Discrete Semiconductors > Diodes > Zener Diodes

1SMA4742 - Taiwan Semiconductor

Zener Diode, 12V V(Z), 5%, 1.25W, Silicon, Unidirectional, DO-214AC

Breakdown Voltage	51V
China RoHS	Non-Compliant
Clamping Voltage	70.1V
Country of Origin	Mainland China, Taiwan
Export Control Classification Number (ECCN) Code	EAR99
Element Configuration	Single
Forward Voltage	1V
Harmonized Tariff Schedule (HTS) Code	8541.10.00.50
Impedance	9Ω
Introduction Date	2004-11-16
Lifecycle Status	Production
Manufacturer Lifecycle Status	ACTIVE
Max Breakdown Voltage	53.6V
Max Forward Surge Current (Ifsm)	2.5A
Max Junction Temperature (Tj)	175°C
Max Operating Temperature	150°C
Max Power Dissipation	1W
Max Repetitive Reverse Voltage (Vrrm)	250V
Max Reverse Leakage Current	1µA
Min Breakdown Voltage	48.5V
Min Operating Temperature	-55°C
Mount	Surface Mount
Number of Elements	1
Number of Pins	2
Number of Terminals	2
Packaging	Cut Tape
Peak Pulse Current	21.4A
Peak Pulse Power	1.5kW
Polarity	Unidirectional
Power Dissipation	1.25W
REACH SVHC	No
Reference Voltage	12V
Reverse Recovery Time	50ns
Reverse Standoff Voltage	43.6V
RoHS	Compliant
Test Current	21mA
Voltage Tolerance	5%
Zener Current	21mA
Zener Voltage	12V

RoHS : Unconfirmed

REACH SVHC : No

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Production

Manufacturer	Manufacturer Part No.	Lifecycle Status Indicator
Taiwan Semiconductor	1SMA4742 R2	Production
Taiwan Semiconductor	1SMA4742 R3	Production
Panjit	1SMA4742	Production
Taiwan Semiconductor	1SMA4742 R3G	Production
Taiwan Semiconductor	1SMA4742 M2G	Production
Taiwan Semiconductor	1SMA4742HR3G	Production
Taiwan Semiconductor	1SMA4742HM2G	Production
EIC Semiconductor	SZ1082	Production
EIC Semiconductor	SZ5514	Production
Renesas	RD3.3FM-AZ	Obsolete