Datasheets
P4SMA51CA by:

Trans Voltage Suppressor Diode, 400W, 43.6V V(RWM), Bidirectional, 1 Element, Silicon, DO-214AC, SMA, 2 PIN

Part Details for P4SMA51CA by Littelfuse Inc

Results Overview of P4SMA51CA by Littelfuse Inc

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P4SMA51CA Information

P4SMA51CA by Littelfuse Inc 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 P4SMA51CA

Part # Distributor Description Stock Price Buy
DISTI # 71J1618
Newark Transient Suppressor Diode, single, bidirectional,43.6V V(Rwm),do-214Ac/Sma |Littelfuse P4SMA51CA RoHS: Not Compliant Min Qty: 5000 Package Multiple: 1 Date Code: 0 Container: Reel 0
  • 5,000 $0.1820
  • 10,000 $0.1590
  • 20,000 $0.1420
  • 30,000 $0.1310
  • 50,000 $0.1190
$0.1190 / $0.1820 Buy Now
DISTI # 18-P4SMA51CACT-ND
DigiKey TVS DIODE 43.6VWM 70.1V DO214AC Min Qty: 1 Lead time: 12 Weeks Container: Digi-Reel®, Tape & Reel (TR), Cut Tape (CT) 4834
In Stock
  • 1 $0.6700
  • 10 $0.4150
  • 100 $0.2661
  • 500 $0.2019
  • 1,000 $0.1811
  • 2,000 $0.1637
  • 5,000 $0.1462
  • 10,000 $0.1344
  • 15,000 $0.1284
  • 25,000 $0.1216
  • 35,000 $0.1176
  • 50,000 $0.1148
$0.1148 / $0.6700 Buy Now
DISTI # 576-P4SMA51CA
Mouser Electronics ESD Protection Diodes / TVS Diodes 43.6V 400W 5% Bi-directional RoHS: Compliant 0
  • 1 $0.6200
  • 10 $0.3870
  • 100 $0.2410
  • 500 $0.1850
  • 1,000 $0.1520
  • 2,500 $0.1460
  • 5,000 $0.1250
  • 10,000 $0.1070
  • 25,000 $0.0950
$0.0950 / $0.6200 Order Now
DISTI # P4SMA51CA
TTI ESD Protection Diodes / TVS Diodes 43.6V 400W 5% Bi-directional RoHS: Compliant Min Qty: 5000 Package Multiple: 5000 Container: Reel Americas - 0
  • 5,000 $0.0990
  • 10,000 $0.0970
  • 15,000 $0.0940
  • 25,000 $0.0840
  • 50,000 $0.0820
$0.0820 / $0.0990 Buy Now
DISTI # P4SMA51CA
TTI ESD Protection Diodes / TVS Diodes 43.6V 400W 5% Bi-directional RoHS: Compliant Min Qty: 5000 Package Multiple: 5000 Container: Reel Americas - 0
  • 5,000 $0.0990
  • 10,000 $0.0970
  • 15,000 $0.0940
  • 25,000 $0.0840
  • 50,000 $0.0820
$0.0820 / $0.0990 Buy Now
DISTI # P4SMA51CA-LF
TME Diode: TVS, 400W, 51V, 5.8A, bidirectional, ±5%, SMA, reel,tape Min Qty: 3 0
  • 3 $0.2520
  • 25 $0.2070
  • 100 $0.1840
  • 1,000 $0.1540
  • 5,000 $0.1460
$0.1460 / $0.2520 RFQ

Part Details for P4SMA51CA

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P4SMA51CA Part Data Attributes

