LV5761V Datasheet, PDF (1/6 Pages) Sanyo Semicon Device – 1-channel Step-down Switching Regulator

Ordering number : ENA1443A
LV5761V
Bi-CMOS LSI
1-channel Step-down
Switching Regulator
http://onsemi.com
Overview
The LV5761V is a 1-channel step-down switching regulator.
Functions
• 1 channel step-down switching regulator controller.
• Frequency decrease function at pendent.
• Load-independent soft start circuit.
• ON/OFF function.
• Built-in pulse-by-pulse OCP circuit. It is detected by using ON resistance of an external MOS.
• Synchronous rectification.
• Current mode control.
• Synchronous drive by external signal.
Specifications
Absolute Maximum Ratings at Ta = 25°C
Parameter
supply voltage
Allowable Power dissipation
Symbol
VIN max
Pd max
Conditions
Mounted on a specified board. *
Operating temperature
Topr
Storage temperature
Tstg
* Specified board: 114.3mm × 76.1mm × 1.6mm, glass epoxy board
Ratings
Unit
45
V
0.74
W
-40 to +85
°C
-55 to +150
°C
Stresses exceeding Maximum Ratings may damage the device. Maximum Ratings are stress ratings only. Functional operation above the Recommended Operating
Conditions is not implied. Extended exposure to stresses above the Recommended Operating Conditions may affect device reliability.
Recommended Operating Range at Ta = 25°C
Parameter
Supply voltage range
Error amplifier input voltage
Symbol
VIN
Conditions
Ratings
Unit
8.5 to 42
V
0 to 1.6
V
Semiconductor Components Industries, LLC, 2013
August, 2013
90909 SY / 41509 MS 20090401-S00011 No.A1443-1/6