Datasheet LTC4380 (Analog Devices) - 7

LTC4380
TYPICAL PERFORMANCE CHARACTERISTICS VCC = 12V, unless otherwise noted. Gate Drive vs Gate Current Gate Drive vs Temperature Gate Drive vs Supply Voltage
14 15 15 IGATE = –1µA IGATE = –1µA 12 SEL = VCC 10 10 10 8 (V) (V) (V) TE TE TE GA 6 GA GA ∆V ∆V ∆V 5 5 4 2 VCC = 12V VCC = 4V VCC = 4V VCC = 12V 0 0 0 0 –5 –10 –15 –20 –25 –50 –25 0 25 50 75 100 125 150 0 10 20 30 IGATE (µA) TEMPERATURE (°C) VCC (V) 4380 G10 4380 G11 4380 G12
Gate Clamp to VCC vs TMR Pin Current vs Temperature, TMR Pin Current vs Temperature, Temperature Overcurrent Fault Overvoltage Fault
15 –60 –160 OUT = 20V IDRN = 0.1mA IDRN = 1mA –55 –140 14 –50 –120 –45 (V) (µA) (µA) –100 13 –40 CLAMP ∆VSNS = 40mV –80 ∆V I TMR(OC) –35 ∆V I TMR(OV) SNS = 10mV –60 12 –30 –25 –40 OUT = 0V OUT = 6V 11 –20 –20 –50 –25 0 25 50 75 100 125 150 –50 –25 0 25 50 75 100 125 150 –50 –25 0 25 50 75 100 125 150 TEMPERATURE (°C) TEMPERATURE (°C) TEMPERATURE (°C) 4380 G13 4380 G14 4380 G15
Current Limit vs Output Voltage DRN Voltage vs Current ON Pin Current vs Voltage
70 4.0 –4.0 ∆VDRN = VDRN – VOUT 60 –3.5 3.5 50 –3.0 3.0 –2.5 40 (mV) (V) 2.5 (µA) –2.0 SNS DRN 30 I ON ∆V ∆V –1.5 2.0 20 –1.0 10 1.5 –0.5 0 1.0 0 0 1 2 3 4 5 6 7 8 1 10 100 1k 0 1 2 3 4 5 VOUT (V) IDRN (µA) VON (V) 4380 G16 4380 G17 4380 G18 Rev. C For more information www.analog.com 7 Document Outline Features Applications Typical Application Description Absolute Maximum Ratings Pin Configuration Order Information Electrical Characteristics Typical Performance Characteristics Pin Functions Block Diagram Operation Applications Information Package Description Revision History Typical Application Related Parts