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Part Number Package & Pins Topology Architecture Input Voltage (V)-min Input Voltage (V)-max Adj. Output Voltage (V)-min Adj. Output Voltage (V)-max No. of LEDs LED Current (Max) (A) Switch Current Limit (A) Current Sense Voltage (typ) (V) Switching Frequency (kHz) Load Disconnect During Shutdown Dimming Control
ALL
APE5033 QFN9x9-76 Driver - 4.5 24 - - - 0.1
CH
- - - - Local Dimming (DC/PFM)
Global Dimming (DC/PFM)
APE5030C QFN7x7-48 Driver - 4.5 24 - - - - - - - - -
APW7207/A SOT-23-6 Boost CM 2.5 6 - 24 6 0.03 1.2 0.2 1000 No Analog PWM
APW7208 SOT-23-6 Boost CM 2.5 6 - 24 6 0.03 1.2 0.1 1000 No Analog PWM
APW7215 TDFN2x2-6 Boost CM 2.5 6 - 40 10 0.03 1.5 0.2 600 No Analog PWM
APW7228B SOP-24
TSSOP-24P
QFN4x4-24A
Boost CM 5.5 30 - 60 68 0.02~0.16 - 0.54 500 - External PWM Dimming
APW7236 SOT-23-6 Boost CM 2.5 6 - 24 6 0.03 2 0.2 1500 No Analog PWM
APW7502 TQFN3x3-16
WLCSP1.42x1.42-9
Driver CM 2.7 5.5 - - 1 1.37 2 - 2000 - I2C
APW8739 TDFN5x5-16 Boost CM 6 24 - 65 17 0.18 3.3 0.5 200~900 - External PWM Dimming
I2C
APE5033
Active
40 Channels LED Controller for LCD Backlight

Features
  • Wide range input is 4.5V to 24V
  • High Accurate LED Current 2% Typ. (ILED=100mA)
  • LED current modulation method: PFM and DC mode
  • 40 Channels flexible PFM generators and independent for 14 Bits PFM Brightness
  • Synchronization with TV Frame – VSYNC / HSYNC / Digital PLL Integrated
  • Digital Configurable DC/DC Feedback
  • Protection For Safety Features
- LED Short Detection
- LED Open Detection
- Temperature Shutdown detection
- UVLO
  • PFM and DC Dimming Via SPI Interface
  • Adaptive Control Mode (Only PFM mode) For High Efficiency
  • Available In QFN 9x9–76 Package
  • One global high accurate 10 bit DAC which sets the LED current
  • HDR mode 40 channels independent 10 bit DAC

General Description
The APE5033 is an integrated MOSFET and 40 channels LED controller for LCD backlight. It’s a highly accurate LED current 2% (100mA LED current) and wide input voltage range. The APE5033 has 40 Channels flexible PFM generators and independent 14 bits PFM brightness to control LED current for every channel. In addition; it has one global high accurate 10 bit DAC which sets the LED current. It’s synchronization with TV Frame including VSYNC/HSYNC and Digital PLL method. The APE5033 own LED current modulation method including PFM mode and DC mode. When applications have flicker frequency issues, using the DC mode method to eliminate flicker frequency problem. The APE5033 has two pins can be digital configurable DC/DC feedback, that’s for control DC/DC architecture. At the same time; the device using programmable via SPI interface. The APE5033 owns adaptive control mode for high efficiency. It’s build-in protection for safety; includes LED short, LED Open, temperature shutdown protection and UVLO. The APE5033 has an adaptive control mode method for high efficiency and reduce power loss. The APE5033 is available in QFN 9x9-76 packages.
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APE5030C
Active
16 Channel LED Controller for LCD Backlight

