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NJM2876 PDF даташит

Спецификация NJM2876 изготовлена ​​​​«JRC» и имеет функцию, называемую «LOW DROPOUT VOLTAGE REGULATOR».

Детали детали

Номер произв NJM2876
Описание LOW DROPOUT VOLTAGE REGULATOR
Производители JRC
логотип JRC логотип 

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NJM2876 Даташит, Описание, Даташиты
www.DataSheet4U.com
NJM2874/75/76
LOW DROPOUT VOLTAGE REGULATOR
! GENERAL DESCRIPTION
NJM2874/75/76 is a low dropout voltage regulator designed
for cellular phone application.
Advanced Bipolar technology achieves low noise, high
ripple rejection and low quiescent current.
! PACKAGE OUTLINE
NJM2874F/75F/76F
! FEATURES
" High Ripple Rejection 75dB typ. (f=1kHz Vo=3V Version)
" Output Noise Voltage Vno=45µVrms typ.
" Output capacitor with 1.0µF ceramic capacitor (Vo2.7V)
" Output Current
Io(max.)=150mA
" High Precision Output Vo±1%
" Low Dropout Voltage 0.10V typ. (Io=60mA)
" ON/OFF Control
(Active High)
" Internal Short Circuit Current Limit
" Internal Thermal Overload Protection
" Bipolar Technology
" Package Outline
SOT-23-5
! PIN CONFIGURATION
54
123
PIN FUNCTION
1.CONTROL
2.GND
3.NC
4.VOUT
5.VIN
NJM2874F
1.VIN
2.GND
3.CONTROL
4.NC
5.VOUT
NJM2875F
1.VOUT
2.GND
3.VIN
4.CONTROL
5.NC
NJM2876F
! EQUIVALENT CIRCUIT
VIN
VOUT
Control
Bandgap
Reference
Thermal
Protection
GND









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NJM2876 Даташит, Описание, Даташиты
www.DataSheet4U.com
! OUTPUT VOLTAGE RANK LIST
Device Name
NJM287×F21
NJM287×F28
NJM287×F03
NJM287×F33
NJM287×F05
VOUT
2.1V
2.8V
3.0V
3.3V
5.0V
NJM2874/75/76
! ABSOLUTE MAXIMUM RATINGS
(Ta=25°C)
PARAMETER
SYMBOL
RATINGS
UNIT
Input Voltage
Control Voltage
Power Dissipation
VIN
VCONT
PD
+14
+14(*1)
SOT-23-5
350(*2)
200(*3)
V
V
mW
Operating Temperature
Storage Temperature
Topr
Tstg
-40 +85
-40 +125
°C
°C
(*1):When input voltage is less than +14V, the absolute maximum control voltage is equal to the input voltage.
(*2):Mounted on glass epoxy board. (114.3x76.2x1.6mm: 2Layer, FR-4)
(*3):Device itself
! ELECTRICAL CHARACTERISTICS
(VIN=Vo+1V, CIN=0.1µF, Co=1.0µF: Vo2.7V (Co=2.2µF: Vo2.6V), Ta=25°C)
PARAMETER
SYMBOL
TEST CONDITION
MIN. TYP.
Output Voltage
Quiescent Current
Quiescent Current
at Control OFF
Vo
IQ
IQ(OFF)
Io=30mA
Io=0mA, expect Icont
VCONT=0V
-1.0%
120
Output Current
Io Vo-0.3V
150 200
Line Regulation
Load Regulation
Vo/VIN VIN=Vo+1V Vo+6V, Io=30mA
Vo/Io Io=0 100mA
−−
−−
Dropout Voltage
Ripple Rejection
Average Temperature
Coefficient of Output
Voltage
Output Noise Voltage
Control Voltage for
ON-state
Control Voltage for
OFF-state
VIO
RR
Io=60mA
ein=200mVrms,f=1kHz, Io=10mA,
Vo=3V Version
Vo/Ta Ta=0 85°C, Io=10mA
VNO
VCONT(ON)
f=10Hz 80kHz, Io=10mA,
Vo=3V Version
VCONT(OFF)
0.10
75
− ±50
45
1.6
−−
The above specification is a common specification for all output voltages.
Therefore, it may be different from the individual specification for a specific output voltage.
MAX.
+1.0%
180
UNIT
V
µA
100 nA
- mA
0.10 %/V
0.03 %/mA
0.18 V
dB
ppm/°C
− µVrms
V
0.6 V









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NJM2876 Даташит, Описание, Даташиты
www.DataSheet4U.com
! TEST CIRCUIT
A IIN
VIN VOUT
VIN
0.1µF
NJM287*
A ICONT CONTROL
V VCONT
GND
NJM2874/75/76
1.0µF *4
(ceramic)
IOUT V VOUT
*4 Vo2.6V version: Co=2.2µF(ceramic)










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