LV5652T Datasheet, PDF (1/10 Pages) Sanyo Semicon Device – 3-channel Switching Regulator Controller

Ordering number : ENA1512
LV5652T
Bi-CMOS LSI
3-channel Switching Regulator
Controller
Overview
The LV5652T is a 3-channel switching regulator controller.
Features
• Low-voltage (3V) operation
• Reference voltage precision : ±1%
• Independent standby functions for each of three channels.
• Is capable of driving MOS transistors.
• switching regulator controller : 3-channel
ch1 : Supports synchronous rectification
ch2 : Supports inverting step-up operation
ch3 : Supports step-up operation
Specifications
Maximum Ratings at Ta = 25°C
Parameter
Symbol
Conditions
Maximum supply voltage 1
Maximum supply voltage 2
VCC max
VBIAS max
VCC pin
VBIAS pin
Maximum clock input voltage
VCLKIN max CLKIN pin
Allowable power dissipation
Pd max
Mounted on a specified board*
Operating temperature
Topr
Storage temperature
Tstg
* Specified board: 114.3mm × 76.1mm × 1.6mm, glass epoxy board.
Ratings
Unit
-0.3 to 16
V
-0.3 to 18
V
5.5
V
1
W
-30 to +85
°C
-55 to +125
°C
Recommended Operating Conditions at Ta = 25°C
Parameter
Supply voltage 1
Supply voltage 2
Clock input voltage
Timing resistor
Timing capacitor
Triangle wave frequency
Symbol
VCC
VBIAS
VCLKIN
RT
CT
fOSC
VCC pin
VBIAS pin
CLKIN pin
Conditions
Ratings
3 to 15
3 to 15
5
7 to 30
100 to 1000
0.1 to 1.3
Unit
V
V
V
kΩ
pF
MHz
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Specifications of any and all SANYO Semiconductor Co.,Ltd. products described or contained herein stipulate
the performance, characteristics, and functions of the described products in the independent state, and are not
guarantees of the performance, characteristics, and functions of the described products as mounted in the
customer's products or equipment. To verify symptoms and states that cannot be evaluated in an independent
device, the customer should always evaluate and test devices mounted in the customer's products or
equipment.
80509 SY 20080922-S00001 No.A1512-1/9