Features
  • Wide range input is 4.5V to 24V
  • High Accurate LED Current 2%Typ. (ILED=120mA)
  • 16 Channel flexible PFM generators and independent for 14 Bits PFM Brigntness
  • Synchronization with TV Frame - VSYNC / HSYNC / Digital PLL Integrated
  • Digital Configurable DC/DC Feedback
  • Protection For Safety Features
- LED Short Detection
- LED Open Detection
- Temperature Shutdown detection
- UVLO
  • PFM Dimming Via SPI Interface
  • Adaptive Control Mode For High Efficiency
  • Available In QFN7x7-48 Package
  • One global high accurate 10 bit DAC which sets the LED current

General Description
The APE5030C are integrates Mosfet and 16 channel LED controller for LCD backlight. It’s high accurate LED current 2% (120mA LED current) and wide input voltage range. The APE5030C has 16 Channel flexible PFM generators and independent 14 bits PFM Brigntness were control LED current for every channel. in addition; It's has one global high accurate 10 bit DAC which sets the LED current. It’s synchronization with TV Frame including VSYNC/HSYNC and Digital PLL method. The APE5030C has two pin can be digital configurable DC/DC feedback, that’s for control DC/DC architecture. As the same time; the device using programmable via SPI interface. The APE5030C own adaptive control mode for high efficiency. it’s build-in protection for safety, include LED short, LED Open, temperature shutdown protection and UVLO. The APE5030C has adaptive control mode method for high efficiency and reduce power loss cause to temperature. The APE5030C is available in QFN7x7-48 packages.
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APW7207/A
Active
1MHz, High-Efficiency, Step-Up Converter for White LEDs

Features
  • Wide Input Voltage from 2.5V to 6V
  • 0.2V Reference Voltage
  • Fixed 1MHz Switching Frequency
  • High Efficiency up to 88%
  • 100Hz to 200kHz PWM Brightness Control Frequency
  • Open-LED Protection
  • Under-Voltage Lockout Protection
  • Over-Temperature Protection
  • <1µA Quiescent Current During Shutdown
  • TSOT-23-6A and TDFN2x2-8 Packages
  • Lead Free and Green Devices Available (RoHS Compliant)

General Description
The APW7207/A is a current-mode and fixed frequency boost converter with an integrated N-FET to drive up to 10 white LEDs in series. The series connection allows the LED current to be identical for uniform brightness. Its low on-resistance of NFET and feedback voltage reduces power loss and achieves high efficiency. Fast 1MHz current-mode PWM operation is available for input and output capacitors and a small inductor while minimizing ripple on the input supply. The OVP pin monitors the output voltage and stops switching if exceeds the over-voltage threshold. An internal soft-start circuit eliminates the inrush current during start-up. The APW7207/A also integrates under-voltage lockout, over-temperature protection, and current limit circuits. TheAPW7207/A is available in TSOT-23-6A and TDFN2x2-8 packages.
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APW7208
Active
1MHz, High-Efficiency, Step-Up Converter for 2 to 6 White LEDs

Features
  • Wide Input Voltage from 2.5V to 6V
  • 104mV Reference Voltage
  • Fixed 1MHz Switching Frequency
  • High Efficiency up to 88%
  • 100Hz to 100kHz PWM Brightness Control Frequency
  • Open-LED Protection
  • Under-Voltage Lockout Protection
  • Over-Temperature Protection 
  • <1µA Quiescent Current During Shutdown
  • SOT-23-6 and TSOT-23-6 Packages
  • Lead Free and Green Devices Available (RoHS Compliant)

General Description
The APW7208 is a current-mode and fixed frequency boost converter with an integrated N-FET to drive up to 6 white LEDs in series. The series connection allows the LED current to be identical for uniform brightness. Its low on-resistance of NFET and feedback voltage reduces power loss and achieves high efficiency. Fast 1MHz current-mode PWM operation is available for input and output capacitors and a small inductor while minimizing ripple on the input supply. The OVP pin monitors the output voltage and stops switching if exceeds the over-voltage threshold. An internal soft-start circuit eliminates the inrush current during start-up. The APW7208 also integrates under-voltage lockout, over-temperature protection and current limit circuits. The APW7208 is available in SOT-23-6 and TSOT-23-6 packages.
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APW7215
Active
Fixed 600kHz Step-UP Converter for White LEDs

