View R5440N202A-TR_1300424.PDF datasheet online --- IC-ON-LINE

Datasheet File OCR Text:

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5877315[[$#6(5,(6
$33/,&$7,21#0$18$/
NO. EA-070-0006
Ni-Cd/Ni-MH Batteries' Charger Protector Ics
5877315[[$#6(5,(6
OUTLINE
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
FEATURES
* /RZ#VXSSO\#FXUUHQW 111111111111111111111111111111111111111111111111111111$W#1RUPDO#&KDUJH#0RGH#+9'' 96(164 5179 96(165 4159, / 7\S1#513--$ $W#3XOVH#&KDUJH#0RGH#+9'' 96(164 4159 / * +LJK#DFFXUDF\#GHWHFWRU#WKUHVKROG111111111111111111111111111111112YHU0YROWDJH#GHWHFWRU /RZ0YROWDJH#GHWHFWRU /RZ0YROWDJH#GHWHFWRU#WKUHVKROG * %XLOW0LQ#2XWSXW#'HOD\#FLUFXLW#RI#2YHU0YROWDJH#'HWHFWRUV * 5#0RGHV#H[LVW 1111111111111111111111111111111111111111111111111111111111111111RUPDO#&KDUJH#0RGH#2#3XOVH#&KDUJH#0RGH, * 6PDOO#SDFNDJH 11111111111111111111111111111111111111111111111111111111111111162705608280SLQ 96(165 3199, 7\S1#813--$ "83P9 "83P9 31;9#0#4139#VWHS#RI#31389 W 53PV
* 9DULHW\#RI#GHWHFWRU#WKUHVKROG 1111111111111111111111111111111111111112YHU0YROWDJH#GHWHFWRU#WKUHVKROG 4189#0#41;9#VWHS#RI#31389
1
R5440N2xxA
APPLICATIONS
* 1L0&G/#1L00+#EDWWHULHV#&KDUJHU#SURWHFWRU
BLOCK DIAGRAM
VDD 2 SENS1 1 3 OUT
VD1 Delay VD2 SENS2 5
VD3
OSC
VD4
4 GND
2
R5440N2xxA
SELECTION GUIDE
,Q#WKH#5877315[[$#6HULHV#IRXU#RI#WKH#LQSXW#WKUHVKROG#IRU#2YHU0YROWDJH4/#5/#/RZ0YROWDJH6/#DQG#7#GHWHFWRUV#FDQ#EH GHVLJQDWHG1 3DUW#1XPEHU#LV#GHVLJQDWHG#DV#IROORZV= 5877315;;$0;; DE F Code D E F Description 6HULDO#1XPEHU#IRU#WKH#587731#6HULHV#GHVLJQDWLQJ#LQSXW#WKUHVKROG#IRU#RYHU0YROWDJH4/#5/#/RZ0 YROWDJH6/#7#GHWHFWRUV#DV#ZHOO#DV#K\VWHUHVLV#UDQJH#IRU#WKRVH#GHWHFWRUV1 'HVLJQDWLRQ#RI#YHUVLRQ#V\PEROV 7DSLQJ#7\SH=#75#+UHIHU#WR#7DSLQJ#6SHFLILFDWLRQ, 3DUW#1XPEHU
PIN CONFIGURATION
5 4
1
2
3
PIN DESCRIPTION
Pin No. 4 5 6 7 8 Symbol 6(164 9'' 287 *1' 6(165 Pin description 3RVLWLYH#,QSXW#SLQ#RI#&HOO041 3RZHU#VXSSO\#SLQ1#6XEVWUDWH#9ROWDJH#RI#WKLV#,&1 2XWSXW#3LQ#IRU#([WHUQDO#VZLWFK#GULYH/#&026#RXWSXW1 *URXQG#3LQ#RI#WKLV#,&1 3RVLWLYH#,QSXW#SLQ#RI#&HOO051
3
R5440N2xxA
ABSOLUTE MAXIMUM RATINGS
