NJU7709F [NJRC]
VOLTAGE DETECTOR with Delay Function; 电压检测器与延迟功能
| 型号： | NJU7709F |
| 厂家： | 
NEW JAPAN RADIO |
| 描述： | VOLTAGE DETECTOR with Delay Function |
| 文件： | 总9页 (文件大小：71K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
NJU7708/09
VOLTAGE DETECTOR with Delay Function
ꢀ GENERAL DESCRIPTION
ꢀ PACKAGE OUTLINE
The NJU7708/09 is a low quiescent current voltage
detector with delay function featuring high precision
detection voltage.
The detection voltage is fixed internally with an accuracy
of 1.0%.
NJU7708/09F
NJU7708 is Nch. Open Drain and NJU7709 of output
circuit form is a C-MOS output.
ꢀ FEATURES
ꢁ High Precision detection Voltage
ꢁ Low Quiescent Current
±1.0%
1.3µA
ꢁ Detection Voltage Range
1.5 6.0V(0.1V step)
ꢁAdjustable Delay Time (D1/D2 2bit control) 0ms/50ms/100ms/200ms
ꢁ Output Circuit Form
NJU7708: Nch. Open Drain Type
NJU7709: C-MOS Output Type
ꢁ CMOS Technology
ꢁ Package Outline
SOT-23-5 (MTP5)
ꢀ PIN CONFIGURATION
5
1
4
3
PIN FUNCTION
1. D1
2. VSS
3. D2
4. VOUT
5. VDD
2
NJU7708/09F
ꢀ DETECTION VOLTAGERANK LIST
Device Name
NJU7708/09F15
NJU7708/09F27
NJU7708/09F42
NJU7708/09F06
VDET
1.5V
2.7V
4.2V
6.0V
ꢀ Logical Table of Delay Time
D1
H
H
L
D2
H
L
H
L
DELAY
0mS
50mS
100mS
200mS
L
Ver.2004-03-09
- 1 -
NJU7708/09
ꢀ EQUIVALENT CIRCUIT
NJU7708
NJU7709
VDD
VOUT
VOUT
Delay Circuit
Delay Circuit
Vref
Vref
VSS
D1
D2
D1
D2
Ver.2004-03-09
- 2 -
NJU7708/09
ꢀ NJU7708
ꢀABSOLUTE MAXIMUM RATINGS
(Ta=25°C)
PARAMETER
Input Voltage
SYMBOL
VDD
RATINGS
+10
UNIT
V
Output Voltage
Output Current
Power Dissipation
Operating Temperature
Storage Temperature
VOUT
IOUT
PD
Topr
Tstg
V
VSS-0.3 +10
50
200
-40 +85
-40 +125
mA
mW
°C
°C
ꢀ ELECTRICALCHARACTERISTICS
(Ta=25°C)
PARAMETER
SYMBOL
VDET
TEST CONDITION
MIN. TYP. MAX. UNIT
Detection Voltage
-1.0%
+1.0%
V
−
Hysterisis Voltage
Quiescent Current
VHYS
ISS
70
90
130
V
1.0
1.3
2.0
7.0
−
1.7
2.2
−
VDET=1.5V 1.9V Version
VDET=2.0V 6.0V Version
VDD=1.2V
µA
µA
−
−
VDD=VDET+1V
0.75
4.5
−
mA
mA
µA
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
−
±100
−
ppm/°C
D1=H, D2=H
D1=H, D2=L
D1=L, D2=H
D1=L, D2=L
25
42.5
85
100
50
100
200
−
300
57.5
115
230
VDD
0.3
µS
mS
mS
mS
V
Delay Time
td
VDD=VDET+1V,
170
1.5
0
VD1_H/ VD2_H
VD1_L/ VD2_L
Delay Time control
Voltage
V
−
Operating Voltage
(*note 1)
VDD
0.7
9
V
RL=100kΩ
−
(*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.2004-03-09
- 3 -
NJU7708/09
ꢀ TEST CIRCUIT
ꢁQuiescent Current TEST CIRCUIT
ꢁDetection Voltage
/Minimum Operating Voltage TEST CIRCUIT
ISS
A
RL
VDET
/
VOPL
VDD
VDD
VOUT
VOUT
V
NJM7708
NJM7708
VDD
VOUT
V
D1
D2
D1
D2
VSS
VSS
ꢁLeak Current/Output Current TEST CIRCUIT ꢁDelay Time=0mS TEST CIRCUIT
Oscilloscope
RL
IOUT
/
ch1
ch2
ILEAK
VDD
VDD
VOUT
A
VOUT
VDD
NJM7708
NJM7708
VDD
VOUT
VDS
/
D1
D2
D1
D2
VSS
VSS
ꢁDelay Time=50mS TEST CIRCUIT
ꢁDelay Time=100mS TEST CIRCUIT