Features
  • Wide Input Voltage from 2.7V to 6V
  • Fixed 600kHz Switching Frequency
  • Reference Voltage : 0.2V
  • PWM brightness control with wide frequency range of 5KHz to 100KHz
  • Build-in Power MOSFET : 0.3Ω
  • Over-Voltage Protection
  • Under Voltage Lockout Protection
  • Over Temperature Protection
  • <1µA Quiescent Current During Shutdown
  • TDFN2x2-6 Package
  • Halogen and Lead Free Available (RoHS Compliant)

General Description
The APW7215 is a current-mode and fixed frequency 600kHz boost converter with an integratedN-FET to drive white LEDs. The series connection allows the LED current to be identical for uniform brightness.Its low on-resistance ofNFET and low feedback voltage reduce power loss and achieve high efficiency. 600kHz Constant switching frequency allows using small-size inductor and both ofinput and output capacitors.An over voltage protection function, which monitors the output voltage via LXpin, stops switching of the IC ifthe LXvoltage exceeds the over voltage threshold. An internal soft-start circuiteliminates the inrush current during start-up. The APW7215 also integrates under-voltage lockout and over-temperature protectionto protect the IC in abnormal conditions . The APW7215 is avai lable in TDFN2x2-6 package.
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APW7228B
Active
4-Channel LED Backlight Controller

Features
  • 4 Channels
  • 5.5V to 30V Input Voltage Supply
  • Drive up to 68 (17x4) White LEDs (3.5V/160mA Each)
  • Current Match (Balance) ±1% (Typ.)
  • Current Accuracy ±1% (Typ.)
  • External PWM Input from 100Hz to 50kHz Dimming Frequency
  • Time Shift PWM Dimming Control
  • Random Channel Selection for Dynamic Operations
  • Adjustable Switching Frequency
  • Protections
- String Open Circuit Detection
- String Short Circuit Detection
- Over-Temperature Protection
- Over-Voltage Protection
  • Available in TSSOP-16P, SOP-16, DIP-16 and QFN4x4-16A Packages
  • Lead Free and Green Devices Available (RoHS Compliant)

General Description
The APW7228B is a high efficiency driver for 4 channels of LEDs. It contains an adjustable-frequency currentmode PWM step-up controller, a 5V linear regulator, dimming control circuit and eight regulated current source circuit. The APW7228B is capable of driving typically 68 (4x17) pieces of 3.5V/160mA LEDs. It contains 4 channels of voltage controlled current sources with typical currents matching of ±1%, which compensate for the non-uniformity effect of forward voltages variance in the LED stacks. To minimize the voltage headroom and power loss in the typical multi-strings operation, the APW7228B features a dynamic headroom control that monitors the highest LED forward voltage string and uses its feedback signal for output regulation. The APW7228B features extensive protection functions that include LED strings open and short circuit detections, Output Over-Voltage Protection (OVP) and Over-Temperature Protection (OTP). The APW7228B is available in TSSOP-16P, SOP-16, DIP16 and QFN4x4-16A package.
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APW7236
Active
1.5MHz Step-Up Converter for White LEDs

Features
  • Wide Input Voltage from 2.7V to 6V
  • Fixed 1.5MHz Switching Frequency
  • Reference Voltage : 0.2V
  • PWM Brightness Control with Wide Frequency Range of 100Hz to 100kHz
  • Build-In Power MOSFET : 0.2Ω
  • Open-LED Protection
  • Under-Voltage Lockout Protection
  • Over-Temperature Protection
  • <1µA Quiescent Current During Shutdown
  • TSOT-23-6A and TDFN2x2-8 Package
  • Halogen and Lead Free Available (RoHS Compliant)