966 39 Symbol 9'' 96(164 96(165 9287 3' 7RSW 7VWJ 6XSSO\#YROWDJH ,QSXW#9ROWDJH 6(164#SLQ#RI#3RVLWLYH#LQSXW#RI#&HOO04 6(165#SLQ#RI#3RVLWLYH#LQSXW#RI#&HOO05 2XWSXW#YROWDJH 287#SLQ 3RZHU#GLVVLSDWLRQ 2SHUDWLQJ#WHPSHUDWXUH#UDQJH 6WRUDJH#WHPSHUDWXUH#UDQJH 0316#WR#9''#.316 483 073#WR#;8 088#WR#458 9 P: & & 0316#WR#9''#.316 0316#WR#9''#.316 9 9 Item Ratings 0316#WR#45 Unit 9
ABSOLUTE MAXIMUM RATINGS $EVROXWH#0D[LPXP#UDWLQJV#DUH#WKUHVKROG#OLPLW#YDOXHV#WKDW#PXVW#QRW#EH#H[FHHGHG#HYHU#IRU#DQ#LQVWDQW#XQGHU#DQ\#FRQ0 GLWLRQV1#0RUHRYHU/#VXFK#YDOXHV#IRU#DQ\#WZR#LWHPV#PXVW#QRW#EH#UHDFKHG#VLPXOWDQHRXVO\1#2SHUDWLRQ#DERYH#WKHVH#DEVR0 OXWH#PD[LPXP#UDWLQJV#PD\#FDXVH#GHJUDGDWLRQ#RU#SHUPDQHQW#GDPDJH#WR#WKH#GHYLFH1#7KHVH#DUH#VWUHVV#UDWLQJV#RQO\#DQG GR#QRW#QHFHVVDULO\#LPSO\#IXQFWLRQDO#RSHUDWLRQ#EHORZ#WKHVH#OLPLWV1
4
R5440N2xxA
ELECTRICAL CHARACTERISTIC
* R5440N201A Symbol 9'' 9'(74 95(/4 Item 2SHUDWLQJ#LQSXW#YROWDJH 2YHU0YROWDJH#WKUHVKROG#RI &HOO04 5HOHDVH#YROWDJH#IURP#RYHU0 YROWDJH#GHWHFWLRQ#RI#&HOO04 2YHU0YROWDJH#GHWHFWRU 9+<64 WKUHVKROG#+\VWHUHVLV#UDQJH#RI &HOO04 W9'(7 9'(76 95(/6 9+<66 9'(75 95(/5 2XWSXW#'HOD\#7LPH#IRU#2YHU0 YROWDJH#'HWHFWLRQ /RZ0YROWDJH#GHWHFWRU#WKUHVK0 ROG#RI#&HOO04 5HOHDVH#YROWDJH#IURP#/RZ0 YROWDJH#GHWHFWLRQ#RI#&HOO04 /RZ0YROWDJH#GHWHFWRU#WKUHVK0 ROG#+\VWHUHVLV#UDQJH 2YHU0YROWDJH#WKUHVKROG#RI &HOO05 5HOHDVH#YROWDJH#IURP#RYHU0 YROWDJH#GHWHFWLRQ#RI#&HOO05 2YHU0YROWDJH#GHWHFWRU 9+<65 WKUHVKROG#+\VWHUHVLV#UDQJH#RI &HOO05 W95(/ 9'(77 95(/7 9+<67 IRVF 2XWSXW#GHOD\#RI#5HOHDVH0 YROWDJH#IURP#2YHU0YROWDJH /RZ0YROWDJH#GHWHFWRU#WKUHVK0 ROG#RI#&HOO05 5HOHDVH#YROWDJH#IURP#/RZ0 YROWDJH#GHWHFWLRQ#RI#&HOO05 /RZ0YROWDJH#GHWHFWRU#WKUHVK0 ROG#+\VWHUHVLV#UDQJH 2VFLOODWRU#)UHTXHQF\ 9'' 7139 9'' 7139#96(164096(15 4159 9'' 7139#96(164096(15 4159 95(/709'(77 9'' 7139/ 96(164 96(165 *1' 43 31:8 31;3 3136 8 53 31;3 31;8 3138 43 73 31;8 31<3 3148 48 PV 9 9 9 N+] 9'(76095(/6 3138 3148 3158 9 9'' 7139 9'' 7139#96(165 4159 9'' 7139#96(165 4159 95(/609'(76 9'' 7139#96(164096(165 4159 9'' 7139#96(164096(165 4159 43 31:8 31;3 3136 4198 4183 53 31;3 31;8 3138 41:3 4188 73 31;8 31<3 3148 41:8 4193 PV 9 9 9 9 9 9'(74095(/4 3138 3148 3158 9 9'' 7139#96(165 4159 9'' 7139#96(165 4159 Conditions MIN. 415 4198 4183 41:3 4188 TYP. MAX. 43 41:8 4193 7RSW 58& Unit 9 9 9
