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Diodes / Transient Suppressors / SM30T21AY
Datasheets
SM30T21AY by: STMicroelectronics

Automotive 3000 W, 18 V TVS in SMC

Part Details for SM30T21AY by STMicroelectronics

Results Overview of SM30T21AY by STMicroelectronics

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Applications Energy and Power Systems Transportation and Logistics Renewable Energy Automotive

SM30T21AY Information

SM30T21AY by STMicroelectronics is a Transient Suppressor.
Transient Suppressors are under the broader part category of Diodes.

A diode is a electrical part that can control the direction in which the current flows in a device. Consider factors like voltage drop, current capacity, reverse voltage, and operating frequency when selecting a diode. Read more about Diodes on our Diodes part category page.

Price & Stock for SM30T21AY

Part # Distributor Description Stock Price Buy
DISTI # 497-12177-1-ND
DigiKey TVS DIODE 18VWM 29.2VC SMC Min Qty: 1 Lead time: 21 Weeks Container: Digi-Reel®, Cut Tape (CT), Tape & Reel (TR) 7542
In Stock
  • 1 $1.2000
  • 10 $0.9340
  • 100 $0.7080
  • 500 $0.5880
  • 1,000 $0.5480
  • 2,500 $0.5090
  • 5,000 $0.5070
$0.5070 / $1.2000 Buy Now
DISTI # SM30T21AY
Avnet Americas ESD Suppressor TVS 30KV 2-Pin SMC T/R - Tape and Reel (Alt: SM30T21AY) RoHS: Compliant Min Qty: 2500 Package Multiple: 2500 Lead time: 53 Weeks, 1 Days Container: Reel 0
  • 2,500 $0.5481
  • 5,000 $0.5337
  • 10,000 $0.5234
  • 15,000 $0.5154
  • 20,000 $0.5032
$0.5032 / $0.5481 Buy Now
DISTI # 511-SM30T21AY
Mouser Electronics ESD Protection Diodes / TVS Diodes 3000 W 28kW Transil 15V to 33V Uni RoHS: Compliant 1897
  • 1 $1.2000
  • 10 $0.9340
  • 100 $0.7080
  • 250 $0.7040
  • 500 $0.5880
  • 1,000 $0.5480
  • 2,500 $0.5090
  • 5,000 $0.5070
$0.5070 / $1.2000 Buy Now
STMicroelectronics Automotive 3000 W, 18 V TVS in SMC RoHS: Compliant Min Qty: 1 1897
  • 1 $1.1800
  • 10 $0.9200
  • 100 $0.6900
  • 250 $0.6900
  • 500 $0.5800
$0.5800 / $1.1800 Buy Now
Future Electronics SM30TY Series 3000 W 21 V Uni-Directional SMT Automotive Transil Diode -DO-214AB RoHS: Compliant pbFree: Yes Min Qty: 1 Package Multiple: 1 Lead time: 21 Weeks Container: Cut Tape/Mini-Reel 31
Cut Tape/Mini-Reel
  • 1 $0.5600
  • 15 $0.5250
  • 75 $0.5050
  • 250 $0.4900
  • 1,250 $0.4650
$0.4650 / $0.5600 Buy Now
Quest Components   40
  • 1 $2.1350
  • 3 $1.7080
  • 13 $1.0675
$1.0675 / $2.1350 Buy Now
DISTI # SM30T21AY
Avnet Silica ESD Suppressor TVS 30KV 2Pin SMC TR (Alt: SM30T21AY) RoHS: Compliant Min Qty: 2500 Package Multiple: 2500 Lead time: 17 Weeks, 0 Days Silica - 2500
Buy Now
DISTI # SM30T21AY
EBV Elektronik ESD Suppressor TVS 30KV 2Pin SMC TR (Alt: SM30T21AY) RoHS: Compliant Min Qty: 2500 Package Multiple: 2500 Lead time: 22 Weeks, 0 Days EBV - 0
Buy Now
Vyrian Diodes 1601
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Part Details for SM30T21AY

SM30T21AY CAD Models

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SM30T21AY Part Data Attributes

Parametric Data
SM30T21AY STMicroelectronics
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SM30T21AY STMicroelectronics Automotive 3000 W, 18 V TVS in SMC
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Rohs Code Yes
Part Life Cycle Code Active
Ihs Manufacturer STMICROELECTRONICS
Part Package Code DO-214AB
Pin Count 2
Reach Compliance Code not_compliant
ECCN Code EAR99
HTS Code 8541.10.00.50
Factory Lead Time 53 Weeks, 1 Day
Samacsys Manufacturer STMicroelectronics
Breakdown Voltage-Max 22.2 V
Breakdown Voltage-Min 20 V
Configuration SINGLE
Diode Element Material SILICON
Diode Type TRANS VOLTAGE SUPPRESSOR DIODE
JEDEC-95 Code DO-214AB
JESD-30 Code R-PDSO-C2
JESD-609 Code e3
Moisture Sensitivity Level 1
Non-rep Peak Rev Power Dis-Max 3000 W
Number of Elements 1
Number of Terminals 2
Operating Temperature-Max 150 °C
Operating Temperature-Min -55 °C
Package Body Material PLASTIC/EPOXY
Package Shape RECTANGULAR
Package Style SMALL OUTLINE
Peak Reflow Temperature (Cel) 260
Polarity UNIDIRECTIONAL
Rep Pk Reverse Voltage-Max 18 V
Surface Mount YES
Technology AVALANCHE
Terminal Finish Matte Tin (Sn) - annealed
Terminal Form C BEND
Terminal Position DUAL
Time@Peak Reflow Temperature-Max (s) NOT SPECIFIED

SM30T21AY Related Parts

SM30T21AY Frequently Asked Questions (FAQ)

  • A good PCB layout for optimal thermal performance would be to have a solid ground plane on the bottom layer, and a thermal relief pattern on the top layer. This helps to dissipate heat efficiently.

  • To ensure reliable operation in high-temperature environments, it's essential to follow the recommended derating curves for the device, and ensure good thermal management through proper PCB design and heat sinking.

  • For EMI and EMC compliance, it's crucial to follow proper PCB layout and routing guidelines, use adequate shielding and filtering, and ensure that the device is properly decoupled and bypassed.

  • When selecting external components, consider the device's operating frequency, voltage, and current requirements. Choose components with suitable ratings and characteristics to ensure optimal performance and reliability.

  • Recommended testing and validation procedures include functional testing, parametric testing, and environmental testing (e.g., temperature, humidity, vibration). It's also essential to follow the manufacturer's recommended testing procedures and guidelines.