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LED Backlight Driver IC
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․Automotive LED Backlight
․Portable Device LED Backlight
․DSC LED Backlight

Part No.Vin (V)Topologyfosc (KHz)DimmingOutput ChannelOutput CurrentProtectionPin CountPackageData Sheet
PT167504.5 ~ 65Buck/Buck-Boost/Boost/Sepic high-side current sense80 ~700PWM11500mAUVLO/OCP/OVP/
OTP
16HTSSOP 
PT167514.5 ~ 65Buck/Buck-Boost/Boost/ Sepic high-side current sense programable overheating protection80 ~ 800PWM11500mALED Open/Short20HTSSOP 
PT169726~36Boost Conveter + 4ch Constant Current Regulator200~2100PWM4100mA/ch

UVLO/OCP/

OVP/THSD/

OPEN/SHORT

24HTSSOPDownload
PT169745.5 ~ 458CH linear programmable constant current sources-PWM8100mA/chUVLO/OCP/OVP/
OTP LED Open/Short
24HTSSOP 
PT69089~36Boost-mode with Close-Loop Constant-Current Control25~350PWM/Linear1Depend on External MOSUVLO/
OCP/OVP
16SOPDownload
PT69714~15Boost Conveter + 1CH Constant Current Regulator600PWM130mAUVLO/OCP/OVP LED Open/Short8DFNDownload
PT69734~15Boost Conveter + 1CH Constant Current Regulator600 or Ext. Syn.PWM130mAUVLO/OCP/OVP LED Open/Short8DFNDownload
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