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PDF LV5655VB Data sheet ( Hoja de datos )
| Número de pieza | LV5655VB | |
| Descripción | 3-channel Switching Regulator Controller | |
| Fabricantes | Sanyo Semicon Device | |
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Hay una vista previa y un enlace de descarga de LV5655VB (archivo pdf) en la parte inferior de esta página. Total 9 Páginas | ||
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www.DataSheet.co.kr
Ordering number : ENA1362
LV5655VB
Bi-CMOS LSI
3-channel Switching Regulator
Controller
Overview
The LV5655VB is a 3-channel switching regulator controller.
Features
• Low-voltage (3V) operation
• Reference voltage precision : ±1%
• Standby circuit (CTL : Controls operation of all channels)
• Synchronous rectification: channel 1 and channel 2 (selected by SYN voltage)
• Independent soft start function for each channel
Specifications
Maximum Ratings at Ta = 25°C
Parameter
Symbol
Conditions
Maximum supply voltage
Allowable power dissipation
VCC max
Pd max
Mounted on a specified board*
Operating temperature
Topr
Storage temperature
Tstg
* Specified board: 114.3mm × 76.1mm × 1.6mm, glass epoxy board.
Recommended Operating Conditions at Ta = 25°C
Parameter
Supply voltage
Supply voltage
Oscillation frequency
Symbol
VCC
VBIAS
fOSC
Conditions
Ratings
-0.3 to 16
0.72
-30 to +85
-55 to +125
Unit
V
W
°C
°C
Ratings
3 to 15
3 to 15
0.2 to 1.3
Unit
V
V
MHz
Any and all SANYO Semiconductor Co.,Ltd. products described or contained herein are, with regard to
"standard application", intended for the use as general electronics equipment (home appliances, AV equipment,
communication device, office equipment, industrial equipment etc.). The products mentioned herein shall not be
intended for use for any "special application" (medical equipment whose purpose is to sustain life, aerospace
instrument, nuclear control device, burning appliances, transportation machine, traffic signal system, safety
equipment etc.) that shall require extremely high level of reliability and can directly threaten human lives in case
of failure or malfunction of the product or may cause harm to human bodies, nor shall they grant any guarantee
thereof. If you should intend to use our products for applications outside the standard applications of our
customer who is considering such use and/or outside the scope of our intended standard applications, please
consult with us prior to the intended use. If there is no consultation or inquiry before the intended use, our
customer shall be solely responsible for the use.
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.
40809 MS PC 20090327-S00001 No.A1362-1/9
Datasheet pdf - http://www.DataSheet4U.net/
1 page  
www.DataSheet.co.kr
Pin Function
Block
Pin No.
ch1
(Step-down)
24
23
3
12
11
9
ch2
(Step-down)
22
21
4
13
14
8
ch3
(Step-down)
20
19
5
15
POWER
7
16
18
10
CONTROL
2
17
6
OSC
1
Pin Name
IN1-
FB1
CSOFT1
OUT1
OUT1N
SYN1
IN2-
FB2
CSOFT2
OUT2
OUT2N
SYN2
IN3-
FB3
CSOFT3
OUT3
VCC
VBIAS
GND_S
GND_P (VS)
VREF
CTL (STBY)
SCP
RT
LV5655VB
Functions
Error amplifier, - (Inverting) input.
Error amplifier output.
Soft start setting capacitor connection. Connect to GND through a capacitor.
Output. External transistor P-channel gate connect.
Output. External transistor N-channel gate connection.
Synchronous rectification/diode rectification switching, L : synchronous rectification H : diode rectification.
Error amplifier, - (Inverting) input.
Error amplifier output.
Soft start setting capacitor connection. Connect to GND through a capacitor.
Output. External transistor P-channel gate connect.
Output. External transistor N-channel gate connection.
Synchronous rectification/diode rectification switching, L : synchronous rectification H : diode rectification.
Error amplifier, - (Inverting) input.
Error amplifier output.
Soft start setting capacitor connection. Connect to GND through a capacitor.
Output. External transistor P-channel gate connect.
Power supply input (signal system).
Power supply input (pre-output stage).
Ground (signal system).
Ground (pre-output stage).
Reference voltage output. Connect to GND through a capacitor.
Output control, H : all outputs ON, L : all outputs off.
Connection pin for the delay time setting capacitor of short-circuit detection circuit (connect to GND).
Oscillation frequency setting resistor connection (connect to GND).
No.A1362-5/9
Datasheet pdf - http://www.DataSheet4U.net/
5 Page | ||
| Páginas | Total 9 Páginas | |
| PDF Descargar | [ Datasheet LV5655VB.PDF ] | |
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