NO. EA-068-0006
0XOWL#/'2V#IRU#&HOOXODU0SKRQH
58645/#6(5,(6
$33/,&$7,21#0$18$/
Multi LDOs for Cellular-phone
58645/#6(5,(6
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OUTLINE
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FEATURES
8OWUD#/RZ#6WDQGE\#&XUUHQW 1111111111111111111111111111111111111111111111111111111143--$#7<31#ZLWK#RQO\#957#LV#HQDEOHG#DW#QR#ORDG
+LJK#$FFXUDF\#2XWSXW#9ROWDJH#DQG#'HWHFWRU#7KUHVKROG11111111111"513(#+H[FHSW#95:#DQG#95;,
2XWSXW#9ROWDJH#DQG#'HWHFWRU#7KUHVKROG 1111111111111111111111111111111111116WHSZLVH#VHWWLQJ#ZLWK#D#VWHS#RI#3149#LV#SRVVLEOH
/RZ#7HPSHUDWXUH0'ULIW0&RHIILFLHQWV#RI#2XWSXW#9ROWDJH#DQG
'HWHFWRU#7KUHVKROG1111111111111111111111111111111111111111111111111111111111111111111117<31#433SSP2&
/RZ#'URSRXW#9ROWDJH 111111111111111111111111111111111111111111111111111111111111111111483P9#DW#453P$#IRU#954
483P9#DW#433P$#IRU#955
+LJK#5LSSOH#5HMHFWLRQ 1111111111111111111111111111111111111111111111111111111111111111198G%#DW#4N+]#IRU#954/#955/#958#DQG#95:
93G%#DW#4N+]#IRU#959
60ZLUH#VHULDO#LQWHUIDFH 111111111111111111111111111111111111111111111111111111111111111116KXW0GRZQ#IRU#HDFK#RI#UHJXODWRUV/#H[FHSW#957
0RQLWRULQJ#6XSSO\#9ROWDJH1111111111111111111111111111111111111111111111111111111111$QDORJ#2XWSXW#RI#6XSSO\#9ROWDJH
3DFNDJH 11111111111111111111111111111111111111111111111111111111111111111111111111111111111111114)3#65SLQ#ZLWK#318PP#OHDG#SLWFK
APPLICATIONS
3RUWDEOH#3KRQHV#VXFK#DV#*60/#3'&#DQG#&'0$#DV#ZHOO#DV#RWKHU#DQDORJ#SKRQHV1
3RZHU#VXSSO\#IRU#EDWWHU\0SRZHUHG#DSSOLDQFHV1
Notes: The product specifications described in this preliminary documents are subject to change without notice
for reasons such as improvement.
R5312L
2
BLOCK DIAGRAM
R5312L001A
V
DD
V
DD
R
OUT2
R
OUT2
R
OUT5
R
OUT1
CSW
CSB
CSW
LED
Driver
Fast
response
50mA
Fast
response
100mA
Fast
response
120mA
7mA
10mA
24
23
22
21
20
19
18
17
LED1
LED2
NC
NC
NC
GND
GND
25
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
26
27
28
29
30
31
32
IN
IN
IN
CSW
CSW
CSW
OUT
OUT
OUT
VR
VR
VR
IN
CSW
OUT
VR
IN
CSW
OUT
VR8
IN
IN
IN
CSW
CSW
CSW
OUT
OUT
OUT
VR
VR
VR
I/P Cont.
Schmit T
r
igger
Le
v
el Shifter
EN
SCK
DATA
TIMER
CSW6
GND
CD
D
OUT1
D
OUT2
R
OUT6
VDD5
Ever ON
For Backup
20mA
For Vibrator
150mA
Fast response
60mA
Boost Type
300mA
Fast response
50mA
Logic Block
3 Wired serial I/F
Data Registers
Reset
VD1:CPU Supervisor
VD2:Battery Supervisor L
VD3:Battery Supervisor H
V
DD3
V
DD4
V
DD5
R
OUT6
R
OUT7
R
OUT4
R
OUT8
IBC
R5312L
3
SELECTION GUIDE
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Code
Descriptions
D
6HULDO#1XPEHU#IRU#9ROWDJH#VHWWLQJ
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PIN CONFIGURATION
24 23 22 21 20 19 18 17
1
25
26
27
28
29
30
31
32
16
15
14
13
12
11
10
9
2
3
4
5
6
7
8
R5312L
4
PIN DESCRIPTION
R5312LXXXA
Pin No.
Symbol
Descriptions
4
9
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3RZHU#VXSSO\#IRU#958/#959
5
,
%&9
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6
5
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7
5
287:
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8
9
''7
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9
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2874
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46
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47
7,0(5
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48
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49
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4:
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4;
5
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53
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55
5
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2XWSXW#SLQ#IRU#955
56
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57
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R5312L
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Pin No.
