G2620 Global Mixed-mode Technology High Efficiency, Constant Current 36V, 1A LED Driver with Internal Switch Feature Description Operating Voltage: 7V to 36V Output driving current up to 1A (1 × LED) Internal PWM filter Shutdown Current <20μA (Typ) Digital Dimming Control Thermal Overload Protection Open/Shorted LED Protection SOP-8, SOT-23-5 and SOT-89-5 Package The G2620 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 1A. The device built-in Overload Protection to prevent operating fails condition. Application GPS Navigation System Compact Back Light Module Constant Current Source LED Module Ordering Information ORDER NUMBER TEMP. RANGE MARKING PACKAGE (Green) G2620P11U 2620 -30°C to +105°C SOP-8 G2620T11U G2620TE1U 2620x 2620 -30°C to +105°C -30°C to +105°C SOT-23-5 SOT-89-5 Note: P1: SOP-8 T1: SOT23-5 TE: SOT-89-5 1: Bonding Code U: Tape & Reel Green : Lead Free / Halogen Free Pin Configuration Typical Application Circuit G2620 SENSE 1 8 SHDN AGND 2 7 PGND NC 3 6 LX VIN 4 5 LX D1 CS=0.1µF (Option) RS=0.1Ω VIN=7V~36V VIN SOP-8 CIN=4.7µF G2620 G2620 LX 1 GND 2 SHDN 3 5 VIN VIN SENSE 5 4 SENSE L1=47µH LX CDC=0.1µF GND SHDN *The PCB layout of G2610 must be carefully designed, otherwise the SENSE pin would be disturbed. An optioned 0.1µF decoupling capacitor(Cs) between VIN and SENSE is suggested, please place it as closely to VIN and SENSE as possible. 4 SOT-23-5 SENSE 1 2 3 LX GND SHDN SOT-89-5 TEL: 886-3-5788833 http://www.gmt.com.tw Ver: 0.2 Aug 06, 2015 1