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1、BL6289 成 品 测 试 规 范1. 产品管脚说明：No. Pin Name I/O Description1S H DI 关断逻辑控制， 0 有效。 2 BP I/O 内部运放的模拟地，约为电源电压一半。 3 INP I 正向输入端。4 INN I 反射输入端。5 Vout1 O 反向桥接输出端。6 VDD I/O 电源(2.2 5.5 V)7 GND I/O 地8 Vout2 O 正向桥接输出端。2封装形式SOP8,MSOP83测试线路图Pop-ClickB I A ST e m p _ P r t2 0 k 20kI N NI N PB PS H DV o u t 1V o u t
2、2R f = 2 0 k R i = 2 0 k G N DC i = 0 . 3 9 FA u d i o I nS h u d o w n C o n t r o lCb=1FV D DCs=1FV D DR L4测试指标 VDD = 5V, Ta = 27SPEC UnitsSymbol Parameter ConditionsMin. Typical Max.IDDQuiescent Power Supply CurrentVIN = 0V, VSHD = 1.8V, NO Load, measure VDD current2.1 6.5 mAISD Shutdown CurrentV
3、IN = 0V, VSHD = GND, NO Load, measure VDD current0.1 1.5 AVOSOutput Offset VoltageVIN = 0V, VSHD = 1.8V, 8 Load, measure DC voltage of VO1-VO2-45 6 45 mVROUTResistor Output to GNDVout=0.1V, measure resistor from Output to GND5 7 11 kVDD = 3V, Ta = 27SPEC UnitsSymbol Parameter Conditions Min. Typical
4、 Max.Po Output PowerVIN=0.9Vrms, f = 1kHz, VSHD = 1.4V, RL = 8, measure AC voltage of VO1-VO20.35 0.425 WTHD+NTotal Harmonic Distortion + NoiseVIN = 0.7Vrms, f=1KHz, VSHD = 1.4V, 8 Load, measure THD+N of VO1-VO20.1 0.5 %GainVIN = 0.7 Vrms, f=1KHz, VSHD = 1.4V , 8 Load measure (VO1-VO2)/VIN1.8 2 2.2 V/VSPEC.NO.WQ-423-2299 REV.C PAGE 4