5
R5440N2xxA
Symbol 'XW\ 9RO 9RK ,6(164 ,6(165 ,''4 ,''5
Item 2VFLOODWRU#'XW\#F\FOH 1FK#21#YROWDJH#RI#287 3FK#21#YROWDJH#RI#287 6(164#,QSXW#&XUUHQW 6(165#,QSXW#&XUUHQW 6XSSO\#FXUUHQW4 6XSSO\#FXUUHQW5
Conditions 9'' 7139/ 96(164 96(165 *1' ,RO 6P$/#9'' 5179/ 96(164 5179 /#96(165 4159 ,RK 0316P$/#9'' 7139/ /#96(165 5139 96(164 7139 96(164 5179 /#96(165 4159 9'' 96(164 96(165 4159 /#96(164 5179/ 9'' 5179 96(165 4159 / 9'' 4159/#96(164 4159 96(165 3199
MIN. :
TYP. 43
MAX. 46 3148
Unit ( 9 9
618 318 318 513 813 5 5 4313 6313
--$ --$ --$ --$
* R5440N202A Symbol 9'' 9'(74 95(/4 Item 2SHUDWLQJ#LQSXW#YROWDJH 2YHU0YROWDJH#WKUHVKROG#RI &HOO04 5HOHDVH#YROWDJH#IURP#RYHU0 YROWDJH#GHWHFWLRQ#RI#&HOO04 2YHU0YROWDJH#GHWHFWRU 9+<64 WKUHVKROG#+\VWHUHVLV#UDQJH#RI &HOO04 W9'(7 9'(76 95(/6 9+<66 9'(75 95(/5 2XWSXW#'HOD\#7LPH#IRU#2YHU0 YROWDJH#'HWHFWLRQ /RZ0YROWDJH#GHWHFWRU#WKUHVK0 ROG#RI#&HOO04 5HOHDVH#YROWDJH#IURP#/RZ0 YROWDJH#GHWHFWLRQ#RI#&HOO04 /RZ0YROWDJH#GHWHFWRU#WKUHVK0 ROG#+\VWHUHVLV#UDQJH 2YHU0YROWDJH#WKUHVKROG#RI &HOO05 5HOHDVH#YROWDJH#IURP#RYHU0 YROWDJH#GHWHFWLRQ#RI#&HOO05 9'' 7139 9'' 7139#96(165 4159 9'' 7139#96(165 4159 95(/609'(76 9'' 7139#96(164096(165 4159 9'' 7139#96(164096(165 4159 43 31:8 31;3 3136 41:8 4183 53 31;3 31;8 3138 41;3 4188 73 31;8 31<3 3148 41;8 4193 9'(74095(/4 3148 3158 3168 9'' 7139#96(165 4159 9'' 7139#96(165 4159 Conditions MIN. 415 41:8 4183 41;3 4188 TYP. MAX. 43 41;8 4193
7RSW 58& Unit 9 9 9
9
PV 9 9 9 9 9
6
R5440N2xxA
Symbol 9+<65
Item 2YHU0YROWDJH#GHWHFWRU WKUHVKROG#+\VWHUHVLV#UDQJH#RI &HOO05 2XWSXW#GHOD\#RI#5HOHDVH0 YROWDJH#IURP#2YHU0YROWDJH /RZ0YROWDJH#GHWHFWRU#WKUHVK0 ROG#RI#&HOO05 5HOHDVH#YROWDJH#IURP#/RZ0 YROWDJH#GHWHFWLRQ#RI#&HOO05 /RZ0YROWDJH#GHWHFWRU#WKUHVK0 ROG#+\VWHUHVLV#UDQJH 2VFLOODWRU#)UHTXHQF\ 2VFLOODWRU#'XW\#F\FOH 1FK#21#YROWDJH#RI#287 3FK#21#YROWDJH#RI#287 6(164#,QSXW#&XUUHQW 6(165#,QSXW#&XUUHQW 6XSSO\#FXUUHQW4 6XSSO\#FXUUHQW5
Conditions 9'(76095(/6
MIN. 3148
TYP. 3158
MAX. 3168
Unit 9
W95(/ 9'(77 95(/7 9+<67 IRVF 'XW\ 9RO 9RK ,6(164 ,6(165 ,''4 ,''5
