LV5762LF Datasheet, PDF (1/5 Pages) Sanyo Semicon Device – Step-down Switching Regulator

Ordering number : ENA1768
LV5762LF
Bi-CMOS IC
Step-down Switching Regulator
Overview
LV5762LF is a 1ch step-down voltage switching regulator.
Functions
• 1ch step-down switching regulator controller
• Load-independent soft start circuit
• Frequency fold back function
• ON/OFF function
• Built-in pulse-by-pulse OCP circuit. It is detected by using ON resistance of an external MOS.
Specifications
Maximum Ratings at Ta = 25°C
Parameter
Supply voltage
Allowable power dissipation
Symbol
VIN max
Pd max
*)
Operating temperature
Topr
Storage temperature
Tstg
* Specified board: 24.0mm × 15.0mm ×1.6mm, glass epoxy board (2-layer).
Conditions
Ratings
Unit
45
V
0.65
W
-40 to 85
°C
-55 to 150
°C
Recommended Operating Conditions at Ta = 25°C
Parameter
Supply voltage range 1
Error amplifier input coltage
Symbol
VIN
VFB
Conditions
Electrical Characteristics at Ta = 25°C, VIN = 12V
Parameter
Symbol
Conditions
Reference voltage block
Internal reference voltage
5V power supply
Vref
VDD
Including offset of E/A
IOUT=0 to 5mA
Ratings
Unit
8 to 42
V
0 to 1.6
V
Ratings
Unit
min
typ
max
0.695
4.7
0.705
5.2
0.715
V
5.7
V
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the performance, characteristics, and functions of the described products in the independent state, and are not
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60910 SY 20100524-S00001 No.A1768-1/5