Symbol
Descriptions
5;
*1'6
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5<
1&
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63
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64
1&
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65
5
2878
2XWSXW#SLQ#IRU#958
ABSOLUTE MAXIMUM RATINGS
Symbol
Item
Conditions
Ratings
Unit
9
''
6XSSO\#9ROWDJH
918
9
9
,1
,QSXW#9ROWDJH
&6%/#6&./#'$7$/#&6:42529/#7,0(5
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9
,
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433
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5
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83
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088#WR#.458
&
7VROGHU 6ROGHULQJ#7HPSHUDWXUH
593+VHF#+/HDG,
R5312L
6
OVERALL CHARACTERISTICS
R5312LXXXA series
Symbol
Item
Conditions
MIN.
TYP.
MAX
Unit
9
''
2SHUDWLQJ#9ROWDJH
418
-1RWH6
913
9
,VWDQGE\
6WDQGE\#&XUUHQW
$OO#UHJXODWRUV#DUH#GLVDEOHG
H[FHSW#957#DW#QR#ORDG
43
53
--$
5
6(74
2XWSXW#9ROWDJH#VHWWLQJ#UDQJH IRU#954
518
616
9
5
6(75
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518
616
9
5
6(76
2XWSXW#9ROWDJH#VHWWLQJ#UDQJH IRU#956
518
616
9
5
6(77
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518
616
9
5
6(78
2XWSXW#9ROWDJH#VHWWLQJ#UDQJH IRU#958
518
616
9
5
6(79
2XWSXW#9ROWDJH#VHWWLQJ#UDQJH IRU#959
518
616
9
5
6(7:
2XWSXW#9ROWDJH#VHWWLQJ#UDQJH IRU#95:
518
616
9
5
6(7;
2XWSXW#9ROWDJH#VHWWLQJ#UDQJH
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9LEUDWRU#GULYHU
415
41:
9
9
6(74
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415
616
9
9
6(75
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415
616
9
9
6(76
5HVHW#9ROWDJH#VHWWLQJ#UDQJH
IRU#9'6/#+LJK#WR#/RZ
816
919
9
Note1:All of above setting voltages can be designated by user's requirement.
Note2:The Reset voltage is equal to the Detect Voltage in the VD3 because there is no hysteresis in the VD3.
Note3:This value means the minimum operating voltage of VD1, VD2, and VD3.
R5312L
7
ELECTRICAL CHARACTERISTICS
R5312L001A
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Symbol
Item
Conditions
MIN.
TYP.
MAX.
Unit
9
52874
2XWSXW#9ROWDJH
51<7
6133
6139
9
9
',)4
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,
2874
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483
533
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9
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9
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Symbol
Item
Conditions
MIN.
TYP.
MAX.
Unit
9
52875
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Symbol
Item
Conditions
MIN.
TYP.
MAX.
Unit
9
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Symbol
Item
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TYP.
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Unit
9
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TYP.
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Item
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Timing Diagram
CSB
SCK
tSCK
tCEL
tCEH
tCES
tCKL tCKH
tDS
tDH
DATA
0
1
7
8
9
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FUNCTIONAL DESCRIPTION
1.
Serial Interface
1-1. Data Transfer Summary
SCK
CSB
DATA
D0
0
D1
1
D2
2
D3
3
D4
4
D5
5
D6
6
D7
7
D8
0
D9
1
D10
2
D11
3
D12
4
D13
5
D14
6
D15
7
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1-2. Command Byte
:
9
8
7
6
5
4
3
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LJQRUHG1#%LWV#RQH#WKURXJK#ILYH#FDQ#EH#VSHFLILHG#E\#WKH#GHVLJQDWHG#UHJLVWHUV#WR#EH#LQSXW1
7KH#FRPPDQG#E\WH#LV#DOZD\V#LQSXW#VWDUWLQJ#ZLWK#WKH#/6%#+ELW#]HUR,1
1-3. Data Input
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1-4. Regulators Switch
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1-5. LED Driver Switch
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1-6. Register Address / Register Definition
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1-6. Operation after Interrupt Procedure
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2.
Voltage Regulators
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3.
Voltage Detectors
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5.
LED Drivers
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TECHNICAL NOTES
Operation with rising and falling of Supply Voltage
1.
Supply voltage condition --- from 0V to a designated voltage
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2.