9'' 7139 9'' 7139#96(164096(15 4159 9'' 7139#96(164096(15 4159 95(/709'(77 9'' 7139/ 96(164 96(165 *1' 9'' 7139/ 96(164 96(165 *1' ,RO 6P$/#9'' 5179/ 96(164 5179 /#96(165 4159 ,RK 0316P$/#9'' 7139/ 96(164 7139 /#96(165 5139 96(164 5179 /#96(165 4159 9'' 96(164 96(165 4159 /#96(164 5179/ 9'' 5179 96(165 4159 / 9'' 4159/#96(164 4159 96(165 3199
43 31:8 31;3 3136 8 :
53 31;3 31;8 3138 43 43
73 31;8 31<3 3148 48 46 3148
PV 9 9 9 N+] ( 9 9
618 318 318 513 813 5 5 4313 6313
--$ --$ --$ --$
7
R5440N2xxA
OPERATION
* VD1, VD3/Over-Voltage Detectors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ow-Voltage Detectors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
8
R5440N2xxA
TEST CIRCUITS
5 4 5 4
1
2
3
1
2
3
oscilloscope
oscilloscope
Test Circuit 1
Test Circuit 2
5
4
5
4
1
2
3
1
2
3 V Iol=3mA
oscilloscope
Test Circuit 3
Test Circuit 4
5
4
5
4
1
2
3 V Iol=0.3mA
1 A
2
3
Test Circuit 5
Test Circuit 6
5
4
5
4
A
1
2
3
1
2 A
3
Test Circuit 7
Test Circuit 8
9
R5440N2xxA
7KH#W\SLFDO#FKDUDFWHULVWLFV#ZHUH#REWDLQHG#E\#XVH#RI#WKHVH#WHVW#FLUFXLWV1 7HVW#&LUFXLW#4 =#7\SLFDO#&KDUDFWHULVWLFV#4,#;,#<, 7HVW#&LUFXLW#5 =#7\SLFDO#&KDUDFWHULVWLFV#5,#7,#9,#:, 7HVW#&LUFXLW#6 =#7\SLFDO#&KDUDFWHULVWLFV#6,#8, 7HVW#&LUFXLW#7 =#7\SLFDO#&KDUDFWHULVWLFV#43, 7HVW#&LUFXLW#8 =#7\SLFDO#&KDUDFWHULVWLFV#44, 7HVW#&LUFXLW#9 =#7\SLFDO#&KDUDFWHULVWLFV#45, 7HVW#&LUFXLW#: =#7\SLFDO#&KDUDFWHULVWLFV#46, 7HVW#&LUFXLW#; =#7\SLFDO#&KDUDFWHULVWLFV#47,#48,
10
R5440N2xxA
TYPICAL CHARACTERISTICS
1) Minimum Input Voltage vs. Temperature R5440N202A
1.2
Minimum Input Voltage VDD (V)
1.0 0.8 0.6 0.4 0.2 0.0 -50
-25
0 25 50 Temperature Topt (C)
75
100
2)
Over-Voltage Detector Threshold of Cell-1 vs. Temperature R5440N202A
Over-Voltage Detector Threshold of CELL1 VDET1 (V)
1.85 1.80 1.75 1.70 1.65 1.60 1.55 1.50 -50 -25 0 25 50 Temperature Topt (C) 75 100 VREL1 VDET1
3)
Over-Voltage Detector Threshold of Cell-2 vs. Temperature R5440N202A
Over-Voltage Detector Threshold of CELL2 VDET2 (V)
1.85 1.80 1.75 1.70 1.65 1.60 1.55 1.50 -50 -25 0 25 50 Temperature Topt (C) 75 100 VREL2 VDET2
4)
Low-Voltage Detector Threshold of Cell-1 vs. Temperature R5440N202A
Low-Voltage Detector Threshold of CELL1 VDET3 (V)
0.90
5)
Low-Voltage Detector Threshold of Cell-2 vs. Temperature R5440N202A
