RD6.2ES-T1

## Overview

The Renesas Electronics RD6.2ES-T1 is a high-precision Zener diode designed for voltage reference and regulation applications in electronic circuits. It provides stable voltage clamping with low dynamic impedance, making it suitable for analog circuits, low-power signal conditioning, and protection applications. The device offers reliable performance over a wide temperature range and is available in a compact through-hole package for easy integration.

## Electrical Characteristics

* Zener voltage (VZ): 6.2 V nominal at test current
* Test current (IZT): 5 mA typical
* Zener voltage tolerance: ±5%
* Maximum Zener impedance (ZZT): 15 Ω typical at IZT
* Maximum reverse leakage current (IR): 5 µA at VR = VZ
* Forward voltage (VF): 1.2 V typical at IF = 10 mA
* Power dissipation (PD): 500 mW at TA = 25°C
* Junction temperature (TJ): -55°C to +150°C

These specifications ensure precise voltage regulation under varying load and temperature conditions, making the RD6.2ES-T1 reliable for sensitive analog and digital applications.

## Voltage Regulation Performance

* Low dynamic impedance ensures minimal voltage variation under changing current conditions
* Tight voltage tolerance ±5% guarantees predictable reference behavior
* High stability over temperature allows consistent operation in industrial and consumer environments
* Fast response to transient voltage fluctuations for protecting downstream circuitry

The low impedance and stable voltage characteristics make this Zener diode suitable for accurate voltage reference and clamping tasks.

## Thermal Characteristics

* Operating temperature range: -55°C to +150°C
* Storage temperature range: -55°C to +150°C
* Thermal resistance junction-to-ambient (RθJA): 200°C/W typical
* Linear derating above 75°C to prevent excessive junction temperature
* Compact package allows efficient heat dissipation through PCB mounting

Thermal design ensures safe operation and long-term reliability under continuous Zener operation.

## Mechanical and Package Features

* Package type: DO-35 axial leaded
* Dimensions: 5.0 mm × 2.0 mm typical
* Lead spacing: 2.54 mm
* Lead plating: Tin-lead or RoHS-compliant tin finish
* Through-hole mounting compatible
* Lightweight and robust package for automated assembly

The axial leaded package simplifies installation in standard PCB layouts and supports both manual and automated soldering processes.

## Applications

* Voltage regulation for low-power analog and digital circuits
* Reference voltage source for ADCs, DACs, and other precision circuits
* Overvoltage protection for sensitive electronic components
* Low-power instrumentation and measurement systems
* Biasing applications in transistor and IC circuits

The RD6.2ES-T1 is suitable wherever a stable 6.2 V reference or clamping voltage is needed, particularly in industrial, consumer, and instrumentation applications.

## Key Features and Advantages

* Nominal Zener voltage: 6.2 V with ±5% tolerance
* Low dynamic impedance: 15 Ω typical at IZT for stable regulation
* Power rating: 500 mW
* Reverse leakage current: 5 µA typical
* Wide operating temperature range: -55°C to +150°C
* Fast transient response to protect sensitive circuits
* Axial leaded DO-35 package for compact, easy PCB integration
* RoHS-compliant and lead-free options available

The Renesas RD6.2ES-T1 provides precise, reliable voltage reference and protection in a compact, easy-to-use form factor, suitable for applications demanding stable low-power voltage regulation and robust performance.