S-8357E50MC-NLJT2G

Overview

The S-8357E50MC-NLJT2G is a CMOS step-up switching regulator controller from the ABLIC S-8357 series. It operates with an input voltage range of 0.9 V to 10 V and provides a fixed output voltage of 5.0 V. The device utilizes PWM control with a maximum duty cycle of 78% at its operating frequency. It features low current consumption, with typical operation current of 25.9 µA and shutdown current under 0.5 µA. The component is housed in a compact SOT-23-5 package and supports surface-mount installation.

Feature Summary

• Integrates PWM control circuit for high efficiency and low ripple
• Enables startup at minimum 0.9 V input voltage
• Features ultra-low current consumption during active and shutdown states
• Supports external Nch Power MOSFET for high output current capability

Applications

• Battery-powered portable electronic devices
• Consumer electronics requiring efficient voltage boosting
• Industrial equipment with limited power supply constraints
• Automotive electronic systems compatible with wide input ranges

Procurement Notes

Verify the specific suffix NLJT2G against official ABLIC documentation to confirm tape and reel packaging specifications. Ensure compatibility with standard SOT-23-5 footprint requirements. Confirm RoHS compliance status through the manufacturer's latest product change notifications. Cross-reference the part number with authorized distributors to validate availability and authenticity before procurement.

Selection Notes

Select this controller when a fixed 5.0 V output is required from variable battery sources. Consider the S-8357 series for applications demanding low quiescent current to extend battery life. Evaluate the need for external MOSFET selection based on target output current levels. Compare against other S-835x variants if adjustable output voltages or different control modes are necessary.

Part Context

This component belongs to the S-8355/56/57/58 series of step-up switching regulator controllers. These ICs are designed for use with external power MOSFETs to achieve high efficiency. The series offers various output voltage options and control methods, including PWM and PWM/PFM switching, catering to diverse power management needs in small form factor designs.

Replacement Considerations

S-8357E50MC-MHJT2U

FAQ

What is the maximum duty ratio for the S-8357E50MC-NLJT2G?

The maximum duty ratio is 78%, which applies to models operating at 250 kHz, 300 kHz, and 600 kHz frequencies.

Does the S-8357E50MC-NLJT2G support PFM mode?

No, the S-8357 series specifically utilizes PWM control circuits. PFM switching capabilities are found in the S-8356 and S-8358 series members.