Electronic Zener diode luJing 1SMA4746A designed for stable voltage output and low dynamic impedance

Price Negotiable

Price: Negotiable

MOQ: Negotiable

Delivery Time: Negotiable

Product Description

Product Overview

This series of Zener diodes offers a wide voltage range from 3.3V to 100V, with a peak pulse power of 1000mW. Key features include low reverse leakage, low Zener impedance, and high stability and reliability. These diodes are suitable for various electronic applications requiring precise voltage regulation.

Product Attributes

Case: SMA
Polarity: Color band denotes cathode end
Mounting Position: Any

Technical Specifications

Part Number	Nominal Zener Voltage (Vz)	Test Current (Iz)	Max. Dynamic Impedance (Zzt) at Izt	Max. Reverse Leakage Current (Ir) at Vr	Max. Surge Current (Ism)	Unit
1SMA4728A~1SMA4764A	3.3 to 100	-	-	-	-	V
Power Dissipation (Pd)	1000	mW
Operating junction temperature (Tj)	-65 to +175	C
Storage temperature range (Tstg)	-65 to +175	C
Nominal Zener Voltage (Vz)	5.28	1.47	60	0.203	60	V @ mA
Nominal Zener Voltage (Vz)	4.95	1.32	60	0.203	60	V @ mA
Nominal Zener Voltage (Vz)	4.50	1.52	60	0.203	60	V @ mA
Nominal Zener Voltage (Vz)	3.99	0.76	60	0.203	60	V @ mA
Nominal Zener Voltage (Vz)	2.40	0.305	60	0.203	60	V @ mA
Nominal Zener Voltage (Vz)	1.95	0.152	60	0.203	60	V @ mA
Nominal Zener Voltage (Vz)	1.52	-	60	0.203	60	V @ mA
Nominal Zener Voltage (Vz)	0.76	-	60	0.203	60	V @ mA

Ratings and Characteristic Curves

FIG1: Maximum Continuous Power Dissipation - Valid provided that electrodes are kept at ambient temperature.

FIG2: Typical Zener Impedance - Tested at rated Iz.

FIG3: Typical Temperature Coefficients

FIG4: Typical Instantaneous Forward Characteristics - For 60A, pulse width 10s, duty cycle 1%.

FIG5: Typical Reverse Characteristics

Notes

Based on DC measurement at thermal equilibrium.
Surge current is a non-repetitive 1.8ms pulse width square wave or equivalent sine wave superimposed on Izt per JEDEC method.