LT4356-3 ELECTRICAL CHARACTERISTICS The l denotes the specifications which apply over the full operatingtemperature range, otherwise specifications are at TA = 25°C. VCC = 12V unless otherwise noted. SYMBOL PARAMETERCONDITIONSMINTYPMAXUNITS VSHDN SHDN Pin Threshold VCC = 12V to 48V 0.6 1.7 V l 0.4 2.1 V VSHDN(FLT) SHDN Pin Resting Voltage VCC = 12V to 48V, Note 4 l 0.6 2.1 V ISHDN SHDN Pin Current VSHDN = 0V l –1 –4 –8 µA tOFF(OC) Overcurrent Turn Off Delay Time GATE From High to Low, ΔVSNS = 0 → 120mV; LT4356C, LT4356I, LT4356H l 2 4 µs LT4356MP l 2 4.5 µs tOFF(OV) Overvoltage Turn Off Delay Time GATE From High to Low, VFB = 0 → 1.5V l 0.25 1 µs Note 1: Stresses beyond those listed under Absolute Maximum Ratings Note 3: An internal clamp limits the GATE pin to a minimum of 10V above may cause permanent damage to the device. Exposure to any Absolute the OUT pin. Driving this pin to voltages beyond the clamp may damage Maximum Rating condition for extended periods may affect device the device. reliability and lifetime. Note 4: Resting voltage after turn-on. Note 2: All currents into device pins are positive; all currents out of device pins are negative. All voltages are referenced to GND unless otherwise specified. TYPICAL PERFORMANCE CHARACTERISTICSSpecifications are at VCC = 12V, TA = 25°C unless otherwise noted.ICC vs VCCICC (Shutdown) vs VCCICC (Shutdown) vs Temperature 1000 60 35 50 30 800 25 40 600 20 (µA) (µA) 30 (µA) I CC I CC I CC 400 15 20 10 200 10 5 0 0 0 0 10 20 30 40 50 60 70 80 0 10 20 30 40 50 60 70 80 –50 –25 0 25 50 75 100 125 VCC (V) VCC (V) TEMPERATURE (°C) 43563 G02 43563 G01 43563 G03 Rev D 4 For more information www.analog.com Document Outline Features Applications Description Typical Application Absolute Maximum Ratings Pin Configuration Electrical Characteristics Typical Performance Characteristics Pin Functions Block Diagram Operation Applications Information Typical Applications Revision History Typical Application .18702 Applications Typical Application Description Absolute Maximum Ratings Pin Configuration Order Information Electrical Characteristics Typical Performance Characteristics Pin Functions Block Diagram Operation Applications Information Typical Applications Package Description Revision History Typical Application Related parts