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LB1941T Datasheet(PDF) 2 Page - ON Semiconductor |
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LB1941T Datasheet(HTML) 2 Page - ON Semiconductor |
2 / 4 page LB1941T No.7193-2/4 Allowable Operating Range at Ta = 25°C Parameter Symbol Conditions Ratings Unit Function-guaranteed voltage range VOPR 2.5 to 10 V Constant-current set range IOUT Set with RFG-GND resistance 50 to 500 mA Input low level voltage VIL IN1, IN2 -0.3 to +0.5 V Input high level voltage VIH IN1, IN2 2.0 to 10 V Electrical Characteristics at Ta = 25°C Ratings Parameter Symbol Conditions min typ max Unit Standby Current dissipation ISTB VCC = 8.5V 1.0 μA Constant-current H bridge drive circuit VO(sat)1 VCC = 3V, IO = 200mA (Upper + Lower side) 0.20 0.35 V Output saturation voltage VO(sat)2 VCC = 4V, IO = 400mA (Upper + Lower side) 0.50 0.70 V Output constant current IOUT VCC = 4V, RL = 3Ω, RF = 0.5Ω 375 400 424 mA Temperature dependence of output constant current (reference Ta = 25°C) ΔIO VCC = 4V, RL = 3Ω, RF = 0.5Ω * (Ta = –10 to +60°C) -2 +2 % Operating current dissipation ICC VCC = 4V, RL = 0Ω, (No load, full drive) 14 21 mA Thermal protection operating temperature TSD Design target value * 150 180 210 °C Control input circuit IIH VIH = 5.5V, VCC = 5.5V 80 100 μA Control pin maximum input current IIL VIL = GND -1 0 μA Note*: These items are design target values and are not tested. Package Dimensions unit : mm (typ) 3245B SANYO : MSOP8(150mil) 3.0 12 8 0.25 0.65 (0.53) 0.125 020 --20 40 60 100 80 0 100 300 200 500 400 ILB01541 Pd max - Ta 192 Ambient temperature, Ta - °C Specified board Mounted on a board: 114.3mm ×76.1mm×1.6mm glass epoxy resin |
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