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参数资料
| 型号： | RN5VD56CA-TR-F |
| 厂商： | RICOH COMPANY LTD |
| 元件分类： | 电源管理 |
| 英文描述： | 1-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO5 |
| 封装： | LEAD FREE, SOT-23, 5 PIN |
| 文件页数： | 1/2页 |
| 文件大小： | 138K |
| 代理商： | RN5VD56CA-TR-F |
RN5VD Series
Low Input VD with Delay Function
No.EK-029-091101
CMOS Voltage Detector
The RN5VD Series are CMOS-based voltage detector ICs with the built-in output delay circuit, which can operate at low voltage.
The delay time can be set with an external capacitor.
FEATURES
Supply Current (I
SS1
) Typ. 1
μA (VDD=-VDET+2V, RN5VD15x)
Operating Voltage Range (V
DD
) 0.7V to 10.0V (Topt=25
°C)
Detector Threshold Range (-V
DET
) 0.9V to 6.0V (internally fixed)
Output Delay Typ. 100ms delay set with a 0.15μF external
capacitor
Reset Signal "L"
Detector Threshold Accuracy ± 2.5%
Temp. coeff. of Detector Threshold Typ. ± 100ppm/°C
Two Output Types Nch. Open Drain and CMOS
Package SOT-23-5
BLOCK DIAGRAMS
RN5VDxxA
RN5VDxxC
(Nch. open drain output)
(CMOS output)
OUT
VDD
Vref
CD
GND
RD
OUT
VDD
Vref
CD
GND
RD
SELECTION GUIDE
TIMING CHART
Package
Quantity per Reel
Part No.
SOT-23-5
3,000 pcs
RN5VD.xx
A-TR-F
.xx. : Specify the detector threshold within the range 0.9V (.09.) to 6.0V (.60.)
in 0.1V steps.
. : Select the output type from (.A.) Nch. open drain or (.C.) CMOS.
tD
GND
VDDL
-VDET
+VDET
RN5VDxxA
tD
RN5VDxxC
tPHL
Hysteresis
Detector Threshold
Release Voltage
Minimum Operating
Voltage
Pull-up Voltage
Supply
Voltage
(VDD)
Output
Voltage
(VOUT)
Hysteresis
PACKAGE (Top View)
HOW TO DETERMINE DELAY TIME
SOT-23-5
1
3
5
4
2
1
OUT
2
VDD
3
GND
4
NC
5
CD
Letting the capacity of an external capacitor CD (F),
the delay time (tD) is found from the following equation:
tD=0.69
× 106 × CD (s)
APPLICATIONS
Microcontroller and logic circuit reset
Battery checker
Window comparator
Wave shaping circuit
Battery back-up circuit
Power failure detector
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相关代理商/技术参数 |
参数描述 |
|---|---|
| RN5VD56CC | 制造商:RICOH 制造商全称:RICOH electronics devices division 功能描述:VOLTAGE DETECTOR WITH OUTPUT DELAY |
| RN5VD56CC-TL | 制造商:RICOH 制造商全称:RICOH electronics devices division 功能描述:VOLTAGE DETECTOR WITH OUTPUT DELAY |
| RN5VD56CC-TR | 制造商:RICOH 制造商全称:RICOH electronics devices division 功能描述:VOLTAGE DETECTOR WITH OUTPUT DELAY |
| RN5VD57A | 制造商:未知厂家 制造商全称:未知厂家 功能描述:Voltage Detector |
| RN5VD57AA | 制造商:RICOH 制造商全称:RICOH electronics devices division 功能描述:VOLTAGE DETECTOR WITH OUTPUT DELAY |
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