housings MINI-LATCH PV 5P

pbFree: Pb-Free
0

0321019

Phoenix Contact

DIN Rail Terminal Blocks URTK/SS

0

SMM02040C2202FB300

Vishay Intertechnologies

MELF Resistors 1/4watt 22kohms 1% 50ppm

pbFree: Pb-Free
0
部品番号 メーカ 説明 在庫

PM105-151K-RC

Bourns Inc

shipping today

99696
部品番号 メーカ 説明 在庫

SMM02040C2202FB300

D# 2616631

Vishay Intertechnologies

RES, AUTO, THIN FILM, 22K, 1%, 0204

RoHS: Compliant
Min Qty: 5
Container: Cut Tape
935

Quick Inquiry

9130-36

認定品質

Heisenerの品質へのこだわりは、調達、テスト、出荷、そしてその間のあらゆるステップのための私達のプロセスを形作りました。 この基盤は私達が販売する各部品の基礎になります。

ISO9001:2015, ICAS, IAF, UKAS

証明書を見る

連絡先

あなたは 9130-36 についての質問がありますか?

9130-36 QRCode

このページを表示するにはスキャンしてください

おすすめ商品

ADM3202ARUZ-REEL7

IC TXRX DUAL RS-232 3.3V 16TSSOP

ZHCS400TA

DIODE SCHOTTKY 40V 400MA SOD323

4608X-101-332LF

RES ARRAY 7 RES 3.3K OHM 8SIP

4TPE220MAZB

CAP TANT POLY 220UF 4V 1411

AD780ARZ-REEL7

IC VREF SERIES/SHUNT PROG 8SOIC

ADUC7026BSTZ62

IC MCU 32BIT 62KB FLASH 80LQFP

JXK0-0136NL

CONN MAGJACK 1PORT 1000 BASE-T

WSL2512R0500FEA

RES SMD 0.05 OHM 1% 1W 2512

ATWILC3000-MR110CA

RF TXRX MOD BLUETOOTH/WIFI CHIP

MAX3224EEAP+T

IC TXRX RS-232 W/SHTDWN 20-SSOP

もっと見る »

9130-36 Tags

  • 9130-36
  • 9130-36 PDF
  • 9130-36 データシート
  • 9130-36 仕様
  • 9130-36 画像
  • Bourns Inc.
  • Bourns Inc. 9130-36
  • 9130-36を購入
  • 9130-36 価格
  • 9130-36 代理店
  • 9130-36 サプライヤー
  • 9130-36 卸売り

9130-36はで利用可能です