NJU7751 PDF даташит
Спецификация NJU7751 изготовлена «JRC» и имеет функцию, называемую «LOW DROPOUT VOLTAGE REGULATOR». |
|
Детали детали
Номер произв | NJU7751 |
Описание | LOW DROPOUT VOLTAGE REGULATOR |
Производители | JRC |
логотип |
9 Pages
No Preview Available ! |
www.DataSheet4U.com
NJU7751/54
LOW DROPOUT VOLTAGE REGULATOR
GENERAL DISCRIPTION
NJU7751/54 is a low dropout voltage regulator with
ON/OFF control and Output shunt switch.
Advanced CMOS technology achieves high ripple rejection
and ultra low quiescent current.
It is suitable for reset small micro controller and other logic
chips.
PACKAGE OUTLINE
NJU7751/54F
FEATURES
Ultra Low quiescent Current Iq=20µA typ.(IO=0mA)
Output capacitor with 1.0uF 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)
(Active High)
With Output Shunt Switch
Internal Short Circuit Current Limit
CMOS Technology
Package Outline
SOT-23-5
PIN CONFIGURATION
54
12 3
PIN FUNCTION
1.CONTROL
2.GND
3.N.C.
4.VOUT
5.VIN
NJU7751/54F
EQUIVALENT CIRCUIT
VIN
CONTROL
Output
Control
VOUT
VIN
CONTROL
Output
Control
VOUT
GND
Vref
Current
Limit
GND
NJU7751
OUTPUT VOLTAGE RANK LIST
DEVICE NAME
NJU775*F15
VOUT
1.5V
DEVICE NAME
NJU775*F28
NJU775*F18 1.8V NJU775*F03
NJU775*F21 2.1V NJU775*F32
NJU775*F22 2.2V NJU775*F33
NJU775*F24 2.4V NJU775*F05
NJU775*F25
2.5V
VOUT
2.8V
3.0V
3.2V
3.3V
5.0V
Vref
Current
Limit
NJU7754
Ver.2006-02-23
-1-
No Preview Available ! |
NJU7751/54
www.DataSheet4U.com
ABSOLUTE MAXIMUM RATINGS
PARAMETER
SYMBOL
Input Voltage
Control Voltage
VIN
VCONT
Power Dissipation
PD
Operating Temperature
Storage Temperature
Output Sink Current
at OFF-state(*4)
Topr
Tstg
IO
(Ta=25°C)
RATINGS
UNIT
+10 V
+10(*1)
SOT-23-5
350(*2)
200(*3)
V
mW
−40 ∼ +85
°C
−40 ∼ +125
°C
10 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): Device itself.
(*4): This maximum rating is applied to NJU7754.
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(Vo≤2.0V:Co=2.2µ F), Ta=25°C)
PARAMETER
SYMBOL
TEST CONDITION
MIN.
Output Voltage
VO IO=30mA
−1.0%
Input Voltage
VIN
–
Quiescent Current
IQ
IO =0mA, VCONT=VIN, Include ICONT
–
Quiescent Current
at Control OFF
IQ(OFF)
VCONT=0V
–
Output Current
IO VO−0.3V
Short Circuit Limit ILIM VO=0V
100
–
Line Regulation
Load Regulation
Dropout Voltage(*5)
∆VO /∆VIN
∆VO /∆VO
∆VI-O
VIN= VO+1V∼VO+6.0V(VO<3.0V)
VIN= VO+1V∼9.0V(VO≥3.0V), IO=30mA
Io=0∼100mA
2.1V≤VO≤2.4V
Io=60mA
2.5V≤VO≤2.7V
2.8V≤VO≤3.3V
3.4V≤VO≤5.0V
–
–
–
–
–
–
Ripple Rejection
RR
ein=200mVrms,f=1kHz,Io=10mA,
Vo=3.0V Version
−
Average Temperature
Coefficient of Output
Voltage
∆VO /∆Ta Ta=0∼85°C, IO=10mA
–
Output Noise Voltage
Pull-down Resistance
VNO
RCONT
f=10Hz ∼ 80kHz,Io=10mA,Vo=3.0V Version
−
2
Control Voltage for
ON-State
VCONT(ON)
1.6
Control Voltage for
OFF-State(*6)
VCONT(OFF)
–
Pull-down Resistance
at OFF-state
RO(OFF)
VCONT=0V (VO=3.0V Version)
–
(*5): The output voltage excludes under 2.1V.
(*6): This electrical characteristics is applied to NJU7754.
The above specification is a common specification for all voltages.
Therefore, it may be different from the individual specification for a specific output Voltage.
TYP.
–
–
20
0.1
–
40
–
–
0.20
0.18
0.15
0.12
65
±100
75
5
–
–
150
MAX.
+1.0%
9
40
1
–
–
UNIT
V
V
µA
µA
mA
mA
0.20 %/V
0. 03
0.27
0.25
0.22
0.19
%/mA
V
V
V
V
− dB
– ppm/°C
− µVrms
10 MΩ
–V
0.3 V
–Ω
-2-
Ver.2006-02-23
No Preview Available ! |
www.DataSheet4U.com
TEST CIRCUIT
IIN
A
VIN
CIN
0.1µF
VIN VOUT
NJU7751/54
ICONT
A
V VCONT
CONTROL
GND
*7 : Vo≤2.0V version, Co=2.2µF(Ceramic)
TYPICAL APPLICATION
1 In case that ON/OFF Control is not required:
VIN
VIN
VOUT
CIN
0.1µF
NJU7751/54
CONTROL
GND
NJU7751/54
CO
1.0µF *7
IOUT V VOUT
(Ceramic)
VOUT
CO
1.0µF *8
*8 : Vo≤2.0V version, Co=2.2µF
Connect control terminal to VIN terminal.
2 In use of ON/OFF Control
VIN
CIN
0.1µF
VIN VOUT
NJU7751/54
CONTROL
GND
VOUT
CO
1.0µF *8
*8 : Vo≤2.0V version, Co=2.2µF
State of control terminal:
● “H” → output is enabled.
● “L” or “open” → output is disabled.
Ver.2006-02-23
-3-
Скачать PDF:
[ NJU7751.PDF Даташит ]
Номер в каталоге | Описание | Производители |
NJU7751 | LOW DROPOUT VOLTAGE REGULATOR | JRC |
NJU7754 | LOW DROPOUT VOLTAGE REGULATOR | JRC |
NJU7757 | LOW DROPOUT VOLTAGE REGULATOR | JRC |
NJU7758 | LOW DROPOUT VOLTAGE REGULATOR | JRC |
Номер в каталоге | Описание | Производители |
TL431 | 100 мА, регулируемый прецизионный шунтирующий регулятор |
Unisonic Technologies |
IRF840 | 8 А, 500 В, N-канальный МОП-транзистор |
Vishay |
LM317 | Линейный стабилизатор напряжения, 1,5 А |
STMicroelectronics |
DataSheet26.com | 2020 | Контакты | Поиск |