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参数资料
| 型号： | RE5VT28CA-TZ |
| 厂商： | RICOH COMPANY LTD |
| 元件分类： | 电源管理 |
| 英文描述： | 1-CHANNEL POWER SUPPLY SUPPORT CKT, PBCY3 |
| 封装： | TO-92, 3 PIN |
| 文件页数： | 23/31页 |
| 文件大小： | 324K |
| 代理商： | RE5VT28CA-TZ |
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OUTLINE ......................................................................................................1
FEATURES....................................................................................................1
APPLICATIONS .............................................................................................1
BLOCK DIAGRAMS .......................................................................................2
TIME CHART.................................................................................................2
DEFINITION OF OUTPUT DELAY TIME tPLH....................................................2
SELECTION GUIDE .......................................................................................4
PIN CONFIGURATION ...................................................................................5
PIN DESCRIPTION ........................................................................................5
ABSOLUTE MAXIMUM RATINGS ...................................................................6
ELECTRICAL CHARACTERISTICS.................................................................7
ELECTRICAL CHARACTERITICS BY DETECTOR THRESHOLD ....................10
OPERATION ................................................................................................14
TEST CIRCUITS...........................................................................................15
TYPICAL CHARACTERISTICS......................................................................16
1) Supply Current vs. Input Voltage ...........................................................................
16
2) Detector Threshold vs. Temperature .......................................................................
16
3) Output Voltage vs. Input Voltage ...........................................................................
17
4) Nch Driver Output Current vs. VDS .........................................................................
18
5) Nch Driver Output Current vs. Input Voltage................................................................
19
6) Pch Driver Output Current vs. Input Voltage................................................................
20
7) Output Delay Time vs. Load Capacitance ..................................................................
20
8) Output Delay Time vs. Input Pin Capacitance ..............................................................
21
TYPICAL APPLICATIONS ............................................................................22
R
×5VT××A CPU Reset Circuit(Nch Open Drain Output).......................................................22
R
×5VT××C CPU Reset Circuit(CMOS Output) ................................................................22
R
×5VT××A Output delay Time Circuit 1 .......................................................................22
R
×5VT××A Output delay Time Circuit 2 .......................................................................22
Memory Back-up Circuit .....................................................................................
22
Voltage Level Indicator Circuit (lighted when the power runs out)............................................
23
Detector Threshold Changing Circuit ........................................................................
23
Window Comparator Circuit .................................................................................
23
Excessive Charge Preventing Circuit ........................................................................
23
R
×5VT SERIES
APPLICATION MANUAL
CONTENTS
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