Supply voltage condition --- from a designated voltage to 0V
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Block Diagram of VDs
VD1
(Supervise
CPU Voltage)
VD2
(Supervise
Cell Voltage)
VD3
(Protection for
Over-input Voltage)
V
DD
IBC6
R
OUT6
D
OUT2
D
OUT1
CSW6
LN
CSW
IBC6
OUT
VR6
Logic
Reset
EN
Gate Circuits
Digital Inputs
V
DET
=2.0V
V
DET
=3.2V
V
DET
=6.3V
Schmitt
level Shift
R5312L
18
TEST CIRCUITS
V
OUT
V
DD2
R
OUT2
CSW2
R
OUT1
LED1
LED2
V
OUT
V
DD
I
OUT
I
OUT
I
OUT
I
OUT
V
OUT
V
OUT
I
OUT
I
OUT
I
OUT
V
OUT
V
OUT
V
OUT
4.7
4.7
4.7
4.7
4.7
I
OUT
V
OUT
4.7
4.7
4.7
R
OUT3
V
DD1
CSW1
CSB
SCK
DATA
TIMER
CSW6
17
24
25
32
16
9
8
GND2
D
OUT1
D
OUT2
CD
0.15
NC
GND3
NC
GND1
NC
R
OUT5
R
OUT6
R
OUT7
R
OUT8
V
DD5
R
OUT4
V
DD3
V
DD4
1
2SB799
IBC6
Figure-1 : Standard Test Circuit
R5312L
19
V
DD
I
DD
4.7
4.7
4.7
4.7
4.7
4.7
4.7
4.7
0.15
2SB799
A
17
24
25
32
16
9
8
1
V
DD2
R
OUT2
CSW2
R
OUT1
LED1
LED2
R
OUT3
V
DD1
CSW1
CSB
SCK
DATA
TIMER
CSW6
GND2
D
OUT1
D
OUT2
CD
NC
GND3
NC
GND1
NC
R
OUT5
R
OUT6
R
OUT7
R
OUT8
V
DD5
R
OUT4
V
DD3
V
DD4
IBC6
Figure-2 : Test Circuit for Supply Current
R5312L
20
V
OUT
V
OUT
V
DD
I
OUT
I
OUT
I
OUT
I
OUT
V
OUT
V
OUT
I
OUT
I
OUT
I
OUT
V
OUT
V
OUT
V
OUT
4.7
4.7
4.7
4.7
4.7
I
OUT
V
OUT
4.7
4.7
4.7
0.15
2SB799
P.G.
V
DD2
R
OUT2
CSW2
R
OUT1
LED1
LED2
R
OUT3
V
DD1
CSW1
CSB
SCK
DATA
TIMER
CSW6
17
24
25
32
16
9
8
GND2
D
OUT1
D
OUT2
CD
NC
GND3
NC
GND1
NC
R
OUT5
R
OUT6
R
OUT7
R
OUT8
V
DD5
R
OUT4
V
DD3
V
DD4
1
IBC6
Figure-3 : Test Circuit for Ripple Rejection
R5312L
21
V
DD
4.7
4.7
4.7
4.7
4.7
4.7
4.7
4.7
0.15
2SB799
V
DOUT1
VRO6
V
V
DD2
R
OUT2
CSW2
R
OUT1
LED1
LED2
R
OUT3
V
DD1
CSW1
CSB
SCK
DATA
TIMER
CSW6
17
24
25
16
9
8
GND2
D
OUT1
D
OUT2
CD
NC
GND3
NC
GND1
NC
R
OUT5
R
OUT6
R
OUT7
R
OUT8
V
DD5
R
OUT4
V
DD3
V
DD4
IBC6
32
1
Figure-4 : Test Circuit for VD1
R5312L
22
V
DD
VRO6
4.7
4.7
4.7
4.7
4.7
4.7
4.7
4.7
0.15
2SB799
P.G.
V
V
DD2
R
OUT2
CSW2
R
OUT1
LED1
LED2
R
OUT3
V
DD1
CSW1
CSB
SCK
DATA
TIMER
CSW6
17
24
25
32
16
9
8
GND2
D
OUT1
D
OUT2
CD
NC
GND3
NC
GND1
NC
R
OUT5
R
OUT6
R
OUT7
R
OUT8
V
DD5
R
OUT4
V
DD3
V
DD4
1
IBC6
Figure-5 : Test Circuit for Output Delay Time of VD1 Released Voltage
R5312L
23
V
DD
4.7
4.7
4.7
4.7
4.7
4.7
4.7
4.7
0.15
2SB799
V
V
DOUT2
V
DD2
R
OUT2
CSW2
R
OUT1
LED1
LED2
R
OUT3
V
DD1
CSW1
CSB
SCK
DATA
TIMER
CSW6
17
24
25
32
16
9
8
GND2
D
OUT1
D
OUT2
CD
NC
GND3
NC
GND1
NC
R
OUT5
R
OUT6
R
OUT7
R
OUT8
G
OUT1
G
SEN1
V
DD3
V
DD4
1
IBC6
Figure-6 : Test Circuit for VD2 and VD3
R5312L
24
V
DD
4.7
4.7
4.7
4.7
4.7
4.7
4.7
4.7
0.15
2SB799
V
OH
V
OH
I
POH
I
POH
V
DD2
R
OUT2
CSW2
R
OUT1
LED1
LED2
R
OUT3
V
DD1
CSW1
CSB
SCK
DATA
TIMER
CSW6
17
24
25
32
16
9
8
GND2
D
OUT1
D
OUT2
CD
NC
GND3
NC
GND1
NC
R
OUT5
R
OUT6
R
OUT7
R
OUT8
V
DD5
R
OUT4
V
DD3
V
DD4
1
IBC6
Figure-7 : