Datasheet LT4356MP-1, LT4356MP-2 (Analog Devices) - 3
| Hersteller | Analog Devices |
| Beschreibung | Surge Stopper |
| Seiten / Seite | 24 / 3 — ELECTRICAL CHARACTERISTICS The. denotes the specifications which apply … |
| Dateiformat / Größe | PDF / 511 Kb |
| Dokumentensprache | Englisch |
ELECTRICAL CHARACTERISTICS The. denotes the specifications which apply over the full operating
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LT4356MP-1/LT4356MP-2
ELECTRICAL CHARACTERISTICS The
l
denotes the specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25°C. VCC = 12V unless otherwise noted. SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
VCC Operating Voltage Range l 4 80 V ICC VCC Supply Current VSHDN = Float l 1 1.5 mA VSHDN = 0V, IN+ = 1.3V, LT4356MP-1 7 25 µA LT4356MP-1 l 7 40 µA VSHDN = 0V, IN+ = 1.3V, LT4356MP-2 60 70 µA LT4356MP-2 l 60 250 µA IR Reverse Input Current VSNS = VCC = –30V, SHDN Open l 0.3 1 mA VSNS = VCC = VSHDN = –30V l 0.8 2 mA ΔVGATE GATE Pin Output High Voltage VCC = 4V; (VGATE – VOUT) l 4.5 8 V 80V ≥ VCC ≥ 8V; (VGATE – VOUT) l 10 16 V IGATE(UP) GATE Pin Pull-Up Current VGATE = 12V; VCC = 12V l –4 –23 –38 µA VGATE = 48V; VCC = 48V l –4.5 –30 –50 µA IGATE(DN) GATE Pin Pull-Down Current Overvoltage, VFB = 1.4V, VGATE = 12V l 75 150 mA Overcurrent, VCC – VSNS = 120mV, VGATE = 12V l 5 10 mA Shutdown Mode, VSHDN = 0V, VGATE = 12V l 1.5 5 mA VFB FB Pin Servo Voltage VGATE = 12V; VOUT = 12V l 1.215 1.25 1.275 V IFB FB Pin Input Current VFB = 1.25V l 0.3 1 µA ΔVSNS Overcurrent Fault Threshold ΔVSNS = (VCC – VSNS), VCC = 12V l 42.5 50 55 mV ΔVSNS = (VCC – VSNS), VCC = 48V l 43 51 56 mV ISNS SNS Pin Input Current VSNS = VCC = 12V to 48V l 5 10 22 µA ILEAK FLT, EN Pins Leakage Current FLT, EN = 80V l 2.5 µA AOUT Pin Leakage Current AOUT = 80V 4.5 µA ITMR TMR Pin Pull-Up Current VTMR = 1V, VFB = 1.5V, (VCC – VOUT) = 0.5V l –1.5 –2.5 –4 µA VTMR = 1V, VFB = 1.5V, (VCC – VOUT) = 75V l –44 –50 –56 µA VTMR = 1.3V, VFB = 1.5V l –3.5 –5.5 –8.5 µA VTMR = 1V, ΔVSNS = 60mV, (VCC – VOUT) = 0.5V l –2.5 –4.5 –6.5 µA VTMR = 1V, ΔVSNS = 60mV, (VCC – VOUT) = 80V l –195 –260 –315 µA TMR Pin Pull-Down Current VTMR = 1V, VFB = 1V, ΔVSNS = 0V l 1.5 2.2 2.7 µA VTMR TMR Pin Thresholds FLT From High to Low, VCC = 5V to 80V l 1.22 1.25 1.28 V VGATE From Low to High, VCC = 5V to 80V l 0.48 0.5 0.52 V ΔVTMR Early Warning Period From FLT Going Low to GATE Going Low, VCC = 5V to 80V l 80 100 120 mV V + IN IN+ Pin Threshold l 1.22 1.25 1.28 V I + + IN IN+ Pin Input Current VIN = 1.25V l 0.3 1 µA VOL FLT, EN Pins Output Low ISINK = 2mA l 2 8 V ISINK = 0.1mA l 300 800 mV AOUT Pin Output Low ISINK = 2mA l 2 8 V ISINK = 0.1mA l 200 400 mV 4356mp12fc For more information www.linear.com/LT4356MP-1 3
