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ADM1051 数据表(PDF) 2 Page - Analog Devices |
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ADM1051 数据表(HTML) 2 Page - Analog Devices |
2 / 10 page REV. 0 –2– ADM1051/ADM1051A–SPECIFICATIONS (VCC = 12 V 6%, VIN = 3.3 V, TA = 0 C to 70 C, both channels, unless otherwise noted. See Test Circuit.) Parameter Min Typ Max Unit Test Conditions/Comments OUTPUT VOLTAGE Channel 1 1.515 V SHDN1 Floating Channel 2 1.818 V OUTPUT VOLTAGE ACCURACY –2.5 +2.5 % VIN = 3.0 V to 3.6 V, IOUT = 10 mA to 1 A Load Regulation –5 +5 mV VIN = 3.3 V, IOUT = 10 mA to 1 A 1 Line Regulation –5 +5 mV VIN = 3.0 V to 3.6 V, IOUT = 1 A 1 5 VSB Supply Voltage Required for 4.6 V Test Circuit as Figure 7. 2 I LOAD = 500 mA Channel 2 Regulation CONTROL AMPLIFIER Control Amplifier Open-Loop Gain 100 dB Control Amplifier Slew Rate 3 V/ µs Closed-Loop Settling Time 5 µsIO = 10 mA to 2 A Turn-On Time 5 µs To 90% of Force High Output Level (CL = 470 pF) Sense Input Impedance 1 50 k Ω Force Output Voltage Swing, VF (High) 10 V RL = 10 k Ω to GND Force Output Voltage Swing, VF (Low) 2 V RL = 10 k Ω to VCC HICCUP MODE Hiccup Mode Hold-Off Time 30 60 90 ms See Figure 4 Hiccup Mode Threshold 0.8 × V OUT V Hiccup Comparator Glitch Immunity 100 µs Hiccup Mode On-Time 0.5 1.0 1.5 ms Hiccup Mode Off-Time 20 40 60 ms Power-On Reset Threshold 6 9 V SHUTDOWN, SHDN1 Mode 1 (Shutdown) 0.8 V Mode 2 (1.5 V Out) 2 3.9 V Mode 3 (3.3 V Out) 4.3 5.3 V Mode 4 (1.5 V Out) 6.2 12 V SHUTDOWN, SHDN2 Shutdown Input Low Voltage, VIL 0.8 V Shutdown Input High Voltage, VIH 2.0 V Supply Current, Normal Operation 2.4 4.0 mA Shutdown Inputs Floating Supply Current, Shutdown Mode 600 1000 µA Both Channels Shut Down NOTES 1Guaranteed by design. 25 VSB Supply is connected to, and measured at anode of Schottky Diode. Specifications subject to change without notice. |
类似零件编号 - ADM1051_15 |
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类似说明 - ADM1051_15 |
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