P4SMA51CA Littelfuse Inc
Buy Now Datasheet
Compare Parts:
P4SMA51CA Littelfuse Inc Trans Voltage Suppressor Diode, 400W, 43.6V V(RWM), Bidirectional, 1 Element, Silicon, DO-214AC, SMA, 2 PIN
Pbfree Code No
Rohs Code Yes
Part Life Cycle Code Active
Ihs Manufacturer LITTELFUSE INC
Part Package Code DO-214AC
Pin Count 2
Reach Compliance Code not_compliant
ECCN Code EAR99
HTS Code 8541.10.00.50
Samacsys Manufacturer LITTELFUSE
Breakdown Voltage-Max 53.6 V
Breakdown Voltage-Min 48.5 V
Breakdown Voltage-Nom 51 V
Clamping Voltage-Max 70.1 V
Configuration SINGLE
Diode Element Material SILICON
Diode Type TRANS VOLTAGE SUPPRESSOR DIODE
JEDEC-95 Code DO-214AC
JESD-30 Code R-PDSO-C2
JESD-609 Code e3
Moisture Sensitivity Level 1
Non-rep Peak Rev Power Dis-Max 400 W
Number of Elements 1
Number of Terminals 2
Operating Temperature-Max 150 °C
Operating Temperature-Min -65 °C
Package Body Material PLASTIC/EPOXY
Package Shape RECTANGULAR
Package Style SMALL OUTLINE
Peak Reflow Temperature (Cel) 260
Polarity BIDIRECTIONAL
Power Dissipation-Max 3.3 W
Qualification Status Not Qualified
Reference Standard UL RECOGNIZED
Rep Pk Reverse Voltage-Max 43.6 V
Surface Mount YES
Technology AVALANCHE
Terminal Finish MATTE TIN
Terminal Form C BEND
Terminal Position DUAL
Time@Peak Reflow Temperature-Max (s) 40

Alternate Parts for P4SMA51CA

This table gives cross-reference parts and alternative options found for P4SMA51CA. The Form Fit Function (FFF) tab will give you the options that are more likely to serve as direct pin-to-pin alternates or drop-in parts. The Functional Equivalents tab will give you options that are likely to match the same function of P4SMA51CA, but it may not fit your design. Always verify details of parts you are evaluating, as these parts are offered as suggestions for what you are looking for and are not guaranteed.

