1SMA59 1.5W Zener Diode Voltage Regulator

onsemi 1SMA59 1.5W Zener Diode Voltage Regulator offers a standard Zener breakdown voltage range of 3.3V to 68V. The onsemi 1SMA59 caters to various voltage regulation needs. With an ESD rating of Class 3 (>16kV) per Human Body Model, the device ensures robust protection against electrostatic discharge. The device features a flat handling surface, facilitating precise placement during assembly. The 1SMA59 is an ideal replacement for MELF packages, combining reliability and ease of integration.

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Description Datasheet Availability Pricing (SGD) Filter the results in the table by unit price based on your quantity.
Qty. RoHS ECAD Model Vz - Zener Voltage
Mounting Style
Package/Case
Pd - Power Dissipation
Voltage Tolerance
Ir - Maximum Reverse Leakage Current
Zz - Zener Impedance
Minimum Operating Temperature
Maximum Operating Temperature
Configuration
Test Current
Qualification
Packaging
Series

onsemi Zener Diodes 68V 1.5W
Datasheet
5,974In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 5,000

68 V SMD/SMT SMA-2 500 mW 5 % 500 nA 120 Ohms - 65 C + 150 C Single 5.5 mA Reel, Cut Tape, MouseReel 1SMA5945B

onsemi Zener Diodes ZEN SMA REG 1.5W 3.6V TR
Datasheet
188In Stock
5,000Expected 17/4/2026
MouseReel Available
Min.: 1
Mult.: 1
Reel: 5,000

3.6 V SMD/SMT SMA-2 500 mW 5 % 35.5 uA 9 Ohms - 65 C + 150 C Single 104.2 mA Reel, Cut Tape, MouseReel 1SMA59

onsemi Zener Diodes ZEN SMA REG 1.5W 3.9V TR
Datasheet
5,368In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 5,000

3.9 V SMD/SMT SMA-2 500 mW 5 % 12.5 uA 7.5 Ohms - 65 C + 150 C Single 96.1 mA AEC-Q100 Reel, Cut Tape, MouseReel 1SMA5915B

onsemi Zener Diodes ZEN SMA REG 1.5W 4.3V TR
Datasheet
35In Stock
5,000Expected 18/2/2026
MouseReel Available
Min.: 1
Mult.: 1
Reel: 5,000
4.3 V SMD/SMT SMA-2 500 mW 5 % 2.5 uA 6 Ohms - 65 C + 150 C Single 87.2 mA AEC-Q100 Reel, Cut Tape, MouseReel 1SMA5916B

onsemi Zener Diodes ZEN SMA REG 1.5W 5.6V TR
Datasheet
4,380In Stock
5,000Expected 19/5/2026
MouseReel Available
Min.: 1
Mult.: 1
Reel: 5,000

5.6 V SMD/SMT SMA-2 500 mW 5 % 2.5 uA 2 Ohms - 65 C + 150 C Single 66.9 mA AEC-Q100 Reel, Cut Tape, MouseReel 1SMA5919B

onsemi Zener Diodes ZEN SMA REG 1.5W 6.2V TR
Datasheet
3,305In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 5,000

6.2 V SMD/SMT SMA-2 500 mW 5 % 2.5 uA 2 Ohms - 65 C + 150 C Single 60.5 mA AEC-Q100 Reel, Cut Tape, MouseReel 1SMA5920B

onsemi Zener Diodes ZEN SMA REG 1.5W 7.5V TR
Datasheet
3,790In Stock
10,000Expected 6/3/2026
MouseReel Available
Min.: 1
Mult.: 1
Reel: 5,000
7.5 V SMD/SMT SMA-2 500 mW 5 % 2.5 uA 3 Ohms - 65 C + 150 C Single 50 mA AEC-Q100 Reel, Cut Tape, MouseReel 1SMA5922B

onsemi Zener Diodes ZEN SMA REG 1.5W 9.1V TR
Datasheet
5,515In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 5,000

9.1 V SMD/SMT SMA-2 500 mW 5 % 2.5 uA 4 Ohms - 65 C + 150 C Single 41.2 mA AEC-Q100 Reel, Cut Tape, MouseReel 1SMA5924B

onsemi Zener Diodes ZEN SMA REG 1.5W 10V TR
Datasheet
23In Stock
5,000Expected 19/5/2026
MouseReel Available
Min.: 1
Mult.: 1
Reel: 5,000

10 V SMD/SMT SMA-2 500 mW 5 % 2.5 uA 4.5 Ohms - 65 C + 150 C Single 37.5 mA AEC-Q100 Reel, Cut Tape, MouseReel 1SMA5925B

onsemi Zener Diodes ZEN SMA REG 1.5W 13V TR
Datasheet
554In Stock
Min.: 1
Mult.: 1
Reel: 5,000

13 V SMD/SMT SMA-2 500 mW 5 % 500 nA 7 Ohms - 65 C + 150 C Single 28.8 mA AEC-Q100 Reel, Cut Tape 1SMA5928B

onsemi Zener Diodes ZEN SMA REG 1.5W 27V TR
Datasheet
4,575In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 5,000

27 V SMD/SMT SMA-2 500 mW 5 % 500 nA 23 Ohms - 65 C + 150 C Single 13.9 mA AEC-Q100 Reel, Cut Tape, MouseReel 1SMA5935B

onsemi Zener Diodes SMA CASE-403D Plastic Surface Mount Zener Voltage Regulator
Datasheet
34,635Expected 25/2/2026
MouseReel Available
Min.: 1
Mult.: 1
Reel: 5,000

18 V SMD/SMT SMA-2 1.5 W 5 % 500 nA 12 Ohms - 65 C + 150 C Single 20.8 mA Reel, Cut Tape, MouseReel 1SMA5931B

onsemi Zener Diodes 4.3V 1.5W
Datasheet
Lead-Time 22 Weeks
MouseReel Available
Min.: 1
Mult.: 1
Reel: 5,000

4.3 V SMD/SMT SMA-2 500 mW 5 % 2.5 uA 6 Ohms - 65 C + 150 C Single 87.2 mA Reel, Cut Tape, MouseReel 1SMA5916B