Product Details Product Details

White LED Backlight Driver



  • Part No. Input Voltage Output Current (mA) Switching Frequency (kHz) Efficiency Typical OVP (V) Accuracy Max. LED# PWM
    Dimming
    Frequency
    Power Element Backlight
    Type
    Protections Package
    HT7937 2.5V~ 5.5V 120 1200 85% 28 95mV±10% 6 100Hz~
    1KHz
    Internal Series OVP SOT23-6
    HT7938 2.6V~ 5.5V 200 1200 85% 39 200mV±5% 10 100Hz~
    1KHz
    Internal Parallel / Series UVLO, OVP, OCP, OTP SOT23-6
    HT7938A 90% 300mV±5% 100Hz~
    200kHz
    HT7939 2.6V~ 5.5V 260 1200 90% 32 200mV±5% 39 100Hz~
    1KHz
    Internal Parallel / Series UVLO, OVP, OCP, OTP SOT23-6
    HT7939A-1 17.6 100Hz~
    200kHz
    HT7939A-2 32 100Hz~
    200kHz
    HT7963 9.0V~
    30V
    1200 200 90% Adjustable 300mV±3% -- 100Hz~1KHz External Parallel / Series UVLO, OVP, OCP, OTP,
    Soft-Start, LED open,
    LED short, OSP
    8SOP