Oscilloscope
Oscilloscope
RL
RL
ch1
ch2
ch1
ch2
VDD
VDD
VOUT
VOUT
VDD
VDD
NJM7708
NJM7708
D1
D2
D1
D2
VSS
VSS
Ver.2004-03-09
- 4 -
NJU7708/09
ꢁDelay Time=200mS TEST CIRCUIT
Oscilloscope
RL
ch1
ch2
VDD
VOUT
VDD
NJM7708
D1
D2
VSS
ꢀ TYPICALAPPLICATION
1
Power Supply Voltage Supervisory Circuit
VDD
RL
VDD
VOUT
Reset Signal
INPUT
NJM7708
Micro-Processor
etc
D1
D2
VSS
2
Power Supply Voltage Supervisory Circuit (Another Power Supply to Micro-Processor)
VDD1
VDD2
RL
VDD
VOUT
Reset Signal
INPUT
NJM7708
Micro-Processor
etc
D1
D2
VSS
Ver.2004-03-09
- 5 -
NJU7708/09
ꢀ NJU7709
ꢀABSOLUTE MAXIMUM RATINGS
(Ta=25°C)
PARAMETER
Input Voltage
SYMBOL
VDD
RATINGS
+10
UNIT
V
Output Voltage
Output Current
Power Dissipation
Operating Temperature
Storage Temperature
VOUT
IOUT
PD
Topr
Tstg
V
VSS-0.3 +10
50
200
-40 +85
-40 +125
mA
mW
°C
°C
ꢀ ELECTRICALCHARACTERISTICS
(Ta=25°C)
PARAMETER
Detection Voltage
Hysterisis Voltage
SYMBOL
VDET
TEST CONDITION
MIN. TYP. MAX. UNIT
-1.0%
70
+1.0%
130
1.7
2.2
−
V
V
−
90
VHYS
VDET=1.5V 1.9V Version
VDET=2.0V 6.0V Version
VDD=1.2V
1.0
1.3
2.0
7.0
3.5
4.0
5.0
−
−
0.75
4.0
2.0
µA
µA
Quiescent Current
ISS
VDD=VDET+1V
Nch, VDS=0.5V
mA
mA
mA
mA
mA
VDD=2.4V(≥2.7V Version)
VDD=4.8V(≤3.9V Version)
−
−
−
Output Current
IOUT
Pch, VDS=0.5V
VDD=6.0V(4.0V 5.6V Version) 2.5
VDD=8.4V (≥5.7V Version)
3.0
−
Detection Voltage
Temperature
Coefficient
∆VDET/∆Ta Ta=0 +85°C
−
±100
−
ppm/°C
D1=H, D2=H
D1=H, D2=L
D1=L, D2=H
25
42.5
85
100
50
100
300
57.5
115
µS
mS
mS
Delay Time
td
VDD=VDET+1V,
D1=L, D2=L
170
1.5
0
200
−
230
VDD
0.3
mS
V
VD1_H/ VD2_H
Delay Time control
Voltage
VD1_L/ VD2_L
V
−
Operating Voltage
(*note 2)
VDD
0.8
9
V
RL=100kΩ
−
(*note 2): 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.2004-03-09
- 6 -
NJU7708/09
ꢀ TEST CIRCUIT
ꢁQuiescent Current TEST CIRCUIT
ꢁDetection Voltage TEST CIRCUIT
ISS
A
VDET
/
VOPL
VDD
VDD
VOUT
VOUT
V
NJM7709
NJM7709
VDD
VOUT
V
D1
D2
D1
D2
VSS
VSS
ꢁ Nch Output Current TEST CIRCUIT
ꢁPch Output Current TEST CIRCUIT
VDS
IOUT
A
VDD
VDD
VOUT
VOUT
A
NJM7709
NJM7709
VDD
IOUT
VDD
VDS
D1
D2
D1
D2
VSS
VSS
ꢁDelay Time=0mS TEST CIRCUIT
ꢁDelay Time=50mS TEST CIRCUIT
Oscilloscope
Oscilloscope
ch1
ch2
ch1
ch2
VDD
VDD
VOUT
VOUT
VDD
VDD
NJM7709
NJM7709
D1
D2
D1
D2
VSS
VSS
Ver.2004-03-09
- 7 -
NJU7708/09
ꢁDelay Time=100mS TEST CIRCUIT
ꢁDelay Time=200mS TEST CIRCUIT
Oscilloscope
Oscilloscope
ch1
ch2
ch1
ch2
VDD
VDD
VOUT
VOUT
VDD
VDD
NJM7709
NJM7709
D1
D2
D1
D2
VSS
VSS
ꢁMinimum Operating Voltage TEST CIRCUIT
RL
VOPL
VDD
VOUT
V
NJM7709
VDD
VOUT
V
D1
D2
VSS
ꢀ TYPICALAPPLICATION
Power Supply Voltage Supervisory Circuit
1
VDD
VDD
VOUT
Reset Signal
INPUT
NJM7709
Micro-Processor
etc
D1
D2
VSS
Ver.2004-03-09
- 8 -
NJU7708/09
[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.2004-03-09
- 9 -
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