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UA8868 Datasheet(PDF) 3 Page - Unisonic Technologies |
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UA8868 Datasheet(HTML) 3 Page - Unisonic Technologies |
3 / 6 page UTCUA8868 LINEARINTEGRATEDCIRCUIT UTC UNISONIC TECHNOLOGIES CO., LTD. 3 www.unisonic.com.tw QW-R109-020,B GUARANTEED OPERATING CONDITIONS (Ta=25℃) PARAMETER SYMBOL RATINGS UNIT Vcc1 4.3 ~ 13.2 V Power Supply Voltage Vcc2 4.3 ~ Vcc1 V ELECTRICAL CHARACTERISTICS (Ta=25℃, VCC1=12V, VCC2=5V, BIAS=2.5V, RL=8Ω/10Ω/45Ω) PARAMETER SYMBOL TEST CONDITONS MIN TYP MAX UNIT Quiescent Current Icc 30 mA Voltage For Mute ON Vston 0 0.5 V Voltage For Mute OFF Vstoff 2.0 5 V Actuator Drivers Output Offset Voltage Voo ±50 mV Maximum Output Voltage Vom @10Ω Load 3.6 4.0 V Voltage Gain Gv VIN=BIAS+0.2Vpp ac @1KHz 20 dB Sled Motor Driver Output Offset Voltage Voofsl ±100 mV Maximum Output Voltage Vomsl @ 8Ω Load 7.5 9.0 V Closed Loop Voltage Gain Gvsl VIN=BIAS+0.2Vpp ac @1KH 18 20 22 dB Spindle Motor Driver Output Offset Voltage Voofld ±50 mV Maximum Output Voltage Vomax @ 8Ω Load 3.6 4.0 V Voltage Gain Gvld VIN=BIAS+0.2Vpp ac @1KHz 13.3 15.5 17.5 dB Gain Error By Polarity ΔGvld VIN=BIAS+0.2Vpp ac @1KHz 0 1 2 dB Tray Motor Driver Output Saturation Voltage 1 VSAT1 Upper+Lower saturation,IL=200mA 0.7 1.1 1.5 V Output Saturation Voltage Between F&R ΔVSAT1 Output saturation voltage 1 between FWD and REV 0.1 V Output Saturation Voltage 2 VSAT2 Upper+Lower saturation,IL=500mA 1.0 1.55 2.2 V Output Adjustable Gain On “H” Side Voltage VVtrH “H” Side output for input (VTCL) 7.4 9.2 11 dB Tray Motor Driver Input Logic High Level Input Voltage VIH 1.5 VCC V Low Level Input Voltage VIL -0.3 0.5 V High Level Input Current IIH VFWD=VREV=5V 180 270 μA Comparator Input Offset Voltage Voofc ±2.0 mV Input Common-mode Voltage Range VCMC 0 VCC1±1.5 V Voltage Gain Gvc RL≧15kΩ 50 V/mV Output Sink Current Iosc Vout <1.5V 6.0 mA Saturation Voltage Vsc Iosc ≦4mA 400 mV * This device is not designed for protection against radioactive rays. |
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