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NJU7757 PDF даташит

Спецификация NJU7757 изготовлена ​​​​«JRC» и имеет функцию, называемую «LOW DROPOUT VOLTAGE REGULATOR».

Детали детали

Номер произв NJU7757
Описание LOW DROPOUT VOLTAGE REGULATOR
Производители JRC
логотип JRC логотип 

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NJU7757 Даташит, Описание, Даташиты
www.DataSheet4U.com
NJU7757/58
LOW DROPOUT VOLTAGE REGULATOR
GENERAL DISCRIPTION
NJU7757/58 is a low dropout voltage regulator with ON/OFF
control.
Advanced CMOS technology achieves low quiescent current.
SC-82AB package and 0.1uF small output capacitor make the
NJU7757/58 suitable for space conscious applications.
NJU7758 features shunt switch which improves turn off response
of output voltage when ON/OFF control is used.
PACKAGE OUTLINE
NJU7757/58F4
FEATURES
Low Quiescent Current
Iq=20µA typ.(IO=0mA)
Output capacitor with 0.1uF ceramic capacitor
Output Current
High Precision Output
Low Dropout Voltage
With ON/OFF Control
IO(max.)=100mA
VO±1.0%
0.15V typ. (IO=60mA, VO=3V version)
(Active High)
With Output Shunt Switch Only NJU7758
Internal Short Circuit Current Limit
CMOS Technology
Package Outline
SC-82AB
PIN CONFIGURATION
4
3
PIN FUNCTION
1.CONTROL
2.GND
3. VOUT
1 2 4. VIN
NJU7757/58F4
EQUIVALENT CIRCUIT
VIN
VOUT
VIN
VOUT
CONTROL
Output
Control
CONTROL
Output
Control
GND
Vref
Current
Limit
GND
NJU7757
OUTPUT VOLTAGE RANK LIST
DEVICE NAME
NJU775*F4-15
VOUT
1.5V
DEVICE NAME
NJU775*F4-28
NJU775*F4-18 1.8V NJU775*F4-03
NJU775*F4-21 2.1V NJU775*F4-32
NJU775*F4-22 2.2V NJU775*F4-33
NJU775*F4-24 2.4V NJU775*F4-05
NJU775*F4-25 2.5V
VOUT
2.8V
3.0V
3.2V
3.3V
5.0V
Vref
Current
Limit
NJU7758
Ver.2006-02-23
-1-









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NJU7757 Даташит, Описание, Даташиты
NJU7757/58
www.DataSheet4U.com
ABSOLUTE MAXIMUM RATINGS
PARAMETER
SYMBOL
Input Voltage
Control Voltage
Power Dissipation
Operating Temperature
VIN
VCONT
PD
Topr
Storage Temperature
Tstg
Output Sink Current
at OFF-state(*3)
IO
RATINGS
+10
+10(*1)
250(*2)
40 +85
40 +125
10
(Ta=25°C)
UNIT
V
V
mW
°C
°C
mA
(*1) When input voltage is less than +10V, the absolute maximum control voltage is equal to the input voltage.
(*2) Mounted on glass epoxy board based on EIA/JEDEC. (114.3x76.2x1.6mm: 2Layers)
(*3): This maximum rating is applied to NJU7758.
Operating voltage
VIN=+2.3 +9V (In case of Vo<2.1V version)
ELECTRICAL CHARACTERISTICS (VIN=VO+1V, CIN=0.1µ F, CO=1.0µ F(Vo2.0V:Co=2.2µ F), Ta=25°C)
PARAMETER
SYMBOL
TEST CONDITION
MIN. TYP. MAX. UNIT
Output Voltage
Vo Io=30mA
- 1.0% - +1.0% V
Input Voltage
Quiescent Current
Quiescent Current
at Control OFF
Output Current
VIN
IQ
IQ(OFF)
Io
Io=0mA, VCONT=VIN, Include ICONT
VCONT=0V
Vo - 0.3V
- - 6V
- 20 40 µA
- 0.1 1 µA
100 -
- mA
Short Circuit Limit
Line Regulation
Load Regulation
ILIM
Vo/VIN
Vo/Io
Vo=0V
VIN=Vo+1V Vo+6V(Vo<3.0V)
VIN=Vo+1V 9.0V(Vo3.0V), Io=30mA
Io=0 100mA
2.1VVo2.4V
- 40 - mA
- - 0.20 %/V
- - 0.03 %/mA
- 0.20 0.27 V
Dropout Voltage(*5)
VI-O
Io=60mA
2.5VVo2.7V
2.8VVo3.3V
- 0.18 0.25 V
- 0.15 0.22 V
3.4VVo5.0V
- 0.12 0.19 V
Ripple Rejection
Average Temperature
Coefficient of Output
Voltage
Output Noise Voltage
Pull-down Resistance
Control Voltage for ON-State
Control Voltage for OFF-State
Pull-down Resistance at
OFF-state(*4)
RR
Vo/Ta
VNO
RCONT
VCONT(ON)
VCONT(OFF)
RO(OFF)
ein=200mVrms,f=1kHz,Io=10mA,
Vo=3V Version
Ta=0 85°C, Io=10mA
f=10Hz 80kHz, Io=10mA,
Vo=3.0V Version
VCONT=0V, Vo=3.0V Version
- 65 - dB
- ±100 - ppm/°C
- 75 - µVrms
2 5 10 M
1.6 -
-V
- - 0.3 V
- 150 -
(*4) This electrical characteristics is applied to NJU7758.
(*5): The output voltage excludes under 2.1V.
The above specification is a common specification for all voltages.
Therefore, it may be different from the individual specification for a specific output Voltage.
-2-
Ver.2006-02-23









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NJU7757 Даташит, Описание, Даташиты
www.DataSheet4U.com
TEST CIRCUIT
IIN
A
VIN
CIN
0.1µF
VIN VOUT
NJU7757/58
ICONT
A
V VCONT
CONTROL
GND
*6 : Vo2.0V version, Co=2.2µF(Ceramic)
TYPICAL APPLICATION
1 In case that ON/OFF Control is not required:
VIN
VIN
VOUT
CIN
0.1µF
NJU7757/58
CONTROL
GND
NJU7757/58
CO
1.0µF *6
IOUT V VOUT
(Ceramic)
VOUT
CO
1.0µF *7
*7 : Vo2.0V version, Co=2.2µF
Connect control terminal to VIN terminal.
2 In use of ON/OFF Control
VIN
CIN
0.1µF
VIN VOUT
NJU7757/58
CONTROL
GND
VOUT
CO
1.0µF *7
*7 : Vo2.0V version, Co=2.2µF
State of control terminal:
“H” output is enabled.
“L” or “open” output is disabled.
Ver.2006-02-23
-3-










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