ET51628B

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

The ET51628B is a linear voltage regulator IC from ETEK Microelectronics, classified as a Low Dropout (LDO) type. It provides a positive fixed output and supports a maximum load current of 300mA. The device utilizes an advanced CMOS process to achieve high Power Supply Rejection Ratio (PSRR) and low noise performance. It features an integrated auto-discharge function for efficient power management. The component operates within a junction temperature range of -40°C to 85°C and is available in a SOT-23-5 package.

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

• High PSRR and low noise characteristics for clean power delivery
• Integrated auto-discharge function for rapid output capacitor discharge
• Advanced CMOS process technology for improved efficiency

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

• Mobile device power management systems
• Embedded processor and controller supply rails
• Signal chain components requiring stable voltage

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

Verify the manufacturer source is Wuxi ETEK Micro-Electronics Co., Ltd. or authorized distributors. Confirm the package matches SOT-23-5 and the operating temperature range aligns with -40°C to 85°C. Ensure the part number suffix indicates the correct output configuration if applicable. Request official datasheets to validate electrical parameters against application requirements before finalizing procurement.

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

Select this LDO when low noise and high PSRR are critical for sensitive analog circuits. The 300mA current capability suits moderate load applications. Consider the SOT-23-5 footprint for space-constrained designs. Verify input-output voltage differential compatibility with the specific system architecture. The auto-discharge feature is beneficial for battery-powered devices requiring fast shutdown times.

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

ETEK Microelectronics specializes in high-performance analog integrated circuits, focusing on power management and signal chain solutions. The ET51628B belongs to their lineup of linear regulators designed for mobile and portable electronics. This series emphasizes energy efficiency and signal integrity through advanced CMOS processes, catering to modern electronic device demands for compact and reliable power regulation.

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

Consult official cross-reference lists for direct substitutes. Verify pinout compatibility and electrical specifications match exactly. Ensure thermal performance and package dimensions align with existing PCB layouts. Check for any functional differences in dropout voltage or quiescent current that might impact system stability.