AP7346D-1833FS6-7

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

The AP7346D-1833FS6-7 is a dual high accuracy current limit low dropout regulator with enable, manufactured by Diodes Incorporated. It provides fixed output voltages of 1.8V and 3.3V on separate channels within an X2-DFN1212-6 package. The device operates with an input voltage range from 1.7V to 5.25V and delivers up to 130mA per channel. Key electrical specifications include a quiescent current as low as 35µA, ripple rejection of 75dB at 1kHz, and output voltage accuracy of ±1%. It features integrated current limit circuitry and thermal shutdown protection.

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

• Dual-channel architecture providing independent 1.8V and 3.3V outputs with individual enable control
• High accuracy regulation with ±1% output voltage tolerance across operating temperatures
• Low power consumption design featuring ultra-low quiescent current for battery efficiency
• Integrated protection mechanisms including precise current limiting and thermal shutdown

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

• Fingerprint modulars
• Smart phones and tablets
• RF supplies
• Cameras
• Portable media players

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

Verify component authenticity through authorized distributors or direct manufacturer channels. Confirm RoHS compliance status and check for specific automotive qualification requirements if applicable. Ensure ordering suffixes match the required package and packing quantity specifications before finalizing procurement orders.

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

Select this component for applications requiring compact dual-rail power solutions in portable electronics. The X2-DFN1212-6 package supports dense PCB layouts. Verify that input voltage ranges and load transient requirements align with system specifications. Consider the low dropout characteristics for efficient operation near minimum input thresholds.

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

This part belongs to the AP7346 series of dual LDO regulators designed for low-power handheld communication equipment. The series utilizes CMOS process technology to achieve low RDS(ON) and high PSRR. It is intended for space-constrained designs requiring multiple regulated voltage rails from a single source.

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

The datasheet explicitly recommends using the AP7345D instead of the AP7346 for new designs.