AP7350-33CF4-7

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

The AP7350-33CF4-7 is a fixed-output low dropout regulator manufactured by Diodes Incorporated. It provides a stable 3.3V output with a maximum current of 150mA. The device operates within an input voltage range of 2.0V to 5.25V and maintains high accuracy with a typical quiescent current of 0.25µA. It features an enable pin for power management and includes internal protections such as current limiting and thermal shutdown. The component is housed in a compact X2-WLB0606-4 wafer level chip scale package.

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

• Ultra-low quiescent current design extends battery life in portable applications
• Integrated enable control allows precise power management and shutdown capabilities
• High output voltage accuracy ensures reliable performance across varying conditions
• Miniature footprint minimizes board space requirements for dense circuit designs

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

• Wearable Electronics
• Sensor Module for Internet-of-Things (IoT)
• Wireless Communication Module
• Battery-Operated Device
• Camera
• Image Sensor

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

Verify the specific suffix CF4 corresponds to the X2-WLB0606-4 package when sourcing. Confirm the -7 suffix indicates tape and reel packaging if required for automated assembly. Ensure EN pin connections are strictly defined as high or low, avoiding floating states to maintain proper regulator operation. Check datasheet for derating curves regarding power dissipation at elevated ambient temperatures.

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

Select this component for applications requiring minimal static power consumption alongside a fixed 3.3V rail. The wide input voltage range accommodates single-cell lithium battery discharge profiles. Consider the small package size for space-constrained layouts. Verify that external capacitor ESR values fall within the stability region specified in the electrical characteristics for optimal transient response.

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

This part belongs to the AP7350 series of ultra-low quiescent current LDOs from Diodes Incorporated. The series offers various fixed output voltages ranging from 1.2V to 4.5V. All variants share the same miniature X2-WLB0606-4 package and core architecture, differing primarily in their internal resistor networks that set the specific output voltage levels.

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

AP7350D-33CF4-7 serves as a direct functional substitute featuring built-in output discharge.