General Description
The APW7236 is a current-mode and fixed frequency boost converter with an integrated N-FET to drive white LEDs. The series connection allows the LED current to be identical for uniform brightness. Its low on-resistance of NFET and low feedback voltage reduce power loss and achieve high efficiency. Fast switching frequency (1.5MHz typical) allows using small-size inductor and both of input and output capacitors. An over voltage protection function, which monitors the output voltage via OVP pin, stops switching of the IC if the OVP voltage exceeds the over voltage threshold. An internal soft-start circuit eliminates the inrush current during start-up. The APW7236 also integrates under-voltage lockout, overtemperature protection, and current limit circuits to protect the IC in abnormal conditions. The APW7236 is available in a TSOT-23-6A and TDFN2x2-8 package.
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APW7502
Active
5V/1.37A VCSEL and IR-LED Driver with I2C Interface

Features
  • Wide Input Voltage from 2.7V to 5.5V
  • Programmable LED Source Current up to 1.37A per 10mA/step
  • Programmable LED Source Current Slew Rate 10mA/0.5µs to 10mA/64µs
  • Bypass Mode for Standby Mode
  • 40µA Operation Standby Current
  • Programmable Ramp-up Time for IR-LED Current
  • Support Dimming Frequency up to 5KHz
  • 1MHz/2MHz Selectable Switching Frequency
  • I2C Interface
  • Short Circuit and Thermal Shutdown Protection
  • Available in WLCSP 1.42x1.42-9
  • Lead Free Green Devices Available (RoHS Compliant)

General Description
The APW7502 is a 5V/1.37A, 2MHz buck converter with a 7-bit current DAC to provide a well regulated current source for VCSEL and IR_LED applications. Through I2C interface, the start-up slew rate of the current source can be 8-segment adjustable and the regulated level can be adjusted too from 100mA to 1.37A in 10mA resolution. When the buck converter output is overloaded or short circuited, the device limits the current at a safety level to prevent catastrophic failure. The over-temperature protection shuts down the device when junction temperature reaches 150oC and will automatically resume operating when junction temperature cools down by 20oC. The cathode of the flash LED is referenced to GND, which improves thermal performance. The device is available in WLCSP 1.42x1.42-9 package.
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APW8739
Active
4-Channel LED Backlight Converter with SMBus Controlled

Features
  • 4 channels
  • 6V to 24V Input Voltage Supply
  • Drive up to 68 (17x4) White LEDs (3.5V/180mA each)
  • Current Match (balance) +/- 1% (Typ.)
  • Current Accuracy +/-1% (Typ.)
  • Built internal SW MOSFET Rds(on) 0.25ohm (typ.)
  • SMBus control to program below :
- LED Current : 22.58mA to 180mA
- Switching Frequency : 200KHz to 900KHz
- Dimming mode : PWM, DC and Mixed-mode
  • Enable / Shutdown Function and Fault indication
  • Built in UVLO Control Detection on VIN
  • Built in Protection function :
- Built in Internal MOSFET Current Limit function about 3.3A (Typ.)
- String Open / Short Circuit Detection
- Over Voltage Protection
- Over Temperature Protection
  • Available in TDFN5x5-16 Packages
  • Halogen and Lead Free Available (RoHS Compliant)

General Description
The APW8739 is a high efficiency driver for 4 channels of LEDs. It’s a wide range input voltage operating from 6V to 24V. It’s capable of driving typically 68 (17x4) pieces of 3.5V/180mA LEDs. It contains 4 channels of voltage controlled current sources with typical current matching of ±1%. It’s built internal Rds(on) 0.25ohm (typ.) with current mode control. The APW8739 be able to control LED current by SMBus interface. SMBus control LED current made had PWM, DC and Mixed-mode. The APW8739 has enable, shutdown function and Fault detection function. The APW8739 features extensive protection functions that include UVLO, Current limit, LED strings open and short circuit detections, Output Over-Voltage Protection (OVP) and Over Temperature Protection (OTP). The APW8739 is available in TDFN5x5-16 Packages.
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