2A 闪光灯 LED 升压驱动器 适用于智能手机应用

• 输入电压范围: 2.7V 至 5.5V。\n• 2MHz 开关频率可实现较小的总解决方案尺寸。\n• 在闪光模式下，每个通道的总电流高达 2A 或 1A\n• 闪光模式下的超时功能\n• 独立的闪光模式使能和电影/手电筒模式使能引脚\n• 通过 PWM 控制实现电影/手电筒模式调光\n• 一个电阻设置闪光模式 LED 电流\n• 一个电阻器设置电影/手电筒模式 LED 电流\n• 内部FET 的低RDS(ON)：PFET 为100m ohm，NFET 为200m ohm。\n• LED 开路/短路保护\n• 过压保护\n• 0.1 μA 关断电流\n• 热关断。\n• -40 至 +85 ;

Silergy

矽力杰

High efficiency digital input automotive quad power amplifier with built-in diagnostics features, start stop compatible

Features  AEC-Q100 qualified  24-bit digital processing  115 dB dynamic range (A-weighted)  SB-I (SB - improved) high efficiency operation the highest ’non - class D’ efficiency  Parallel mode function availability  High output power capability: – 4 x 27 W 4Ω@ 14.4 V, 1 kHz, THD =

文件：1.30378 Mbytes 页数：72 Pages

STMICROELECTRONICS

意法半导体

High efficiency digital input automotive quad power amplifier with built-in diagnostics features, start stop compatible

Features  AEC-Q100 qualified  24-bit digital processing  115 dB dynamic range (A-weighted)  SB-I (SB - improved) high efficiency operation the highest ’non - class D’ efficiency  Parallel mode function availability  High output power capability: – 4 x 27 W 4Ω@ 14.4 V, 1 kHz, THD =

文件：1.30378 Mbytes 页数：72 Pages

STMICROELECTRONICS

意法半导体

High efficiency digital input automotive quad power amplifier with built-in diagnostics features, start stop compatible

Features  AEC-Q100 qualified  24-bit digital processing  115 dB dynamic range (A-weighted)  SB-I (SB - improved) high efficiency operation the highest ’non - class D’ efficiency  Parallel mode function availability  High output power capability: – 4 x 27 W 4Ω@ 14.4 V, 1 kHz, THD =

文件：1.30378 Mbytes 页数：72 Pages

STMICROELECTRONICS

意法半导体