NJM2828 PDF даташит
Спецификация NJM2828 изготовлена «JRC» и имеет функцию, называемую «Negative Output Low Drop Out voltage regulator». |
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Детали детали
Номер произв | NJM2828 |
Описание | Negative Output Low Drop Out voltage regulator |
Производители | JRC |
логотип |
14 Pages
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NJM2828
Negative Output Low Drop Out voltage regulator
GENERAL DESCRIPTION
The NJM2828 is a negative output low dropout regulator.
Advanced bipolar technology achieves low noise, high precision
voltage and high ripple rejection.
It has soft-start and shunt SW function. 1.0µF Output capacitor
and small package can make NJM2828 suitable for portable items.
PACKAGE OUTLINE
SC88A
NJM2828F3
FEATURES
z Low Current Consumption 0.13V (typ.) @Io=60mA
z High Precision Output
±1.5%
z High Ripple Rejection
65dB(typ.) @f=1kHz, Vo=-7V Version
z Output capacitor with 0.1F ceramic capacitor.
z Output Current
Io(max.)=100mA
z ON/OFF Control(Positive voltage control from 0 to +5V)
z Soft-start Function
z Shunt SW Function
z Internal Thermal Overload Protection
z Internal Short Circuit Current Limit
z Bipolar Technology
z Package Outline
SC88A
PIN CONFIGURATION
54
123
1.GND
2.VIN
3.VOUT
4.CONTROL
5.CS
NJM2828F3-XX
EQUIVALENT CIRCUIT
GND
CS
Thermal
Protection
Bandgap
Reference
Current
Limit
CONTROL
VIN
Output
Control
VOUT
Ver.2007-02-23
-1-
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NJM2828
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OUTPUT VOLTAGE RANK LIST
Device Name
NJM2828F3-15
NJM2828F3-02
NJM2828F3-03
NJM2828F3-04
NJM2828F3-05
NJM2828F3-51
NJM2828F3-55
VOUT
-1.5V
-2.0V
-3.0V
-4.0V
-5.0V
-5.1V
-5.5V
Device Name
NJM2828F3-06
NJM2828F3-63
NJM2828F3-07
NJM2828F3-75
NJM2828F3-08
*NJM2828F3-85
NJM2828F3-10
VOUT
-6.0V
-6.3V
-7.0V
-7.5V
-8.0V
-8.5V
-10.0V
Output voltage options available : -1.5 ~ -10.0V (0.1V step)
-2-
Ver.2007-02-23
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NJM2828
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ABSOLUTE MAXIMUM RATINGS
(Ta=25°C)
PARAMETER
Input Voltage
Control Voltage
Power Dissipation
Operating
Temperature
Storage Temperature
Output Sink Current
at OFF-state
SYMBOL
VIN
VCONT
PD
Topr
Tstg
ISINK(OFF)
RATINGS
-14
+5
250(*1)
−40 ∼ +85
−40 ∼ +125
10
UNIT
V
V
mW
°C
°C
mA
(*1): Mounted on glass epoxy board. (114.3×76.2×1.6mm : 2layer,FR-4)
Operating voltage
VIN=-3.2 ∼ -12V (In case of Vo>-3.0V version)
ELECTRICAL CHARACTERISTICS
(Vo<-2.2V Version: VIN=Vo-1V, VCONT=3V, CIN=0.1µF, Co=1.0µF, Ta=25°C)
(Vo≥-2.2V Version: VIN=-3.2V, VCONT=3V, CIN=0.1µF, Co=2.2µF(Vo>-2.0V: Co=4.7µF), Ta=25°C)
PARAMETER
SYMBOL
TEST CONDITION
MIN.
Output Voltage
Vo Io=30mA
+1.5%
Quiescent Current
Quiescent Current
at OFF-state
IQ
IQ(OFF)
Io=0mA, except Icont
VCONT=0V
-
-
Output Current
Line Regulation
Load Regulation
Dropout Voltage(*2)
Ripple Rejection
Io
∆Vo/∆VIN
∆Vo/∆Io
∆VI_O
RR
VO+0.3V
VIN=Vo-1V∼ -12V, Io=30mA
Io=0∼60mA
Io=60mA
ein=200mVrms, f=1kHz, Io=10mA
Vo=-7V Version
100
-
-
-
-
Average Temperature
Coefficient of Output
Voltage
∆Vo/∆Ta Ta=0∼85°C, Io=10mA
-
Output Noise Voltage1
VNO
f=10Hz∼80kHz, Io=10mA,
Vo=-7V Version
-
CS Terminal Charge Current
Output Resistance
at OFF-state
Ics
RO(OFF)
VCS=0V
VCONT=0V, Vo=-7V Version
4
-
Control Current
Control Voltage for
ON-state
ICONT
VCONT(ON)
VCONT=1.6V
-
1.6
Control Voltage for
OFF-state
VCONT(OFF)
-
Input Voltage
VIN
-12
(*2):Excludes Vo>-3.0V version.
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.
TYP.
-
130
-
130
-
-
0.13
65
±50
100
5
360
2
-
-
-
MAX.
-1.5%
200
UNIT
V
µA
100 nA
- mA
0.10 %/V
0.03 %/mA
0.23 V
- dB
- ppm/°C
- µVrms
6 µA
-Ω
4 µA
-V
0.6 V
-V
Ver.2007-02-23
-3-
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