BD8960NV-E2 ROHM

Datasheet 2.7V to 5.5V , 2.0A 1ch Synchronous Buck Converter with Integrated FET BD8960NV General Description Key Specifications The BD8960NV is ROHMs high efficiency step-down Input Voltage Range: 2.7V to 5.5V switching regulator designed to produce a voltage as Output Voltage Range: 1.0V to 2.5V low as 1V from a supply voltage of 5.5V/3.3V. It offers Output Current: 2.0A (Max) high efficiency by using synchronous switches and Switching Frequency: 1.0MHz(Typ) provides fast transient response to sudden load Pch FET ON-Resistance: 200m(Typ) changes by implementing current mode control. Nch FET ON-Resistance: 160m(Typ) Standby Current: 0A (Typ) Features Operating Temperature Range: -25C to +105C Fast Transient Response because of Current Mode Control System High Efficiency for All Load Ranges because of Package W(Typ) x D(Typ) x H(Max) Synchronous Switches (Nch and Pch FET) Soft-Start Function Thermal Shutdown and ULVO Functions Short-Circuit Protection with Time Delay Function Shutdown Function Applications Power Supply for LSI Including DSP, Microcomputer, and ASIC SON008V5060 5.00mm x 6.00mm x 1.00mm Typical Application Circuit CIN V CC L VCC,PVCC EN SW VOUT ADJ R 2 CO ITH GND,PGND R 1 R ITH C ITH Figure 1. Typical Application Circuit Product structure Silicon monolithic integrated circuit This product has no designed protection against radioactive rays. www.rohm.com TSZ02201-0J3J0AJ00010-1-2 20122012 ROHM Co., Ltd. All rights reserved. 1/21 02.Oct.2014 Rev.002 TSZ22111 14 001 Datasheet BD8960NV Pin Configuration (TOP VIEW) 1 8 EN ADJ 8 VCC 2 7 PVCC 3 6 SW ITH GND 4 5 PGND Figure 2. Pin Configuration Pin Description Pin No. Pin Name Pin Function 1 ADJ Output voltage detection pin 2 VCC Power supply input pin 3 ITH GmAmp output pin/connected to phase compensation capacitor 4 GND Ground pin 5 PGND Power switch ground pin 6 SW Power switch node 7 PVCC Power switch supply pin 8 EN Enable pin(active high) Block Diagram VCC PVCC VCC Figure 3. Block Diagram www.rohm.com TSZ02201-0J3J0AJ00010-1-2 20122012 ROHM Co., Ltd. All rights reserved. 2/21 02.Oct.2014 Rev.002 TSZ22111 15 001