ST735SCD

Voltage - Output (Min/Fixed):	-5V
Base Part Number:	ST735
Supplier Device Package:	8-SO
Package / Case:	8-SOIC (0.154", 3.90mm Width)
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 125°C (TJ)
Synchronous Rectifier:	No
Frequency - Switching:	160kHz
Current - Output:	200mA
Voltage - Output (Max):	--
Series:	--
Voltage - Input (Max):	6.2V
Voltage - Input (Min):	4V
Number of Outputs:	1
Output Type:	Fixed
Topology:	Buck-Boost
Output Configuration:	Negative
Function:	Step-Up/Step-Down
Part Status:	Obsolete
Packaging:	Tube

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The ST735SCD is a DC/DC switching regulator belonging to the class of power management integrated circuit (PMIC) and Voltage Regulators. Designed as a cost-effective product, the device is a perfect choice for high-end portable applications that demand efficiency and low power consumption.The ST735SCD was developed to improve the DC/DC switching power supply design process, which is traditionally tedious and time consuming, making it ideal for those who need fast and efficient results for their device.The ST735SCD integrates a couple of components to form the complete function of an efficient DC/DC switching regulator, namely:• A synchronous rectifying buck regulator with a high-efficiency power stage and an internally-generated PWM signal to control the switching.• An integrated low drop-out linear regulator (LDO).• A power-on reset circuit with a configurable timeout and active-low reset output.• A configurable voltage-detection circuit.• An over-temperature warning signal with open-drain output.• A power-saving shutdown signal.In addition, the device features an on-chip power MOSFET with a built-in reverse-blocking diode and an internal regulator to control the gate drive, which optimizes efficiency. The gate driver also supports a synchronous rectification technique, allowing for lower power losses and faster transient response time.In terms of its working principle, the ST735SCD enables smooth transitions between different output voltages, providing a well-regulated output with high efficiency and low output noise. The device features a programmable auto-restart functionality that enables the overload protection feature. It also provides a power-saving sleep mode and a power-on reset signal with configurable timeout.The ST735SCD is capable of delivering up to 3A of continuous current and also supports up to 35V input voltage range with minimum output voltage of 0.8V. In terms of its efficiency, the device can hold over 90% efficiency levels on a wide range of typical operations from 1A up to 3A.Overall, the ST735SCD is a cost-effective, highly integrated solution for those looking for an efficient and power-saving DC/DC switching regulator. With its built-in components and integrated gate drive, the device is extremely user-friendly and provides reliable performance in any design context. If you’re looking for a robust device that can provide optimal power-saving performance, then the ST735SCD is your go-to solution.

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