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 (EUR) 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 43V 1.5W
Datasheet
15.662In Stock
20.000Expected 10/16/2026
MouseReel Available
Min.: 1
Mult.: 1
: 5.000

43 V SMD/SMT SMA-2 500 mW 5 % 500 nA 53 Ohms - 65 C + 150 C Single 8.7 mA Reel, Cut Tape, MouseReel 1SMA5940B

onsemi Zener Diodes 56V 1.5W
Datasheet
13.393In Stock
25.000Expected 7/10/2026
MouseReel Available
Min.: 1
Mult.: 1
Max.: 5.840
: 5.000

56 V SMD/SMT SMA-2 500 mW 5 % 500 nA 86 Ohms - 65 C + 150 C Single 6.7 mA Reel, Cut Tape, MouseReel 1SMA5943B

onsemi Zener Diodes 68V 1.5W
Datasheet
4.819In Stock
10.000Expected 9/4/2026
MouseReel Available
Min.: 1
Mult.: 1
: 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 3.3V TR
Datasheet
5.013In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 5.000

3.3 V SMD/SMT SMA-2 500 mW 5 % 50 uA 10 Ohms - 65 C + 150 C Single 113.6 mA AEC-Q100 Reel, Cut Tape, MouseReel 1SMA5913B

onsemi Zener Diodes ZEN SMA REG 1.5W 5.6V TR
Datasheet
2.664In Stock
5.000Expected 7/10/2026
MouseReel Available
Min.: 1
Mult.: 1
: 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
2.928In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 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 8.2V TR
Datasheet
5.184In Stock
5.000Expected 6/16/2026
MouseReel Available
Min.: 1
Mult.: 1
: 5.000

8.2 V SMD/SMT SMA-2 500 mW 5 % 2.5 uA 3.5 Ohms - 65 C + 150 C Single 45.7 mA AEC-Q100 Reel, Cut Tape, MouseReel 1SMA5923B

onsemi Zener Diodes ZEN SMA REG 1.5W 10V TR
Datasheet
2.985In Stock
5.000Expected 10/13/2026
MouseReel Available
Min.: 1
Mult.: 1
: 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 12V TR
Datasheet
856In Stock
25.000Expected 7/10/2026
MouseReel Available
Min.: 1
Mult.: 1
Max.: 1.200
: 5.000

12 V SMD/SMT SMA-2 500 mW 5 % 500 nA 6.5 Ohms - 65 C + 150 C Single 31.2 mA AEC-Q100 Reel, Cut Tape, MouseReel 1SMA5927B

onsemi Zener Diodes ZEN SMA REG 1.5W 13V TR
Datasheet
520In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 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, MouseReel 1SMA5928B

onsemi Zener Diodes ZEN SMA REG 1.5W 27V TR
Datasheet
3.692In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 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 ZEN SMA REG 1.5W 43V TR
Datasheet
4.679In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 5.000

43 V SMD/SMT SMA-2 500 mW 5 % 500 nA 53 Ohms - 65 C + 150 C Single 8.7 mA AEC-Q100 Reel, Cut Tape, MouseReel 1SMA5940B

onsemi Zener Diodes 47V 1.5W
Datasheet
15.000Expected 12/25/2026
MouseReel Available
Min.: 1
Mult.: 1
: 5.000

47 V SMD/SMT SMA-2 500 mW 5 % 500 nA 67 Ohms - 65 C + 150 C Single 8 mA Reel, Cut Tape, MouseReel 1SMA5941B