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NJW4800 데이터시트 PDF




New Japan Radio에서 제조한 전자 부품 NJW4800은 전자 산업 및 응용 분야에서
광범위하게 사용되는 반도체 소자입니다.


 

PDF 형식의 NJW4800 자료 제공

부품번호 NJW4800 기능
기능 30V/4A Half Bridge Driver
제조업체 New Japan Radio
로고 New Japan Radio 로고


NJW4800 데이터시트 를 다운로드하여 반도체의 전기적 특성과 매개변수에 대해 알아보세요.



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NJW4800 데이터시트, 핀배열, 회로
NJW4800
30V/4A Half Bridge Driver
GENERAL DESCRIPTION
The NJW4800 is a general purpose, half bridge power driver
capable of supplying 4A current. The internal gate driver drives
high-side/low-side power MOSFET; therefore, it has fast switching.
Additionally, it has protection features such as over current
protection and thermal shutdown.
And in the case of failure, it can output a fault flag.
It is suitable for power switching applications of DSP/micro
controller.
PACKAGE OUTLINE
NJW4800GM1
FEATURES
Output Switch Current ±4A
Operating Voltage
7.5V to 30V
Up to 1.2MHz Switching Frequency
Thermal Shut Down
Over Current Protection
Under Voltage Lockouts
Fault Indicator Output
Stand-by Current
IQOFF =3µA typ.
High Heat Radiation Package
Package Outline
HSOP8
http://www.DataSheet4U.net/
PIN CONFIGURATION
18
27
36
45
Exposed PAD on
backside connect to GND
PIN FUNCTION
1. PWM
2. VDD
3. OUT
4. GND
5. BS
6. STBY
7. REG
8. FLT
Ver.2010-09-29
-1-
datasheet pdf - http://www.DataSheet4U.net/




NJW4800 pdf, 반도체, 판매, 대치품
NJW4800
ELECTRICAL CHARACTERISTICS (Unless otherwise noted, V+=12V, VSTBY=0V, CBS=0.1µF, CREG=1µF, Ta=25°C)
PARAMETER
SYMBOL
TEST CONDITION
MIN. TYP. MAX. UNIT
General Characteristics
Quiescent Current 1 (Operating)
Quiescent Current 2 (Switching)
Quiescent Current 3 (Standby)
IQ1
IQ2
IQOFF
VPWM=0V
VPWM=0V to 3V, fPWM=1.2MHz
VSTBY=5.5V, VPWM=0V
1 2 mA
9 14 mA
3 10 µA
Output Block
High-side SW ON Resistance
Low-side SW ON Resistance
Over Current Limit
Output Rise Time
Output Fall Time
Dead Time
PWM Rise Delay Time
PWM Fall Delay Time
OUT pin – VDD pin
Potential Difference
GND pin – OUT pin
Potential Difference
Output Pull-down Resistance
Output Leak Current
(High Side SW OFF)
OUT pin Output Current
(FLT Signal Output )
RDSH
RDSL
ILIMIT
tr
tf
Dt
td_ON
td_OFF
VPDOV
IOSOURCE=1A, VBS–OUT=5V
IOSINK=1A
High-side and Low-side
VPWM=0V to 3V
VPWM=3V to 0V
VPWM=0V to 3V
VPWM=0V to 3V
VPWM=3V to 0V
V+=5.7V, IORH=1A
VPDGO
RPD
IOLEAKOUT
IO-FLT
V+=5.7V, IORL=1A
V+ =5.7V, VSTBY=5.5V
V+=30V, VSTBY=5.5V,
VOUT=0V
V+=5.7V, VOUT=0Vhttp://www.DataSheet4U.net/
– 0.25 0.45
– 0.25 0.45
4 5.5 7 A
– 3 – ns
– 3 – ns
– 20 – ns
– 60 – ns
– 60 – ns
– 0.85 1.1 V
– 0.85 1.1 V
50 100 200 k
– – 1 µA
– 30 60 µA
Input Circuit Block
STBY pin High Voltage
(Standby Mode)
STBY pin Low Voltage
(Operating Mode)
STBY pin Input Current
STBY Pull-down Resistance
PWM pin High Voltage
PWM pin Low Voltage
PWM pin Input Current
Continuous Output High Time
VIHSTBY
VILSTBY
IISTBY
IISTBY
VIHPWM
VILPWM
IIPWM
tHPWM
VSTBY=5.5V
VPWM=5.5V
VPWM=5.5V
2.4 – 5.5 V
0 – 0.8 V
– 0.01 1 µA
500 750 1000 k
2.2 – 5.5 V
0 – 0.9 V
– 0.01 1 µA
140 300 – µs
Under Voltage Lockout (UVLO) Block
UVLO Release Voltage
UVLO Operation Voltage
UVLO Hysteresis Voltage
VUVLO2
VUVLO1
VUVLO
V+ = L H
V+ = H L
VUVLO2-VUVLO1
5.9 6.6 7.3 V
5.65 6.35 7.05 V
– 0.25 – V
-4-
Ver.2010-09-29
datasheet pdf - http://www.DataSheet4U.net/

4페이지










NJW4800 전자부품, 판매, 대치품
NJW4800
TYPICAL APPLICATIONS
V+
CP=1µF CIN=100µF
CREG
=1µF
RFLT
=47k
REG
VDD
BS
PWM
Controller
(NJU7600)
FAULT
PWM Signal
Stand-by
FLT NJW4800
PWM
OUT
STBY GND
CBS=0.1µF
Synchronous PWM step down switching regulator
V+
CP=1µF CIN=100µF
CREG
=1µF
RFLT
=47k
REG
VDD
BS
FAULT
PWM
Signal
Stand-by
FLT NJW4800
PWM
OUThttp://www.DataSheet4U.net/
STBY
GND
CBS=0.1µF
VOUT
Digital
Audio
Signal
FAULT
PWM Signal
Stand-by
Class-D single ended audio amplifier
V+
CP=1µF CIN=100µF
VDD
REG
BS
FLT NJW4800
PWM
OUT
STBY GND
4
V+
CP=1µF CIN=100µF
PWM
Signal
FAULT
PWM Signal
Stand-by
V+
CP=1µF CIN=100µF
VDD
REG
BS
FLT NJW4800
PWM
OUT
STBY GND
V+
CP=1µF CIN=100µF M
FAULT
PWM Signal
Stand-by
VDD
REG
BS
FLT NJW4800
PWM
OUT
STBY GND
FAULT
PWM Signal
Stand-by
VDD
REG
BS
FLT NJW4800
PWM
OUT
STBY GND
Class-D full bridge audio amplifier
Full bridge motor driver
Ver.2010-09-29
-7-
datasheet pdf - http://www.DataSheet4U.net/

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