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1N4728 from ST,ST Microelectronics

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1N4728

Manufacturer: ST

3.3 V, 1 W silicon zener diode

Partnumber Manufacturer Quantity Availability
1N4728 ST 110 In Stock

Description and Introduction

3.3 V, 1 W silicon zener diode The 1N4728 is a Zener diode manufactured by STMicroelectronics. Here are the factual specifications:

- **Part Number**: 1N4728
- **Manufacturer**: STMicroelectronics
- **Type**: Zener Diode
- **Zener Voltage (Vz)**: 3.3V
- **Power Dissipation (Ptot)**: 1W
- **Tolerance**: ±5%
- **Package**: DO-41
- **Operating Temperature Range**: -65°C to +200°C
- **Forward Voltage (Vf)**: 1.2V (typical) at 200mA
- **Reverse Leakage Current (Ir)**: 5µA (maximum) at 1V
- **Thermal Resistance (RthJA)**: 50°C/W

These specifications are based on the standard datasheet provided by STMicroelectronics for the 1N4728 Zener diode.

Partnumber Manufacturer Quantity Availability
1N4728 PHILIPS 1860 In Stock

Description and Introduction

3.3 V, 1 W silicon zener diode The 1N4728 is a Zener diode manufactured by PHILIPS. Here are the key specifications:

- **Zener Voltage (Vz):** 3.3V
- **Power Dissipation (Ptot):** 1W
- **Tolerance:** ±5%
- **Operating Temperature Range:** -65°C to +200°C
- **Package:** DO-41
- **Forward Voltage (Vf):** 1.2V (typical) at 200mA
- **Reverse Leakage Current (Ir):** 5µA (maximum) at 1V
- **Zener Impedance (Zzt):** 10Ω (typical) at 20mA

These specifications are based on the standard datasheet information for the 1N4728 Zener diode from PHILIPS.

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