LV5744V Datasheet, PDF (1/6 Pages) Sanyo Semicon Device – Bi-CMOS LSI 2-channel Step-down Switching Regulator

Ordering number : ENA1241
LV5744V
Bi-CMOS LSI
2-channel Step-down
Switching Regulator
http://onsemi.com
Overview
The LV5744V is a 2-channel step-down switching regulator.
Features
• Provides dual switching regulator control circuits integrated on the chip.
• Output-stage push-pull structure enabling high efficient operation.
• Provides power supply (VCC-5V) for protecting the external P channel MOS gate.
• Built-in timer latch type SCP (short-circuit protection circuit)
• Built-in UVLO (Low voltage malfunction prevention circuit)
• Built-in reference voltage circuit
• Max_On_Duty is adjustable.
Specifications
Absolute Maximum Ratings at Ta = 25°C
Parameter
Symbol
Conditions
Maximum supply voltage
Output voltage
Allowable power dissipation
VCC max
VO max
Pd max
Mounted on a specified board *
Operating temperature
Topr
Storage temperature
Tstg
Allowable pin voltage
1
CT, NON1, NON2,
INV1, INV2, FB1, FB2,
DT1, DT2, SCP, VREF
2
VCC-5V
3
GND, OUT1, OUT2,
VCC
* : Specified board : 114.3×76.1×1.6mm³, glass epoxy board
Ratings
Unit
35
V
33
V
0.74
W
-40 to +85
°C
-55 to +150
°C
7
V
30
V
35
V
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.
Semiconductor Components Industries, LLC, 2013
August, 2013
60408 MS 20080423-S00009 No.A1241-1/6