TC1262-3.3VDB - Microchip Technology

Manufacturer Part Number

TC1262-3.3VDB

Manufacturer

Microchip Technology

Introduction

The TC1262-3.3VDB is a low-dropout (LDO) linear voltage regulator optimized for power management tasks. Ideal for battery-operated devices, it stabilizes output voltage even under varying load and input voltage conditions.

Product Features and Performance

Provides a fixed output voltage of 3.3V from input voltages up to 6V

Low dropout voltage of 0.65V at 500mA ensures efficient operation

Supports output currents up to 500mA

Quiescent current of 130 µA for battery-saving operations

Power Supply Rejection Ratio (PSRR) of 64dB at 1kHz attenuates input voltage ripple

Overcurrent and overtemperature protection enhances safety and reliability

Product Advantages

High efficiency at low dropout voltages extends battery life in portable devices

Low quiescent current is ideal for power-sensitive applications

Built-in protection features safeguard against overcurrent and thermal damage

Stable output voltage across a range of load conditions

Key Technical Parameters

Voltage Input (Max): 6V

Voltage Output (Min/Fixed): 3.3V

Voltage Dropout (Max): 0.65V @ 500mA

Current Output: 500mA

Current Quiescent (Iq): 130 µA

PSRR: 64dB at 1kHz

Quality and Safety Features

Overcurrent protection prevents damage from excessive load currents

Overtemperature protection ensures safe operation under high-temperature conditions

Compatibility

Surface-mount TO-261-4, TO-261AA package compatible with standard SMT processes

Supplier Device Package: SOT-223-3 for easy integration into various designs

Application Areas

Ideal for battery-powered devices, portable electronics, and IoT devices

Suitable for low-power applications requiring a stable 3.3V supply

Product Lifecycle

Currently active, with no immediate plans for discontinuation

Future replacements or upgrades will be supported

Several Key Reasons to Choose This Product

Low dropout voltage significantly improves efficiency in low-voltage applications

High PSRR value ensures stable output despite input voltage ripple

Low Iq optimizes battery life for portable and remote applications

Comprehensive protection features enhance system reliability

Active product status with support for future upgrades ensures long-term applicability