NJM2827 PDF даташит
Спецификация NJM2827 изготовлена «NJR» и имеет функцию, называемую «Negative Output Low Drop Out Voltage Regulator». |
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Детали детали
Номер произв | NJM2827 |
Описание | Negative Output Low Drop Out Voltage Regulator |
Производители | NJR |
логотип |
10 Pages
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NJM2827www.DataSheet4U.com
Negative Output Low Drop Out voltage regulator
GENERAL DESCRIPTION
The NJM2827 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 NJM2827 suitable for portable items.
PACKAGE OUTLINE
NJM2827F3
FEATURES
z Low Dropout Voltage
: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 1.0µF ceramic capacitor.
z Output Current
:Io(max.)=100mA
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
NJM2827F3-XX
1.GND
2.VIN
3.VOUT
4.NC
5.CS
EQUIVALENT CIRCUIT
GND
CS
Thermal
Protection
Bandgap
Reference
Current
Limit
VIN VOUT
Ver.2010-07-13
-1-
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NJM2827
www.DataSheet4U.com
OUTPUT VOLTAGE RANK LIST
Device Name
Vout
NJM2827F3 -14
-1.4V
NJM2827F3 -15
-1.5V
NJM2827F3 -05
-5.0V
NJM2827F3 -06
-6.0V
NJM2827F3 -07
-7.0V
NJM2827F3 -75
-7.5V
NJM2827F3 -08
-8.0V
NJM2829F3 -10
-10.0V
Output voltage options available: -1.5 ~ -10.0V
ABSOLUTE MAXIMUM RATINGS
(Ta=25°C)
PARAMETER
SYMBOL
RATINGS
UNIT
Input Voltage
Power Dissipation
Operating
Temperature
Storage Temperature
VIN
PD
Topr
Tstg
-14
250(*1)
−40 ∼ +85
−40 ∼ +125
V
mW
°C
°C
(*1): Mount on EIA/JEDEC STANDARD Test board (76.2*114.3*1.6mm, 2layers, FR-4)
Operating voltage
VIN=-3.2 ∼ -12V (In case of Vo>-3.0V version)
ELECTRICAL CHARACTERISTICS
(Vo<-2.2V Version: VIN=Vo-1V, CIN=0.1µF, Co=1.0µF, Ta=25°C)
(Vo≥-2.2V Version: VIN=-3.2V, 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
Output Current
Line Regulation
IQ
Io
∆Vo/∆VIN
Io=0mA
VO+0.3V
VIN=Vo-1V ∼ -12V(VO < -2.2V)
VIN=-3.2V ∼ -12V(VO ≥ -2.2V)
Io=30mA
-
100
-
Load Regulation
Dropout Voltage(*2)
Ripple Rejection
∆Vo/∆Io
∆VI_O
RR
Io=0∼60mA
Io=60mA
VIN=Vo-1V ∼ -12V(VO ≤ -3.0V)
VIN=-4.0V ∼ -12V(VO > -3.0V)
ein=200mVrms, f=1kHz, Io=10mA,
Vo=-7V Version
-
-
-
Average Temperature
Coefficient of Output
Voltage
∆Vo/∆Ta Ta=0 ∼ 85°C, Io=10mA
-
Output Noise Voltage
CS Terminal Charge Current
Input Voltage
VNO
Ics
VIN
f=10Hz∼80kHz, Io=10mA,
Vo=-7V Version
VCS=0V
-
4
-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
-
MAX.
-1.5%
200
-
UNIT
V
µA
mA
0.10 %/V
0.03 %/mA
0.23 V
- dB
- ppm/°C
- µVrms
6 µA
-V
-2-
Ver.2010-07-13
No Preview Available ! |
TEST CIRCUIT
NJM2827www.DataSheet4U.com
VIN
0.1µF
A IQ
GND
1.0µF*3
(Ceramic) IOUT
VOUT
V
VIN VOUT
Cs=0.047µF
NJM2827
CS
*3 -2.2V≤Vo≤-2.0V version: Co=2.2µF(Ceramic)
Vo>-2.0V version: Co=4.7µ F(Ceramic)
Ver.2010-07-13
-3-
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