S-1335A27-N4T1U3

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

The S-1335A27-N4T1U3 is a CMOS positive voltage regulator IC from the S-1335 Series by ABLIC Inc. It provides a fixed output voltage of 2.7 V with an accuracy of ±1.0%. The device supports an input voltage range of 1.5 V to 5.5 V and delivers up to 150 mA of output current. Key electrical characteristics include a typical dropout voltage of 70 mV at 100 mA, a ripple rejection ratio of 80 dB at 1 kHz, and a typical operating current consumption of 36 μA. It features built-in overcurrent protection and a soft-start function.

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

• Built-in soft-start circuit for adjustable output voltage rise time after power-on or ON/OFF activation
• Integrated overcurrent protection circuit to limit load current beyond output transistor capacity
• ON/OFF control circuit designed to extend battery life in portable applications
• Capable of utilizing small ceramic capacitors for both input and output stabilization

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

• Constant-voltage power supply for digital still cameras
• Constant-voltage power supply for television sets
• Constant-voltage power supply for cellular phones
• Constant-voltage power supply for battery-powered portable equipment

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

Verify the specific product type suffix 'A' to confirm the presence of discharge shunt and pull-down functions, as these vary across the series. Ensure the SC-82AB package designation matches the required footprint. Confirm environmental compliance details regarding lead-free and halogen-free status before finalizing procurement orders.

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

Select this component when a fixed 2.7 V output is required within the S-1335 family. The 'A' type indicates specific internal logic states for the ON/OFF pin and discharge functions. Consider the SC-82AB package dimensions for board layout constraints. Verify that the application environment stays within the specified -40°C to +85°C operating temperature range.

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

This part belongs to the S-1335 Series, which utilizes CMOS technology to achieve low dropout voltage and high accuracy. The series offers various output voltages selectable in 0.05 V steps. Different product types (A through M) define the availability of discharge shunt and pull-down resistors, while packages include SOT-23-5, SC-82AB, and HSNT-4.

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

S-1335A27-M5T1U3: Same electrical specifications but housed in an SOT-23-5 package instead of SC-82AB.