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MIC2043-2BTS Datasheet(PDF) 4 Page - Micrel Semiconductor |
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MIC2043-2BTS Datasheet(HTML) 4 Page - Micrel Semiconductor |
4 / 15 page MIC2042/2043 Micrel M0512-112603 4 January 2005 Electrical Characteristics(4) V IN = VBIAS = 5V; TA = 25°C unless specified otherwise. Bold indicates –40°C to +85°C. Symbol Parameter Condition Min Typ Max Units V IN Switch Input Voltage V IN ≤ VBIAS 14-pin TSSOP 0.8 5.5 V 8-pin SOP 1.6 5.5 V V BIAS Bias Supply Voltage (14-pin TSSOP) 1.6 5.5 V I BIAS VBIAS Supply Current - Switch OFF No load 0.1 5 µA VBIAS Supply Current - Switch ON No load 300 400 µA Note 5 V EN Enable Input Voltage V IL(max) 2.4 1.5 V V IH(min) 3.5 2.5 V V ENHYST Enable Input Threshold Hysteresis 100 mV I EN Enable Input Current V EN = 0V to 5.5V –1 .01 1 µA R DS(ON) Switch Resistance V IN = VBIAS = 3V, 5V 40 60 mΩ I OUT = 500mA I LEAK Output Leakage Current Output off 10 µA CLF Current Limit Factor(2) V IN = 5V, 0.5V ≤ VOUT < 0.5VIN 310 395 485 A×Ω 0.5A ≤ IOUT ≤ 3A V IN = 3V, 0.5V ≤ VOUT < 0.5VIN 320 385 450 A×Ω 0.5A ≤ IOUT ≤ 3A V TH PGREF and UVLOIN Threshold V IN = VBIAS = 1.6V to 5.5V 205 225 245 mV (14-pin TSSOP) V LATCH Output Reset Threshold V IN = 0.8V to 5.5V V IN–.0.2 V V OUT rising (MIC2043) I LATCH Latched Output Off Current Output latched off (MIC2043) 1 3 5 mA V OL Output Low Voltage I OL (/FAULT) = 15mA 0.4 V (/FAULT, PWRGD) I OL (PWRGD) = 5mA I OFF /FAULT, PWRGD Off Current V FAULT = VPWRGD = 5V 1 µA V UV Undervoltage Lockout Threshold V IN rising 1.30 1.45 1.58 V V IN falling 1.20 1.35 1.50 V V UVHYST Undervoltage Lockout 100 mV Threshold Hysteresis V UVINTH UVLO Adjust Pin Threshold Voltage V IN rising 205 225 245 mV V IN falling 185 205 225 mV V UVINHYST UVLO Adjust Pin Threshold Hysteresis 20 mV Overtemperature Threshold T J increasing 140 °C T J decreasing 120 °C Absolute Maximum Ratings(1) Supply Voltage V IN and VBIAS ............................................................................. 6V /FAULT, PWRGD Output Voltage ................................... 6V /FAULT, PWRGD Output Current .............................. 25mA Junction Temperature (T J) ...................... Internally Limited ESD Rating(3) Human Body Model ................................................... 3kV Machine Model ........................................................ 200V Operating Ratings(2) Supply Voltage V IN ............................................................... 0.8V to 5.5V V BIAS ........................................................... 1.6V to 5.5V Continuous Output Current ................................ 0.5A to 3A Ambient Temperature (T A) ........................... –40°C to 85°C Package Thermal Resistance SOP (θJA) .......................................................... 160°C/W TSSOP (θJA) ....................................................... 85°C/W |
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