NJU7719U-42 [NJRC]
1-CHANNEL POWER SUPPLY SUPPORT CKT, PSSO3, SOT-89, 3-PIN;
| 型号： | NJU7719U-42 |
| 厂家： | 
NEW JAPAN RADIO |
| 描述： | 1-CHANNEL POWER SUPPLY SUPPORT CKT, PSSO3, SOT-89, 3-PIN ISM频段 |
| 文件： | 总8页 (文件大小：345K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
NJU7719
VOLTAGE DETECTOR
ꢀ GENERALDESCRIPTION
ꢀ PACKAGE OUTLINE
The NJU7719 is a low quiescent current voltage
detector featuring high precision detection voltage.
The detection voltage is fixed internally with an accuracy
of 1.0%.
NJU7719U
NJU7719 is Nch. Open Drain output.
ꢀ FEATURES
ꢁ High Precision detection Voltage
ꢁ Low Quiescent Current
ꢁ Detection Voltage Range
ꢁ Output Circuit Form
±1.0%
0.8µA
1.3 6.0V(0.1V step)
Nch. Open Drain Type
SOT-89-3 (4.50×3.87×1.50mm)
ꢁ Package Outline
ꢀ PIN CONFIGURATION
2
PIN FUNCTION
1. VDD
2. VSS
3. VOUT
1
2
3
NJU7719U
ꢀ EQUIVALENT CIRCUIT
VDD
VOUT
Vref
VSS
ꢀ DETECTION VOLTAGE RANK LIST
Device Name
VDET
Device Name
VDET
NJU7719U21
NJU7719U23
NJU7719U27
NJU7719U29
NJU7719U32
2.1V
2.3V
2.7V
2.9V
3.2V
NJU7719U34
NJU7719U39
NJU7719U42
NJU7719U45
NJU7719U47
3.4V
3.9V
4.2V
4.5V
4.7V
Ver.2004-01-16
- 1 -
NJU7719
ꢀABSOLUTE MAXIMUM RATINGS
(Ta=25°C)
UNIT
V
PARAMETER
SYMBOL
VDD
RATINGS
+10
Input Voltage
Output Voltage
VOUT
IOUT
P
V
VSS-0.3 +10
Output Current
50
350
mA
mW
°C
Power Dissipation
Operating Temperature
Topr
−40 +85
−40 +125
Storage Temperature
Tstg
°C
ꢀ ELECTRICALCHARACTERISTICS
(Ta=25°C)
MIN. TYP. MAX. UNIT
PARAMETER
Detection Voltage
SYMBOL
VDET
TEST CONDITION
-1.0%
+1.0%
V
VDET VDET VDET
Hysterisis Voltage
VHYS
V
×0.03 ×0.05 ×0.08
0.5
0.8
2.0
7.0
−
1.0
1.6
−
VDET=1.3V 1.7V Version
VDET=1.8V 6.0V Version
VDD=1.2V
−
µA
µA
mA
mA
µA
Quiescent Current
ISS
VDD=VDET+1V
−
0.75
4.5
−
Output Current
IOUT
Nch,VDS=0.5V
VDD=VOUT=9V
VDD=2.4V (≥2.7V Version)
−
Output Leak Current
ILEAK
0.1
Detection Voltage
Temperature
Coefficient
∆VDET/∆Ta Ta=0 +85°C
VDD
−
±100
−
ppm/°C
Operating Voltage
0.8
9
V
RL=100kΩ
−
(*note 1)
(*note 1): The minimum Operating Voltage(VOPL) indicates the same value of the output voltage(VOUT) on
condition that VOUT becomes 10% or less of the input voltage(VDD).
