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LTC4008 Datasheet(PDF) 5 Page - Linear Technology |
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LTC4008 Datasheet(HTML) 5 Page - Linear Technology |
5 / 24 page LTC4008 5 4008fb TYPICAL PERFORMANCE CHARACTERISTICS INFET Response Time to Reverse Current VFB vs DCIN BATMON Offset (TA = 25°C unless otherwise noted) TEST PERFORMED ON DEMOBOARD VIN = 15VDC CHARGER = ON ICHARGE = <10mA Vs OF PFET (5V/DIV) Id (REVERSE) OF PFET (5A/DIV) Vgs OF PFET (2V/DIV) 4008 G01 VCHARGE = 12.6V INFET = 1/2 Si4925DY Vgs = 0 Vs = 0V Id = 0A 1.25μs/DIV DCIN (V) 6 11162126 4008 G02 0.05 0 –0.05 –0.10 –0.15 –0.20 BATTERY VOLTAGE (V) 3 8 13 18 23 4008 G03 0.02 0 –0.02 –0.04 –0.06 –0.08 –0.10 DCIN = 15V DCIN = 20V DCIN = 24V BATMON LOAD = 100kΩ VOUT vs IOUT PWM Frequency vs Duty Cycle Disconnect/Reconnect Battery (Load Dump) OUTPUT CURRENT (A) 0 0.5 1.0 2.0 3.0 4.0 1.5 2.5 3.5 4.5 4008 G04 DCIN = 20V VBAT = 12.6V 0 –0.5 –1.0 –1.5 –2.0 –2.5 –3.0 –3.5 –4.0 –4.5 –5.0 DUTY CYCLE (VOUT/VIN) 0 0.1 0.2 0.4 0.6 0.9 0.8 0.3 0.5 0.7 1.0 4008 G05 PROGRAMMED CURRENT = 10% DCIN = 15V DCIN = 20V DCIN = 24V 350 300 250 200 150 100 50 0 4008 G06 LOAD CURRENT = 1A, 2A, 3A DCIN = 20V VFLOAT = 12.6V VFLOAT 1V/(DIV) LOAD STATE DISCONNECT RECONNECT 1A STEP 3A STEP 3A STEP 1A STEP |
Similar Part No. - LTC4008_15 |
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Similar Description - LTC4008_15 |
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