Low-Voltage Detector Threshold of CELL2 VDET4 (V)
0.90
0.85
VREL3
0.85
VREL4
0.80
VDET3
0.80
VDET4
0.75 -50
-25
0 25 50 Temperature Topt (C)
75
100
0.75 -50
-25
0 25 50 Temperature Topt (C)
75
100
11
R5440N2xxA
6)
Output Delay of Over-voltage vs. Temperature R5440N202A
30
7)
Output Delay of Release from Over-Voltage vs. Temperature R5440N202A
Output Delay Release from Voltage tVREL (mS)
30
Output Voltage of Over-Voltage tVDET (mS)
25
25
20
20
15
15
10 -50
-25
0 25 50 Temperature Topt (C)
75
100
10 -50
-25
0 25 50 Temperature Topt (C)
75
100
8)
Oscillator Frequency vs. Temperature R5440N202A
15
9)
Oscillator Duty Cycle vs. Temperature R5440N202A
13 12 11 10 9 8 7 -50
Oscillator Frequency fosc (KHz)
14 13 12 11 10 9 8 7 6 5 -50 -25 0 25 50 Temperature Topt (C) 75 100 -25 0 25 50 Temperature Topt (C) 75 100
10) Nch ON Voltage vs. Temperature R5440N202A
0.15
11) Pch ON Voltage vs. Temperature R5440N202A
4.0
Oscullator Duty Cycle (%) Pch ON Voltage VOH (V)
Nch ON Voltage VOL (V)
0.12
3.9
0.09
3.8
0.06
3.7
0.03 0.00 -50
3.6 3.5 -50
-25
0 25 50 Temperature Topt (C)
75
100
-25
0 25 50 Temperature Topt (C)
75
100
12
R5440N2xxA
12) Input Current of SENSE1 pin vs. Temperature R5440N202A
2.0
13) Input Current of SENS2 Pin vs. Temperature R5440N202A
2.0
SENS1 Input Current of ISENS1 (A)
SENS2 Input Current of ISENS2 (A)
1.5
1.5
1.0
1.0
0.5
0.5
0.0 -50
-25
0 25 50 Temperature Topt (C)
75
100
0.0 -50
-25
0 25 50 Temperature Topt (C)
75
100
14) Supply Current 1 vs. Temperature R5440N202A
10
15) Supply Current 2 vs. Temperature R5440N202A
30 25 20 15 10 5 0 -50
Supply Current 1 ISS1 (A)
8
6
4
2 0 -50
Supply Current 2 ISS2 (A)
-25
0 25 50 Temperature Topt (C)
75
100
-25
0 25 50 Temperature Topt (C)
75
100
13
R5440N2xxA
TYPICAL APPLICATION
1N4001A R3 R1 SENS1 1K OUT
2SB1028E 1K
VDD
R5440N2XXA
R2 SENS2 1K GND C1 1F
AC/DC Converter
AC
TECHNICAL NOTES
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14
R5440N2xxA
TIMING DIAGRAM
SENS1 VDET1 VREL1 SENS2 VREL3 VDET3
t
SENS2
VDET2 VREL2 VREL4 VDET4
GND
t
tVREL tVDET VDD OUT tVDET tVREL tVDET tVREL
GND
t
10S
100S
15

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