Ver.2004-01-16
- 2 -
NJU7719
ꢀ TEST CIRCUIT
1 COMMON TEST CIRCUIT
RL
ISS
A
VDD
VOUT
NJM7719
VSS
V
V
VDET
/
VDD
VOUT
VOPL
2 Output Current/Output Leak Current TEST CIRCUIT
ILEAK
IOUT
/
VDD
VOUT
A
NJM7719
VOUT
VDS
/
VDD
VSS
ꢀ TYPICALAPPLICATION
VDD
R 100k
Ω
L:
VDD
VOUT
Reset Signal
INPUT
NJM7719
VSS
Micro-Processor
etc
VSS
Ver.2004-01-16
- 3 -
NJU7719
ꢀ TYPICAL CHARACTERISTICS
NJU7719
NJU7719
Input Voltage vs. Quiescent Current
Input Voltage vs.Output Voltage
2.5
2
2.5
2
0.5
0.4
0.3
0.2
0.1
0
0.5
0.4
0.3
0.2
0.1
0
VDET=2.1V
VDET=2.9V
VDET=4.5V
VDET=2.1V
VDET=2.9V
VDET=4.5[V
1.5
1
1.5
1
0.5
0
0.5
0
0
2
4
6
8
10
12
0
0.1
0.2
0.3
0.4
0.5
0.6
0.7
Input Voltage:V DD [V]
Input Voltage:V DD [V]
NJU7719
NJU7719U21
Output Voltage vs.Leak Current
Detection Voltage vs.Ambient Temperature
1
0.8
0.6
0.4
0.2
0
1
2.13
2.13
2.12
2.11
2.1
VDET=2.1V
VDET=2.9V
VDET=4.5V
0.8
0.6
0.4
0.2
0
2.12
2.11
2.1
2.09
2.08
2.07
2.09
2.08
2.07
0
2
4
6
8
10
12
-50
0
50
100
150
Output Voltage: VOUT [V]
Ambient Temperature:Ta [°C]
Ver.2004-01-16
- 4 -
NJU7719
ꢀ TYPICAL CHARACTERISTICS
NJU7719
Ambient Temperature vs.Fall Delay Time
NJU7719
Drain-Source Voltage vs.Output Curent 25
25
20
15
10
5
100
10
1
100
VDD=1.2V
VDD=2.4V
VDD=4.2V
VDET=2.1V
VDET=2.9V
VDET=4.5V
20
15
10
5
10
0
0
1
150
0
0.2
0.4
0.6
0.8
1
-50
0
50
100
Drain-Source Voltage: VDS [V]
Ambient Temperature:Ta [°C]
NJU7719
NJU7719
Input Voltage vs.Output Voltage
Ambient Temperature vs.Rise Delay Time
0.6
0.6
100
10
1
100
Ta=-50[ ‹C]
Ta=25[ ‹C]
VDET=2.1V
VDET=2.9V
VDET=4.5V
Ta=100[ ‹C]
0.5
0.4
0.3
0.2
0.1
0
0.5
0.4
0.3
0.2
0.1
0
10
1
150
0
0.2
0.4
0.6
0.8
1
-50
0
50
100
Input Voltage:V DD [V]
Ambient Temperature:Ta [°C]
Ver.2004-01-16
- 5 -
NJU7719
ꢀ TYPICAL CHARACTERISTICS
NJU7719
Drain-Source Voltage vs.Output Curent 25
25
20
15
10
5
VDD=1.2V
VDD=2.4V
VDD=4.2V
20
15
10
5
0
0
0
0.2
0.4
0.6
0.8
1
Drain-Source Voltage: VDS [V]
Ver.2004-01-16
- 6 -
NJU7719
ꢀ TYPICAL CHARACTERISTICS
Transient Response
Transient Response
NJU7719U29 VDD=10→1V,Tf=50ns,RL=100kΩ
NJU7719U29 VDD=1→10V,Tr=50ns,RL=100kΩ
VDD
VDD
VDD 0V→
VDD 0V→
VOUT
VOUT
VOUT 0V→
VOUT 0V→
Timeꢀ5μs/Div.
Timeꢀ5μs/Div.
Ver.2004-01-16
- 7 -
NJU7719
[CAUTION]
The specifications on this databook are only
given for information , without any guarantee
as regards either mistakes or omissions. The
application circuits in this databook are
described only to show representative usages
of the product and not intended for the
guarantee or permission of any right including
the industrial rights.
Ver.2004-01-16
- 8 -
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