WHITE LED CHARGE PUMP CURRENT SOURCE WITH PWM BRIGHTNESS CONTROL

1FEATURES • Regulated Output Current With 0.4% Matching • Drives up to 3 LEDs at 25 mA Each • LED Brightness Control Through PWM Control Signal • High Efficiency by Fractional Conversion With 1x and 1.5x Modes • 1 MHz Switching Frequency • 2.7 V to 6.5 V Operating Input Voltage Range

文件：565.96 Kbytes 页数：21 Pages

TI

德州仪器

WHITE LED CHARGE PUMP CURRENT SOURCE WITH PWM BRIGHTNESS CONTROL

文件：409.89 Kbytes 页数：16 Pages

TI

德州仪器

采用 3x3 QFN 封装、用于白光 LED 背光的 3 通道、电流调节型 75mA 电荷泵

The TPS60231 charge pump is optimized for white LED supplies in color display backlight applications. The device provides a constant current for each LED, which the initial value can be set by an external resistor. The supply voltage ranges from 2.7 V to 6.5 V and is ideally suited for all applicati • Regulated Output Current With 0.4% Matching\n• Drives up to 3 LEDs at 25 mA Each\n• LED Brightness Control Through PWM Control Signal \n• High Efficiency by Fractional Conversion With 1x and 1.5x Modes\n• 1 MHz Switching Frequency\n• 2.7 V to 6.5 V Operating Input Voltage Range\n• Internal Sof;

TI

德州仪器

丝印：BKH；Package：VQFN；WHITE LED CHARGE PUMP CURRENT SOURCE WITH PWM BRIGHTNESS CONTROL

1FEATURES • Regulated Output Current With 0.4% Matching • Drives up to 3 LEDs at 25 mA Each • LED Brightness Control Through PWM Control Signal • High Efficiency by Fractional Conversion With 1x and 1.5x Modes • 1 MHz Switching Frequency • 2.7 V to 6.5 V Operating Input Voltage Range

文件：565.96 Kbytes 页数：21 Pages

TI

德州仪器

丝印：BKH；Package：VQFN；WHITE LED CHARGE PUMP CURRENT SOURCE WITH PWM BRIGHTNESS CONTROL

1FEATURES • Regulated Output Current With 0.4% Matching • Drives up to 3 LEDs at 25 mA Each • LED Brightness Control Through PWM Control Signal • High Efficiency by Fractional Conversion With 1x and 1.5x Modes • 1 MHz Switching Frequency • 2.7 V to 6.5 V Operating Input Voltage Range

文件：565.96 Kbytes 页数：21 Pages

TI

德州仪器

丝印：BKH；Package：VQFN；WHITE LED CHARGE PUMP CURRENT SOURCE WITH PWM BRIGHTNESS CONTROL

1FEATURES • Regulated Output Current With 0.4% Matching • Drives up to 3 LEDs at 25 mA Each • LED Brightness Control Through PWM Control Signal • High Efficiency by Fractional Conversion With 1x and 1.5x Modes • 1 MHz Switching Frequency • 2.7 V to 6.5 V Operating Input Voltage Range

文件：565.96 Kbytes 页数：21 Pages

TI

德州仪器

丝印：BKH；Package：VQFN；WHITE LED CHARGE PUMP CURRENT SOURCE WITH PWM BRIGHTNESS CONTROL

1FEATURES • Regulated Output Current With 0.4% Matching • Drives up to 3 LEDs at 25 mA Each • LED Brightness Control Through PWM Control Signal • High Efficiency by Fractional Conversion With 1x and 1.5x Modes • 1 MHz Switching Frequency • 2.7 V to 6.5 V Operating Input Voltage Range

文件：565.96 Kbytes 页数：21 Pages

TI

德州仪器

丝印：BKH；Package：VQFN；WHITE LED CHARGE PUMP CURRENT SOURCE WITH PWM BRIGHTNESS CONTROL

1FEATURES • Regulated Output Current With 0.4% Matching • Drives up to 3 LEDs at 25 mA Each • LED Brightness Control Through PWM Control Signal • High Efficiency by Fractional Conversion With 1x and 1.5x Modes • 1 MHz Switching Frequency • 2.7 V to 6.5 V Operating Input Voltage Range

文件：565.96 Kbytes 页数：21 Pages

TI

德州仪器

WHITE LED CHARGE PUMP CURRENT SOURCE WITH PWM BRIGHTNESS CONTROL

文件：409.89 Kbytes 页数：16 Pages

TI

德州仪器

WHITE LED CHARGE PUMP CURRENT SOURCE WITH PWM BRIGHTNESS CONTROL

文件：409.89 Kbytes 页数：16 Pages

TI

德州仪器