Datasheet Linear Technology LT1613 (Linear Technology) - 2

LT1613
W W W U U W U ABSOLUTE MAXIMUM RATINGS PACKAGE/ORDER INFORMATION (Note 1)
V ORDER PART NUMBER IN Voltage .. 10V SW Voltage ..– 0.4V to 36V LT1613CS5 FB Voltage ... V TOP VIEW IN + 0.3V Current into FB Pin ... ±1mA SW 1 5 VIN SHDN Voltage .. 10V GND 2 Maximum Junction Temperature .. 125°C FB 3 4 SHDN S5 PART MARKING Operating Temperature Range S5 PACKAGE 5-LEAD PLASTIC SOT-23 Commercial ... 0°C to 70°C LTED Extended Commercial (Note 2) ... – 40°C to 85°C Storage Temperature Range ... – 65°C to 150°C Lead Temperature (Soldering, 10 sec).. 300°C Consult factory for Industrial and Military grade parts.
ELECTRICAL CHARACTERISTICS The
●
denotes the specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25
°
C. Commercial grade 0
°
C to 70
°
C, VIN = 1.5V, VSHDN = VIN unless otherwise noted. (Note 2) PARAMETER CONDITIONS MIN TYP MAX UNITS
Minimum Operating Voltage 0.9 1.1 V Maximum Operating Voltage 10 V Feedback Voltage ● 1.205 1.23 1.255 V FB Pin Bias Current ● 27 80 nA Quiescent Current VSHDN = 1.5V 3 4.5 mA Quiescent Current in Shutdown VSHDN = 0V, VIN = 2V 0.01 0.5 µA VSHDN = 0V, VIN = 5V 0.01 1.0 µA Reference Line Regulation 1.5V ≤ VIN ≤ 10V 0.02 0.2 %/V Switching Frequency ● 1.0 1.4 1.8 MHz Maximum Duty Cycle ● 82 86 % Switch Current Limit (Note 3) 550 800 mA Switch VCESAT ISW = 300mA 300 350 mV Switch Leakage Current VSW = 5V 0.01 1 µA SHDN Input Voltage High 1 V SHDN Input Voltage Low 0.3 V SHDN Pin Bias Current VSHDN = 3V 25 50 µA VSHDN = 0V 0.01 0.1 µA
Note 1:
Absolute Maximum Ratings are those values beyond which the life
Note 2:
The LT1613C is guaranteed to meet performance specifications of a device may be impaired. from 0°C to 70°C. Specifications over the – 40°C to 85°C operating temperature range are assured by design, characterization and correlation with statistical process controls.
Note 3:
Current limit guaranteed by design and/or correlation to static test. 2