ZHCSQM9B November 2023 – September 2024 LP5810
PRODUCTION DATA
参数 | 测试条件 | 最小值 | 典型值 | 最大值 | 单位 | |
---|---|---|---|---|---|---|
电源 | ||||||
VCC | 输入电压范围 | 2.5 | 5.5 | V | ||
VCC_UVLO | 欠压锁定阈值 | VCC 上升 | 2.4 | 2.5 | V | |
欠压锁定阈值 | VCC 下降 | 2.1 | 2.2 | V | ||
ISTB | 流入 VCC 引脚的待机电流 | CHIP_EN = 0(位),VCC = 3.6V | 25 | 28 | μA | |
INOR | 流入 VCC 引脚的正常工作电流 | CHIP_EN = 1(位),VCC = 5V,IOUT0 = IOUT1 = IOUT2 = IOUT3 = 25.5mA(MC = 0,DC = 255,PWM = 255) | 0.4 | 0.6 | mA | |
LED 驱动器输出 | ||||||
ICS | 恒流阱输出范围 | VCC = 3.6V,MC = 0,manual_pwm_x = FFh(100% 导通) | 0.1 | 25.5 | mA | |
VCC = 3.6V,MC = 1,manual_pwm_x = FFh(100% 导通) | 0.2 | 51 | mA | |||
ICS_LKG | 恒流阱漏电流 | VCC = 3.6V,OUTx = 1V,manual_pwm_x = 0 (0%) | 0.1 | 1 | μA | |
IERR_D2D | 器件间的电流误差, IERR_D2D = (IAVE-ISET)/ISET×100% |
所有 LED 均亮起。电流设置为 0.1mA(max_current = 0,manual_dc_x = 01h,manual_pwm_x = FFh) | -5 | 5 | % | |
所有 LED 均亮起。电流设置为 0.2mA(max_current = 1,manual_dc_x = 01h,manual_pwm_x = FFh) | -3 | 3 | % | |||
所有 LED 均亮起。电流设置为 1mA(max_current = 0,manual_dc_x = 0Ah,manual_pwm_x = FFh) | -5 | 5 | % | |||
所有 LED 均亮起。电流设置为 1mA(max_current = 1,manual_dc_x = 05h,manual_pwm_x = FFh) | -3 | 3 | % | |||
所有 LED 均亮起。电流设置为 25.5mA(max_current = 0,manual_dc_x = FFh,manual_pwm_x = FFh) | -5 | 5 | % | |||
所有 LED 均亮起。电流设置为 51mA(max_current = 1,manual_dc_x = FFh,manual_pwm_x = FFh) | -3 | 3 | % | |||
IERR_C2C | 通道间的电流误差 IERR_C2C = (IOUTX-IAVE)/IAVE×100% |
所有 LED 均亮起。电流设置为 0.1mA(max_current = 0,manual_dc_x = 01h,manual_pwm_x = FFh) | -5 | 5 | % | |
所有 LED 均亮起。电流设置为 0.2mA(max_current = 1,manual_dc_x = 01h,manual_pwm_x = FFh) | -3 | 3 | % | |||
所有 LED 均亮起。电流设置为 1mA(max_current = 0,manual_dc_x = 0Ah,manual_pwm_x = FFh) | -5 | 5 | % | |||
所有 LED 均亮起。电流设置为 1mA(max_current = 1,manual_dc_x = 05h,manual_pwm_x = FFh) | -3 | 3 | % | |||
所有 LED 均亮起。电流设置为 25.5mA(max_current = 0,manual_dc_x = FFh,manual_pwm_x = FFh) | -5 | 5 | % | |||
所有 LED 均亮起。电流设置为 51mA(max_current = 1,manual_dc_x = FFh,manual_pwm_x = FFh) | -3 | 3 | % | |||
VHR | LED 驱动器输出余量电压 | 所有 LED 均亮起。电流设置为 25.5mA(max_current = 0,manual_dc_x = FFh) | 0.11 | 0.15 | V | |
所有 LED 均亮起。电流设置为 51mA(max_current = 1,manual_dc_x = FFh) | 0.21 | 0.28 | V | |||
fLED_PWM | LED PWM 频率 | pwm_fre = 0 | 24 | kHz | ||
pwm_fre = 1 | 12 | kHz | ||||
fOSC | 内部振荡器频率 | vsync_out_en = 1 | 6 | MHz | ||
逻辑接口 | ||||||
VEN_H | EN 逻辑高电平 | VCC > 1.8V | 1.2 | V | ||
VEN_L | EN 逻辑低电平 | VCC > 1.8V | 0.35 | V | ||
VIH_LOGIC | SDA、SCL、SYNC 的高电平输入电压 | 1.4 | V | |||
VIL_LOGIC | SDA、SCL、SYNC 的低电平输入电压 | 0.4 | V | |||
VOH_LOGIC | SYNC 的高电平输出电压 | VCC - 0.2 | V | |||
VOL_LOGIC | SDA、SYNC 的低电平输出电压 | 0.4 | V | |||
保护 | ||||||
TSD | LED 驱动器器件的热关断阈值 | TJ 上升 | 150 | °C | ||
升压转换器器件的热关断阈值 | TJ 上升 | 155 | °C | |||
TSD_HYS | 热关断迟滞 | TJ 降至 TSD 以下 | 15 | °C | ||
VLOD_TH | LED 开路检测阈值 | 电流设置为 25.5mA(max_current = 0,manual_dc_x = FFh) | 70 | 90 | 110 | mV |
电流设置为 51mA(max_current = 1,manual_dc_x = FFh) | 150 | 180 | 220 | mV | ||
VLSD_TH | LED 短路检测阈值 | lsd_th = 00h | 0.32 × VCC | 0.35 × VCC | 0.38 × VCC | V |
lsd_th = 01h | 0.42 × VCC | 0.45 × VCC | 0.48 × VCC | V | ||
lsd_th = 10h | 0.52 × VCC | 0.55 × VCC | 0.58 × VCC | V | ||
lsd_th = 11h | 0.62 × VCC | 0.65 × VCC | 0.68 × VCC | V |