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GM66500-1.8TA3T Datasheet(PDF) 4 Page - Gamma Microelectronics Inc. |
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GM66500-1.8TA3T Datasheet(HTML) 4 Page - Gamma Microelectronics Inc. |
4 / 11 page 4 ELECTRICAL CHARACTERISTICS T = 25°C, bold values indicate -40°C T +125°C; unless noted JJ Parameter Conditions Min Typ Max Unit Line Regulation Load Regulation Output Voltage change with Temperature Coef. Note 5 Dropout Voltage Note 6 Ground Current Note 7 Ground Pin Current at Dropout I GNDDO Current Limit Output Noise Voltage Output Voltage I = 10 mA O DV = -2% (Note 3) OUT I = 250mA OUT I = 2.5A OUT I = 5A OUT I = 2.5A, V = V + 0.8V OUT IN OUT I = 5A, OUT V = V + 0.8V Charactize IN OUT -1 -2 0.06 0.20 125 320 400 15 70 2.1 7.5 260 1 2 0.5 1.0 % % % ppm/°C mV mA A µV (rms) % V = 0V, (Note 4) OUT V = V + 1.0V IN OUT C = 47µF, l OUT = 100mA, 10Hz to 100kHz OUT mA Enable Input Voltage Enable Input Current V µA Enable Input (GM66501) 2.25 0.8 10mA I 16V OUT OUT IN I = 10mA, OUT V 16V OUT IN V = V I 5A IN OUT OUT V IN V -0.5V, I =10mA OUT(nominal) OUT Logic Low (off) V = V EN IN Logic high (on) V = 0.8V EN V 35 75 2 4 30 Shutdown Output Current 10 µA µA Flag Output (GM66501) Output Leakage Current Output Low Voltage Low Threshold High Threshold Hysteresis 0.01 220 1 µA mV % % % V = 16V OH V = 2.25V, I = 250µA IN OL (Note 9) 1% of V OUT 1 2 300 400 99.2 1% of V OUT 93 Note 1. Exceeding the absolute maximum ratings may damage the device. Note 2. The device is not guaranteed to function outside its operating rating. Note 3. Devices are ESD sensitive. Handing precautions recommended. Note 4. P =(T -T ) ÷ q , where q depends upon the printed circuit layout. See "Applications Information". D(max) J(max) A JA JA Note 5. Output voltage temperature coefficient is DV ÷ (T - T ) where T is +125°C and T is -40°C. OUT(worst case) J(max) J(min) J(max) J(min) Note 6. V =V -V when V decreases to 98% of its nominal output voltage with V =V +1V. For voltages below 2.25V, DO IN OUT OUT IN OUT dropout voltage is the input-to-output voltage differential with the minimum input voltage being 2.25V. Minimum input operating voltage is 2.25V. Note 7. I is the quiescent current. I = I + I GND IN GND OUT Note 8. V 0.8V, V 8V, and V = 0V EN IN OUT Note 9. For a 2.5V device, V = 2.25V(device is in dropout). IN DV/ DT OUT 20 250 575 100 (Note 8) A A MICROELECTRONICS GM66500 SERIES 5A ULTRA LOW - DROPOUT REGULATOR + 1.0V V 5A, V + 1.0V V + 1.0V, 10mA Note 10.Design with proper heat sink to dissapate heat to keep chip from thermal protection when V IN -VOUT 0.6V Power Management |
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