TPS7A4001

Product Folder Sample & Buy Technical Documents Tools & Software Support & Community Reference Design TPS7A4001 SBVS162B – MARCH 2011 – REVISED JULY 2015 TPS7A4001 100-V Input Voltage, 50-mA, Very High Voltage Linear Regulator 1 Features 1 Very High Maximum Input Voltage: 100 V Wide Input Voltage Range: 7 to 100 V Accuracy: – Nominal: 1% – Over Line, Load, and Temperature: 2.5% Low Quiescent Current: 25 µA Quiescent Current at Shutdown: 4.1 µA Maximum Output Current: 50 mA CMOS Logic-Level-Compatible Enable Pin Adjustable Output Voltage from about 1.175 to 90 V Stable With Ceramic Capacitors: – Input Capacitance: ≥1 µF – Output Capacitance: ≥4.7 µF Dropout Voltage: 290 mV Built-In Current Limit and Thermal Shutdown Protection Package: High Thermal Performance HVSSOP PowerPAD™ Operating Temperature Range: –40°C to 125°C 2 Applications Microprocessors, Microcontrollers Powered by Industrial Busses With High Voltage Transients Industrial Automation Telecom Infrastructure Automotive Power over Ethernet (PoE) LED Lighting Bias Power Supplies 3 Description The TPS7A4001 device is a very high voltagetolerant linear regulator that offers the benefits of a thermally-enhanced package (HVSSOP), and is able to withstand continuous DC or transient input voltages of up to 100 V. The TPS7A4001 device is stable with any output capacitance greater than 4.7 µF and any input capacitance greater than 1 µF (over temperature and tolerance). Therefore,...