G2605 Global Mixed-mode Technology Inc. High Efficiency, Constant Current 36V LED driver Features General Description The G2605 is a step-down converter, designed for driving high-brightness LED. The device operates over a 7V to 36V input voltage and driving current from few milliamps up to several amps. The device built-in Overload Protection to prevent operating fails condition. Operating Voltage: 7V to 36V. Shutdown Current <20 µA(Typ). Analog Dimming Control. Digital Dimming Control. LED Thermal Overload Protection. Open LED Protection. MSOP-8 and MSOP-8 (FD) Package. Ordering Information Applications GPS Navigation System. Compact Back Light Module. Constant Current Source. LED Module ORDER NUMBER MARKING G2605P81U G2605F51U G2605 G2605 TEMP. RANGE PACKAGE (Green) -30°C to +105°C MSOP-8 -30°C to +105°C MSOP-8 (FD) Note: P8: MSOP-8 F5:MSOP-8 (FD) 1: Bonding Code U: Tape & Reel Pin Configuration G2605 G2605 PGND 1 8 Gate VIN 2 7 VCC SENSE 3 6 TH AGND 4 5 DIM MSOP-8 PGND 1 VIN 2 SENSE 3 AGND 4 Thermal Pad 8 Gate 7 VCC 6 TH 5 DIM MSOP-8 (FD) Note: Recommend connecting the Thermal Pad to the Ground for excellent power dissipation. TEL: 886-3-5788833 http://www.gmt.com.tw Ver: 0.4 Oct 08, 2010 1