Part Number Manufacturer Composite Price Description Compare
MQSMAJP4KE51CAE3TR Microsemi Corporation Check for Price Trans Voltage Suppressor Diode, 400W, 43.6V V(RWM), Bidirectional, 1 Element, Silicon, DO-214AC, ROHS COMPLIANT, PLASTIC, SMAJ, BA, 2 PIN P4SMA51CA vs MQSMAJP4KE51CAE3TR
P4SMA51CA Concord Semiconductor Corp Check for Price Trans Voltage Suppressor Diode, 43.6V V(RWM), Bidirectional, P4SMA51CA vs P4SMA51CA
P4SMA51CA Vishay Semiconductors Check for Price Trans Voltage Suppressor Diode, 400W, 43.6V V(RWM), Bidirectional, 1 Element, Silicon, DO-214AC, PLASTIC, SMA, 2 PIN P4SMA51CA vs P4SMA51CA
SMAJ45CA BrightKing Inc Check for Price Trans Voltage Suppressor Diode, 400W, 45V V(RWM), Bidirectional, 1 Element, Silicon, DO-214AC, SMA, 2 PIN P4SMA51CA vs SMAJ45CA
P4SMA51CA Vishay Intertechnologies Check for Price Trans Voltage Suppressor Diode, 400W, 43.6V V(RWM), Bidirectional, 1 Element, DO-214AC, SMC, 2 PIN P4SMA51CA vs P4SMA51CA
P4SMA51CA Central Semiconductor Corp Check for Price Trans Voltage Suppressor Diode, 400W, 51V V(RWM), Bidirectional, 1 Element, Silicon, SMA, 2 PIN P4SMA51CA vs P4SMA51CA
MVSMAJP4KE51CA Microsemi Corporation Check for Price Trans Voltage Suppressor Diode, 400W, 43.6V V(RWM), Bidirectional, 1 Element, Silicon, DO-214AC, PLASTIC, DO-214BA, SMAJ, 2 PIN P4SMA51CA vs MVSMAJP4KE51CA
SMAJ43CA BrightKing Inc Check for Price Trans Voltage Suppressor Diode, 400W, 43V V(RWM), Bidirectional, 1 Element, Silicon, DO-214AC, SMA, 2 PIN P4SMA51CA vs SMAJ43CA
P4SMA51CA-E3/5A Vishay Intertechnologies Check for Price Trans Voltage Suppressor Diode, 300W, 43.6V V(RWM), Bidirectional, 1 Element, Silicon, DO-214AC, P4SMA51CA vs P4SMA51CA-E3/5A
MQSMAJP4KE51CAE3 Microsemi Corporation Check for Price Trans Voltage Suppressor Diode, 400W, 43.6V V(RWM), Bidirectional, 1 Element, Silicon, DO-214AC, ROHS COMPLIANT, PLASTIC, SMAJ, BA, 2 PIN P4SMA51CA vs MQSMAJP4KE51CAE3
Part Number Manufacturer Composite Price Description Compare
SMAJ51CA-T3 Sangdest Microelectronics (Nanjing) Co Ltd Check for Price Trans Voltage Suppressor Diode, 400W, 51V V(RWM), Bidirectional, 1 Element, Silicon, DO-214AC, PLASTIC, SMA, 2 PIN P4SMA51CA vs SMAJ51CA-T3
SMAJ51CA Rectron Semiconductor Check for Price Trans Voltage Suppressor Diode, 400W, 51V V(RWM), Bidirectional, 1 Element, Silicon, DO-214AC, PLASTIC PACKAGE-2 P4SMA51CA vs SMAJ51CA
SMAJ45CA Pulse Electronics Corporation Check for Price Trans Voltage Suppressor Diode, 400W, 45V V(RWM), Bidirectional, 1 Element, Silicon, DO-214AC, SMA, 2 PIN P4SMA51CA vs SMAJ45CA
P4SMA51CA Fagor Electrónica Check for Price Trans Voltage Suppressor Diode, 400W, Bidirectional, 1 Element, Silicon, DO-214AC, PLASTIC, SMA, 2 PIN P4SMA51CA vs P4SMA51CA
SMAJ51CA Littelfuse Inc Check for Price Trans Voltage Suppressor Diode, 400W, 51V V(RWM), Bidirectional, 1 Element, Silicon, DO-214AC, HALOGEN FREE AND ROHS COMPLIANT, PLASTIC, SMA, 2 PIN P4SMA51CA vs SMAJ51CA
SMAJ51C Diodes Incorporated Check for Price Trans Voltage Suppressor Diode, 400W, 51V V(RWM), Bidirectional, 1 Element, Silicon P4SMA51CA vs SMAJ51C
SMAJ51CA Taiwan Semiconductor Check for Price Trans Voltage Suppressor Diode, 400W, 51V V(RWM), Bidirectional, 1 Element, Silicon, DO-214AC, GREEN, PLASTIC, SMA, 2 PIN P4SMA51CA vs SMAJ51CA
P4SMAJ51C Surge Components Inc Check for Price Trans Voltage Suppressor Diode, Unidirectional, 1 Element, Silicon, DO-214AC, PLASTIC, SMA, 2 PIN P4SMA51CA vs P4SMAJ51C
SMAJ51CA Sangdest Microelectronics (Nanjing) Co Ltd Check for Price Trans Voltage Suppressor Diode, 400W, 51V V(RWM), Bidirectional, 1 Element, Silicon, DO-214AC, SMA, 2 PIN P4SMA51CA vs SMAJ51CA
P4SMA51CA Telefunken Microelectronics Gmbh Check for Price Transient Suppressor, P4SMA51CA vs P4SMA51CA

P4SMA51CA Related Parts

P4SMA51CA Frequently Asked Questions (FAQ)

  • The recommended footprint and land pattern for P4SMA51CA can be found in the Littelfuse application note AN9313, which provides guidelines for surface mount assembly of TVS diodes.

  • To select the correct TVS diode, consider factors such as the maximum voltage, current, and power rating required for your application. Also, consider the response time, clamping voltage, and capacitance of the TVS diode. Littelfuse provides a TVS Diode Selection Guide that can help with the selection process.

  • A unidirectional TVS diode protects against voltage surges in one direction, whereas a bidirectional TVS diode protects against voltage surges in both directions. The P4SMA51CA is a unidirectional TVS diode. If bidirectional protection is required, a different part number such as P4SMA51CB should be considered.

  • While the P4SMA51CA meets the requirements for many industrial and commercial applications, it is not specifically designed for automotive applications. For automotive applications, Littelfuse recommends using TVS diodes that meet the AEC-Q101 qualification standard, such as the AQHV series.

  • To ensure the reliability of P4SMA51CA in high-temperature applications, follow the recommended derating curves and guidelines provided in the datasheet. Also, consider using a TVS diode with a higher temperature rating, such as the SMAJ series, which is rated up to 175°C.

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