XC6602B101PR-G

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Overview

The XC6602B101PR-G is a fixed-output low dropout regulator from the Torex XC6602 series, featuring a 1.0V output voltage with ±0.020V accuracy. It supports a maximum continuous output current of 1A and operates with an input voltage range of 0.5V to 3.0V. The device utilizes a P-channel driver transistor and includes built-in thermal shutdown, under-voltage lockout, and fold-back current limiting. It is housed in a SOT-89-5 package and is designed for high efficiency at low input/output voltages.

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Feature Summary

• Supports ultra-low input voltage operation starting from 0.5V
• Provides high-speed regulation with low ripple rejection characteristics
• Includes comprehensive protection circuits such as thermal shutdown and UVLO
• Features CE pull-down functionality for reliable standby mode

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Applications

• Smart phones and mobile phones
• Digital still cameras and camcorders
• Note PCs and tablet PCs
• E-book readers and electronic dictionaries
• Wireless LAN modules

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Procurement Notes

Verify the specific suffix PR-G corresponds to the SOT-89-5 package configuration. Confirm that the Type B designation indicates the absence of a soft-start circuit, which affects startup behavior compared to Type A variants. Ensure compatibility with ceramic output capacitors as specified in the datasheet requirements for phase compensation stability.

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Selection Notes

Select this component when a fixed 1.0V rail is required with up to 1A load capability. The Type B variant is suitable for applications where soft-start timing is not critical or managed externally. Consider the dropout voltage performance relative to the available bias voltage headroom. Verify thermal dissipation capabilities on the target PCB layout given the power constraints.

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Part Context

This part belongs to the XC6602 series of low voltage input LDO regulators manufactured by Torex Semiconductor. The series is characterized by its ability to operate efficiently with very low input voltages down to 0.5V. It integrates a Nch driver transistor and various protection features to ensure stable operation in portable electronic devices requiring high current at low voltages.

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Replacement Considerations

XC6602A101PR-G (Type A with soft-start)

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators FAQ

Does the XC6602B101PR-G include a soft-start function?

No, the 'B' type designation indicates that this specific variant does not include a built-in soft-start circuit.

What is the minimum input voltage required for operation?

The device can operate with an input voltage as low as 0.5V.

How does the CE pin behave if left open?

The CE pin has a pull-down function that keeps the IC in stand-by mode if the pin is left open.