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MIC5332-PPYMT Datasheet(PDF) 3 Page - Micrel Semiconductor |
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MIC5332-PPYMT Datasheet(HTML) 3 Page - Micrel Semiconductor |
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3 / 12 page  Micrel, Inc. MIC5332 April 2008 3 M9999-042108-B Absolute Maximum Ratings(1) Supply Voltage (VIN)............................................. 0V to +6V Enable Input Voltage (VEN1, VEN2) .......................... 0V to VIN POR2 Voltage (VPOR2) .......................................... 0V to +6V Power Dissipation .................................. Internally Limited (3) Lead Temperature (soldering, 3sec.)......................... 260°C Storage Temperature (Ts) .........................–65°C to +150°C ESD Rating (4).................................................................. 2kV Operating Ratings(2) Supply Voltage (VIN)..................................... +2.3V to +5.5V Enable Input Voltage (VEN1, VEN2) .......................... 0V to VIN POR2 Voltage (VPOR2) ....................................... 0V to +5.5V Junction Temperature (TJ) ........................–40°C to +125°C Junction Thermal Resistance 2mm x 2mm Thin MLF-8 ( θJA) ...........................90°C/W Electrical Characteristics(5) VIN = VEN1 = VEN2 = VOUT + 1.0V, higher of the two regulator outputs; IOUT1 = IOUT2 = 100µA; COUT1 = COUT2 = 1µF; TJ = 25°C, bold values indicate –40°C < TJ < +125°C; unless noted. Parameter Condition Min Typ Max Units Variation from nominal VOUT –1.0 +1.0 % Output Voltage Accuracy Variation from nominal VOUT; –40°C to +125°C –2.0 +2.0 % Line Regulation VIN = VOUT +1V to 5.5V; IOUT = 100µA 0.02 0.3 0.6 %/V %/V Load Regulation IOUT = 100µA to 300mA 0.2 0.5 % Dropout Voltage IOUT = 50mA IOUT = 300mA 20 120 40 240 mV mV Ground Current VEN1 = High; VEN2 = Low; IOUT = 100µA to 300mA VEN1 = Low; VEN2 = High; IOUT = 100µA to 300mA VEN1 = VEN2 = High; IOUT1= 300mA, IOUT2 = 300mA 25 25 40 50 50 75 µA µA µA Ground Current in Shutdown VEN1 = VEN2 < 0.2V 0.01 1.0 µA Ripple Rejection f = 1kHz; COUT = 2.2µF; f = 20kHz; COUT = 2.2µF; 65 45 dB dB Current Limit VOUT = 0V 350 550 800 mA Output Voltage Noise COUT=1µF, 10Hz to 100kHz 50 µVRMS Enable Inputs (EN1/EN2 ) Logic Low 0.2 V Enable Input Voltage Logic High 1.2 V VIL ≤ 0.2V 0.01 1.0 µA Enable Input Current VIH ≥ 1.2V 0.01 1.0 µA Turn-on Time Turn-on Time (LDO1 and 2) COUT = 1µF (Enable of First LDO) COUT = 1µF (Enable of Second LDO after First Enabled) 140 110 500 500 µs µs POR2 Output (LDO2 only) Low Threshold, % of VOUT2 (POR2 ON) 88 % VTH High Threshold, % of VOUT2 (POR2 OFF) 98 % VOL POR2 Output Logic Low Voltage; IL = 250µA 0.02 0.1 V IPOR2 POR2 Leakage Current, POR2 OFF –1.0 0.01 +1.0 µA |
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