BD9203EFV

1/4 STRUCTURE PRODUCT TYPE FEATURE ・ ・ ・ ・ ・ ・ ・ Silicon Monolithic Integrated Circuit White LED Driver for LCD Backlights with step-up DC/DC controller BD9203EFV 6CH LED current driver up to 150mA/CH built-in *2 Over voltage protection (OVP), Short circuit protection (SCP), LED open and short detection Step-up DC/DC controller built-in PWM and DC Dimming Programmable timer latch and soft-start period by external capacitor Over voltage protection (OVP), Short current protection (SCP), LED open and short detection Under voltage lock out (UVLO) ・ HTSSOP-B28 package ○ ABSOLUTE MAXIMUM RATINGS PARAMETER Power Supply Voltage STB Voltage LED Output Voltage FAIL Output Voltage Pin Voltage Power Dissipation Operating Temperature Range Storage Temperature Range LED Maximum Current (Ta=25℃) Symbol VCC VREF5V STB LED1～6 FAIL SEL, UVLO, PWM1, PWM2, RT, SS, SLOPE, ISET, VREF, CP, FB, OVP, CS N Pd Topr Tstg ILED Limit 36 7 36 40 40 7 15 3.30 *1 -40～+85 -55～+150 150 *2 Unit V V V V V V V W ℃ ℃ mA *1 Pd derated at 26.4 mW/℃ for temperature above Ta=25℃, mounted on 70mm×70mm×1.6mm 2 layer(cupper area 70mm×70mm)glass-epoxy PCB. *2 This is the constant current value per 1ch. Please perform setting of the constant current value in the range that is not beyond a value of Pd. This product is not designed for protection against radioactive rays. ○ OPERATING CONDITIONS (Ta=25℃) PARAMETER Power Supply Voltage CT Oscillation Frequency Range VREF input voltage range Symbol VCC FCT VREF Limit 9～3...