NJU7706F27B2-TE1 NJR, NJU7706F27B2-TE1 Datasheet

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NJU7706F27B2-TE1

Manufacturer Part Number
NJU7706F27B2-TE1
Description
Supervisory Circuits Volt Detector 2.7v
Manufacturer
NJR
Datasheet
1.NJU7706F39A1-TE1.pdf (10 pages)

Specifications of NJU7706F27B2-TE1

Number Of Voltages Monitored
1
Monitored Voltage
2.7 V
Manual Reset
Resettable
Watchdog
No Watchdog
Supply Voltage (max)
9 V
Supply Voltage (min)
0.8 V
Maximum Power Dissipation
350 mW
Maximum Operating Temperature
+ 85 C
Mounting Style
SMD/SMT
Package / Case
SOT-23-5
Minimum Operating Temperature
- 40 C
Lead Free Status / Rohs Status
Lead free / RoHS Compliant
Ver.2007-08-03
built-in delay time generator of fixed time.
microprocessor or DSP through monitoring power supply voltage.
is unstable. Moreover, the delay function can make a sequence
that other devices in application work and stabilize before
microcomputer or DSP works.
and three fixed delay times 50ms, 100ms and 200ms are
available. Manual reset function can output reset signal
irrespective of detection voltage.
type.
space conscious applications.
GENERAL DESCRIPTION
FEATURES
PIN CONFIGURATION
The NJU7706/07 is a high precision voltage detector with a
The detection voltage is internally fixed with an accuracy of 1.0%,
The NJU7706/07 is useful for preventing malfunction of
The delay function achieves set wait time when supply voltage
NJU7706 is Nch. Open Drain and NJU7707 is a C-MOS output
Small packaging makes NJU7706 and NJU7707 suitable for
High Precision Detection Voltage
Low Quiescent Current
Detection Voltage Range
Delay Time(Built-in Fixed Type)
ON/OFF switch of delay time(DSW pin)
Manual Reset
Output Configuration
Package Outline
NJU7706/07F
5
1 2 3
4
PIN FUNCTION
1.DSW
2.V
3.MR
4.V
5.V
SS
OUT
DD
1.3 A typ.
1.5 6.0V(0.1V step)
50ms /100ms /200ms(Built-in Fixed Type)
Active “L” : NJU770*F**A
Active "H" : NJU770*F**B
NJU7706: Nch. Open Drain type
NJU7707: C-MOS Output type
SOT-23-5
1.0%
VOLTAGE DETECTOR
PACKAGE OUTLINE
NJU7706/07F
NJU7706/07
- 1 -

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NJU7706F27B2-TE1 Summary of contents

Page 1

GENERAL DESCRIPTION The NJU7706/ high precision voltage detector with a built-in delay time generator of fixed time. The NJU7706/07 is useful for preventing malfunction of microprocessor or DSP through monitoring power supply voltage. The delay function achieves set ...

Page 2

NJU7706/07 EQUIVALENT CIRCUIT V DD Delay Circuit Vref V SS DSW NJU7706** Delay Circuit Vref V SS DSW NJU7707** OUT Vref OUT Vref ...

Page 3

DETECTION VOLTAGE RANK LIST Device Name V DET NJU770*F25A1 2.5V NJU770*F26A1 2.6V NJU770*F27A1 2.7V NJU770*F28A1 2.8V NJU770*F29A1 2.9V NJU770*F03A1 3.0V NJU770*F39A1 3.9V NJU770*F42A1 4.2V NJU770*F27B1 2.7V NJU770*F15A2 1.5V NJU770*F18A2 1.8V NJU770*F19A2 1.9V NJU770*F21A2 2.1V NJU770*F22A2 2.2V NJU770*F25A2 2.5V NJU770*F27A2 2.7V ...

Page 4

NJU7706/07 NJU7706 ABSOLUTE MAXIMUM RATINGS PARAMETER SYMBOL Input Voltage Output Voltage Input Voltage of DSW pin Input Voltage of MR pin Output Current Power Dissipation Operating Temperature Storage Temperature (*1) : Mounted on glass epoxy board based on EIA/JEDEC. (114.3x76.2x1.6mm: ...

Page 5

TEST CIRCUIT Circuit Operating Current TEST CIRCUIT A Iss V DD NJU7706 V DD DSW pin Input voltage TEST CIRCUIT V DD NJU7706 V DD DSW V SS Delay time1 TEST CIRCUIT V DD NJU7706 V DD ...

Page 6

NJU7706/07 TYPICAL APPLICATION 1 Power Supply Monitor Circuit ( OUT NJU7706 MR DSW Power Supply Monitor Circuit ( DD1 DD2 OUT NJU7706 MR DSW ...

Page 7

NJU7707 ABSOLUTE MAXIMUM RATINGS PARAMETER SYMBOL Input Voltage Output Voltage Input Voltage of DSW pin Input Voltage of MR pin Output Current Power Dissipation Operating Temperature Storage Temperature (*4) : Mounted on glass epoxy board based on EIA/JEDEC. (114.3x76.2x1.6mm: 2Layers) ...

Page 8

NJU7706/07 TEST CIRCUIT Circuit Operating Current TEST CIRCUIT A Iss V DD NJU7707 V DD DSW V SS Nch Output current TEST CIRCUIT V DD NJU7707 V DD DSW pin Input voltage TEST CIRCUIT V DD NJU7707 ...

Page 9

Delay time1 TEST CIRCUIT V DD NJU7707 V DD DSW V SS TYPICAL APPLICATION 1 Power Supply Monitor Circuit (VDD line COMMON OUT NJU7707 MR DSW V SS Ver.2007-08-03 Oscilloscope ch1 ch2 V OUT V ...

Page 10

NJU7706/07 Functional Description (1) Basic operation Supply voltage (V ) Hysteresis voltage DD Detection voltage (V ) DET Minimum operation voltage (V ) OPL V SS Output voltage (V ) OUT V SS (*8): C-MOS output product (NJU7707) : When ...

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