ELECTRICAL CHARACTERISTICS The
l
denotes the specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25°C. VCC = 12V unless otherwise noted. SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
VCC Operating Voltage Range l 4 80 V ICC VCC Supply Current VSHDN = Float l 1 1.5 mA VSHDN = 0V, IN+ = 1.3V, LT4356MP-1 7 25 µA LT4356MP-1 l 7 40 µA VSHDN = 0V, IN+ = 1.3V, LT4356MP-2 60 70 µA LT4356MP-2 l 60 250 µA IR Reverse Input Current VSNS = VCC = –30V, SHDN Open l 0.3 1 mA VSNS = VCC = VSHDN = –30V l 0.8 2 mA ΔVGATE GATE Pin Output High Voltage VCC = 4V; (VGATE – VOUT) l 4.5 8 V 80V ≥ VCC ≥ 8V; (VGATE – VOUT) l 10 16 V IGATE(UP) GATE Pin Pull-Up Current VGATE = 12V; VCC = 12V l –4 –23 –38 µA VGATE = 48V; VCC = 48V l –4.5 –30 –50 µA IGATE(DN) GATE Pin Pull-Down Current Overvoltage, VFB = 1.4V, VGATE = 12V l 75 150 mA Overcurrent, VCC – VSNS = 120mV, VGATE = 12V l 5 10 mA Shutdown Mode, VSHDN = 0V, VGATE = 12V l 1.5 5 mA VFB FB Pin Servo Voltage VGATE = 12V; VOUT = 12V l 1.215 1.25 1.275 V IFB FB Pin Input Current VFB = 1.25V l 0.3 1 µA ΔVSNS Overcurrent Fault Threshold ΔVSNS = (VCC – VSNS), VCC = 12V l 42.5 50 55 mV ΔVSNS = (VCC – VSNS), VCC = 48V l 43 51 56 mV ISNS SNS Pin Input Current VSNS = VCC = 12V to 48V l 5 10 22 µA ILEAK FLT, EN Pins Leakage Current FLT, EN = 80V l 2.5 µA AOUT Pin Leakage Current AOUT = 80V 4.5 µA ITMR TMR Pin Pull-Up Current VTMR = 1V, VFB = 1.5V, (VCC – VOUT) = 0.5V l –1.5 –2.5 –4 µA VTMR = 1V, VFB = 1.5V, (VCC – VOUT) = 75V l –44 –50 –56 µA VTMR = 1.3V, VFB = 1.5V l –3.5 –5.5 –8.5 µA VTMR = 1V, ΔVSNS = 60mV, (VCC – VOUT) = 0.5V l –2.5 –4.5 –6.5 µA VTMR = 1V, ΔVSNS = 60mV, (VCC – VOUT) = 80V l –195 –260 –315 µA TMR Pin Pull-Down Current VTMR = 1V, VFB = 1V, ΔVSNS = 0V l 1.5 2.2 2.7 µA VTMR TMR Pin Thresholds FLT From High to Low, VCC = 5V to 80V l 1.22 1.25 1.28 V VGATE From Low to High, VCC = 5V to 80V l 0.48 0.5 0.52 V ΔVTMR Early Warning Period From FLT Going Low to GATE Going Low, VCC = 5V to 80V l 80 100 120 mV V + IN IN+ Pin Threshold l 1.22 1.25 1.28 V I + + IN IN+ Pin Input Current VIN = 1.25V l 0.3 1 µA VOL FLT, EN Pins Output Low ISINK = 2mA l 2 8 V ISINK = 0.1mA l 300 800 mV AOUT Pin Output Low ISINK = 2mA l 2 8 V ISINK = 0.1mA l 200 400 mV 4356mp12fc For more information www.linear.com/LT4356MP-1 3