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 (CAD) 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 16V 1.5W
Datasheet
70,984In Stock
MouseReel Available
Min.: 1
Mult.: 1
Max.: 790
: 5,000

16 V SMD/SMT SMA-2 500 mW 5 % 500 nA 10 Ohms - 65 C + 150 C Single 23.4 mA Reel, Cut Tape, MouseReel 1SMA5930B

onsemi Zener Diodes 13V 1.5W
Datasheet
149,371In Stock
MouseReel Available
Min.: 1
Mult.: 1
Max.: 790
: 5,000

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

onsemi Zener Diodes ZEN SMA REG 1.5W 16V TR
Datasheet
17,615In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 5,000

16 V SMD/SMT SMA-2 500 mW 5 % 500 nA 10 Ohms - 65 C + 150 C Single 23.4 mA AEC-Q100 Reel, Cut Tape, MouseReel 1SMA5930B

onsemi Zener Diodes ZEN SMA REG 1.5W 22V TR
Datasheet
7,448In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 5,000

22 V SMD/SMT SMA-2 500 mW 5 % 500 nA 17.5 Ohms - 65 C + 150 C Single 17 mA AEC-Q100 Reel, Cut Tape, MouseReel 1SMA5933B

onsemi Zener Diodes ZEN SMA REG 1.5W 68V TR
Datasheet
27,834In Stock
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 AEC-Q100 Reel, Cut Tape, MouseReel 1SMA5945B

onsemi Zener Diodes ZEN SMA REG 1.5W 15V TR
Datasheet
8,267In Stock
MouseReel Available
Min.: 1
Mult.: 1
Max.: 280
: 5,000

15 V SMD/SMT SMA-2 500 mW 5 % 500 nA 9 Ohms - 65 C + 150 C Single 25 mA AEC-Q100 Reel, Cut Tape, MouseReel 1SMA5929B

onsemi Zener Diodes ZEN SMA REG 1.5W 39V TR
Datasheet
10,711In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 5,000

39 V SMD/SMT SMA-2 500 mW 5 % 500 nA 45 Ohms - 65 C + 150 C Single 9.6 mA AEC-Q100 Reel, Cut Tape, MouseReel 1SMA5939B

onsemi Zener Diodes 3.9V 1.5W
Datasheet
23,492In Stock
MouseReel Available
Min.: 1
Mult.: 1
Max.: 790
: 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 Reel, Cut Tape, MouseReel 1SMA5915B

onsemi Zener Diodes ZEN SMA REG 1.5W 33V TR
Datasheet
3,841In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 5,000

33 V SMD/SMT SMA-2 500 mW 5 % 500 nA 33 Ohms - 65 C + 150 C Single 11.4 mA AEC-Q100 Reel, Cut Tape, MouseReel 1SMA5937B

onsemi Zener Diodes ZEN SMA REG 1.5W 11V TR
Datasheet
4,367In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 5,000

11 V SMD/SMT SMA-2 500 mW 5 % 500 nA 5.5 Ohms - 65 C + 150 C Single 34.1 mA AEC-Q101 Reel, Cut Tape, MouseReel 1SMA5926B

onsemi Zener Diodes ZEN SMA REG 1.5W 47V TR
Datasheet
4,855In Stock
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 AEC-Q100 Reel, Cut Tape, MouseReel 1SMA5941B

onsemi Zener Diodes ZEN SMA REG 1.5W 36V TR
Datasheet
3,714In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 5,000

36 V SMD/SMT SMA-2 500 mW 5 % 500 nA 38 Ohms - 65 C + 150 C Single 10.4 mA AEC-Q100 Reel, Cut Tape, MouseReel 1SMA5938B

onsemi Zener Diodes ZEN SMA REG 1.5W 51V TR
Datasheet
5,610In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 5,000

51 V SMD/SMT SMA-2 500 mW 5 % 500 nA 70 Ohms - 65 C + 150 C Single 7.3 mA AEC-Q100 Reel, Cut Tape, MouseReel 1SMA5942B

onsemi Zener Diodes 4.3V 1.5W
Datasheet
9,771In Stock
MouseReel Available
Min.: 1
Mult.: 1
Max.: 790
: 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

onsemi Zener Diodes 12V 1.5W
Datasheet
93,004In Stock
MouseReel Available
Min.: 1
Mult.: 1
Max.: 5,000
: 5,000

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

onsemi Zener Diodes 20V 1.5W
Datasheet
43,269In Stock
MouseReel Available
Min.: 1
Mult.: 1
Max.: 5,000
: 5,000

20 V SMD/SMT SMA-2 500 mW 5 % 500 nA 14 Ohms - 65 C + 150 C Single 18.7 mA Reel, Cut Tape, MouseReel 1SMA5932B

onsemi Zener Diodes 24V 1.5W
Datasheet
19,436In Stock
MouseReel Available
Min.: 1
Mult.: 1
Max.: 950
: 5,000

24 V SMD/SMT SMA-2 500 mW 5 % 500 nA 19 Ohms - 65 C + 150 C Single 15.6 mA Reel, Cut Tape, MouseReel 1SMA5934B

onsemi Zener Diodes 33V 1.5W
Datasheet
29,523In Stock
20,000Expected 2026-12-01
MouseReel Available
Min.: 1
Mult.: 1
Max.: 5,000
: 5,000

33 V SMD/SMT SMA-2 500 mW 5 % 500 nA 33 Ohms - 65 C + 150 C Single 11.4 mA Reel, Cut Tape, MouseReel 1SMA5937B

onsemi Zener Diodes 43V 1.5W
Datasheet
30,592In Stock
25,000Expected 2027-03-12
MouseReel Available
Min.: 1
Mult.: 1
Max.: 5,000
: 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 ZEN SMA REG 1.5W 18V TR
Datasheet
7,296In Stock
MouseReel Available
Min.: 1
Mult.: 1
Max.: 290
: 5,000

18 V SMD/SMT SMA-2 500 mW 5 % 500 nA 12 Ohms - 65 C + 150 C Single 20.8 mA AEC-Q100 Reel, Cut Tape, MouseReel 1SMA5931B

onsemi Zener Diodes ZEN SMA REG 1.5W 3.6V TR
Datasheet
5,168In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 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 3.3V 1.5W
Datasheet
25,267In Stock
MouseReel Available
Min.: 1
Mult.: 1
Max.: 790
: 5,000

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

onsemi Zener Diodes 3.6V 1.5W
Datasheet
29,866In Stock
20,000Expected 2026-10-16
MouseReel Available
Min.: 1
Mult.: 1
Max.: 1,090
: 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 1SMA5914B

onsemi Zener Diodes 4.7V 1.5W
Datasheet
31,773In Stock
20,000Expected 2026-10-16
MouseReel Available
Min.: 1
Mult.: 1
Max.: 1,180
: 5,000

4.7 V SMD/SMT SMA-2 500 mW 5 % 2.5 uA 5 Ohms - 65 C + 150 C Single 79.8 mA Reel, Cut Tape, MouseReel 1SMA5917B

onsemi Zener Diodes 5.1V 0.5W
Datasheet
24,933In Stock
15,000On Order
MouseReel Available
Min.: 1
Mult.: 1
Max.: 790
: 5,000

5.1 V SMD/SMT SMA-2 500 mW 5 % 2.5 uA 4 Ohms - 65 C + 150 C Single 73.5 mA Reel, Cut Tape, MouseReel 1SMA5918B