Datasheet LTC4366 (Analog Devices) - 4

LTC4366
ELECTRICAL CHARACTERISTICS The
l
denotes the specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25°C. All voltages relative to VSS, unless otherwise noted. SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS VDD Regulator
VZ(VDD) VDD Shunt Regulator Voltage I = 1mA l 11.5 12 12.5 V ∆VZ(VDD) VDD Shunt Regulator Load Regulation I = 1mA to 5mA LTC4366C/I/H l 30 90 mV LTC4366MP l 30 130 mV VDD VDD Supply Voltage (Note 3) l 4.5 VZ(VDD) V IVDD(STLO) VDD Pin Current – Start-Up, Gate Low GATE = 0V, VDD = 7V, OUT = 0V l 15 23 µA IVDD(STHI) VDD Pin Current – Start-Up, Gate High GATE Open, VDD = 7V, OUT = 0V l 9 13 µA IVDD(SD) VDD Pin Current – Shutdown VDD = 7V, OUT = 0V l 5 8 µA
OUT Regulator
VZ(OUT) OUT Shunt Regulator Voltage I = 1mA, BASE = 0V l 5.0 5.7 6.0 V ∆VZ(OUT) OUT Shunt Regulator Load Regulation I = 1mA to 5mA l 30 70 mV OUT OUT Supply Voltage (Note 3) l 3.0 VZ(OUT) V VUVLO1 OUT Undervoltage Lockout 1 Rising LTC4366C/I/H l 2.42 2.55 2.75 V LTC4366MP l 2.42 2.55 2.80 V ∆VUVH1 OUT Undervoltage Lockout 1 Hysteresis l 0.2 0.28 0.4 V VUVLO2 OUT Undervoltage Lockout 2 Rising l 4.5 4.75 4.9 V ∆VUVH2 OUT Undervoltage Lockout 2 Hysteresis l 0.3 0.4 0.5 V IOUT(AMP) OUT Pin Current – Regulation Amplifier On l 37 54 µA IOUT(CP) OUT Pin Current – Charge Pump On l 150 220 µA IOUT(SD) OUT Pin Current – Shutdown l 3 6 µA
BASE, VSS
VZ(BASE) BASE Shunt Regulator Voltage (OUT – BASE) I = –10µA, OUT = 4.5V l 5.5 6.2 6.6 V ∆VZ(BASE) BASE Shunt Regulator Load Regulation I = –10µA to –80µA, OUT = 4.5V l 125 200 mV IBASE BASE Pin Leakage Current OUT = 4.5V, BASE = –0.5V l –0.1 –0.8 –5.5 µA IVSS(AMP) VSS Pin Current – Regulation Amplifier On l –30 –45 –72 µA IVSS(CP) VSS Pin Current – Charge Pump On l –108 –160 –230 µA IVSS(SD) VSS Pin Current – Shutdown l –7 –12 µA
GATE Drive
∆VGATE External N-Channel Gate Drive (GATE – OUT) OUT = 4.9V, I = 0, –1µA l 11.2 12 12.5 V IGATE(ST) GATE Pin Current – Start-Up GATE = OUT = 0V LTC4366C/I/H l –4.5 –7.5 –11 µA LTC4366MP l –3.2 –7.5 –11 µA IGATE(CP) GATE Pin Current – Charge Pump On GATE = 5V, OUT = 4.9V l –14 –20 –28 µA IGATE(FD) GATE Pin Current – Fast Discharge GATE = 10V, OUT = 4.9V l 122 200 300 mA IGATE(FLT) GATE Pin Current – Fault GATE = 10V, OUT = 4.9V l 0.3 0.7 1.2 mA 436612fe 4 For more information www.linear.com/LTC4366 Document Outline Features Applications Description Typical Application Absolute Maximum Ratings Pin Configuration Order Information Electrical Characteristics Pin Functions Simplified Diagram Functional Diagram Operation Applications Information Package Description Typical Application Related Parts