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3 / 24 page © 2006 Microchip Technology Inc. DS21989A-page 3 MCP1256/7/8/9 1.0 ELECTRICAL CHARACTERISTICS Absolute Maximum Ratings† Power Supply Voltage, VIN...............................................3.8V Voltage on Any Pin w.r.t. GND ................. -0.3V to (VIN+0.3V) Output Short Circuit Duration ................................continuous Storage Temperature Range.........................-65°C to +150°C Ambient Temperature with Power Applied ....-55°C to +125°C Maximum Junction Temperature................................. +150°C ESD protection on all pins Human Body Model (1.5 k Ω in Series with 100 pF).......≥ 2kV Machine Model (200 pF, No Series Resistance) .............200V † Notice: Stresses above those listed under “Maximum Ratings” may cause permanent damage to the device. This is a stress rating only and functional operation of the device at those or any other conditions above those indicated in the operational listings of this specification is not implied. Exposure to maximum rating conditions for extended periods may affect device reliability. DC CHARACTERISTICS Electrical Specifications: Unless otherwise indicated, all limits apply for VIN = 1.8V to 3.6V, SHDN = VIN, CIN = COUT = 10 μF, C1 = C2 = 1 μF, IOUT = 10 mA, TJ = -40°C to +125°C. Typical values are at TJ = +25°C. Parameters Sym Min Typ Max Unit s Conditions ALL DEVICES Supply Voltage VIN 1.8 — 3.6 V Output Voltage VOUT —3.3 — V Output Voltage Accuracy VOUT -3.0 ±0.5 +3.0 % IOUT = 10 mA to IOUT(MAX) Output Current IOUT(MAX) 30 — — mA 1.8V < VIN < 2.0V 70 — — mA 2.0V < VIN < 2.2V 100 — — mA 2.2V < VIN < 3.6V Short Circuit Current ISC — 150 — mA VOUT = 0V, VIN = 1.8V to 3.6V Power Efficiency η — 84.5 — % VIN = 1.8V, IOUT = 10 mA — 84.5 — % VIN = 1.8V, IOUT = 50 mA — 76.4 — % VIN = 2.0V, IOUT = 10 mA — 80.1 — % VIN = 2.0V, IOUT = 50 mA — 64.0 — % VIN = 2.4V, IOUT = 10 mA — 67.1 — % VIN = 2.4V, IOUT = 50 mA — 67.5 — % VIN = 2.4V, IOUT = 100 mA — 69.7 — % VIN = 2.8V, IOUT = 10 mA — 76.0 — % VIN = 2.8V, IOUT = 50 mA — 76.7 — % VIN = 2.8V, IOUT = 100 mA — 65.0 — % VIN = 3.0V, IOUT = 10 mA — 71.0 — % VIN = 3.0V, IOUT = 50 mA — 71.6 — % VIN = 3.0V, IOUT = 100 mA Shutdown Input - SHDN SHDN Input Voltage Low VIL(SHDN) —— 0.4 V SHDN Input Voltage High VIH(SHDN) 1.4 — — V SHDN Input Leakage Current ILK(SHDN) — 0.001 0.1 μA SHDN Quiescent Current IQ —0.25 2 μAVSHDN = 0V, TJ = +25°C Thermal Shutdown Thermal Shutdown Threshold TJ — 160 — °C Thermal Shutdown Hysteresis TJ(HYS) —15 — °C |
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Mô tả tương tự - MCP1256T-EMF |
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