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PDF NJU7650 Data sheet ( Hoja de datos )
| Número de pieza | NJU7650 | |
| Descripción | Switching Regulator IC / TVSP8 | |
| Fabricantes | JRC | |
| Logotipo |  |
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Hay una vista previa y un enlace de descarga de NJU7650 (archivo pdf) en la parte inferior de esta página. Total 9 Páginas | ||
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NJU7650
Step-Down switching regulator IC with Constant Current Control
■GENERAL DESCRIPTION
NJU7650 is a high speed low voltage operation switching
regulator control IC with constant current control. It features a totem
pole driver that can directly drive an external MOS-FET.
Internal error amplifier and current sense amplifier provide
Constant Voltage/Constant Current control.
It is applicable for LED driver, battery charger and other CCCV
applications.
■PACKAGE OUTLINE
NJU7650RB1
■FEATURES
● PWM switching control
● Constant Current Control
● Operating Voltage
2.2V to 8V
● Wide Oscillator Range 300kHz to 1MHz
● Maximum Duty Cycle 100%
● Quiescent Current
800µA typ.
● Soft-Start Function
Internal : 16ms typ. or adjustable
● Dead Time Control
● C-MOS Technology
● Package Outline
NJU7650RB1 : TVSP8
■PRODUCT VARIATION
NJU7650
Constant Current Control
NJU7640
Over Current Protection
NJU7630
PWM Control
■PIN CONFIGURATION
1
2
3
4
NJU7650RB1
8
7
6
5
PIN FUNCTION
1. OUT
2. V+
3. FB
4. IN-1
5. IN-2
6. DTC
7. RT
8. GND
Ver.2006-07-11
-1-
1 page  
www.DataSheet4U.com
■ TYPICALAPPLICATIONS
Step-Down Converter
VIN
FET
CIN
L
SBD
COUT
C
CNF
RNF
NJU7650
1 OUT GND 8
2 V+
RT 7
3 FB
DTC 6
4 IN-1 IN-2 5
CCNF RCNF
RT
RDTC
CS
RCIN
NJU7650
VOUT
R2
GNDOUT
R1 RSC
Ver.2006-07-11
-5-
5 Page | ||
| Páginas | Total 9 Páginas | |
| PDF Descargar | [ Datasheet NJU7650.PDF ] | |
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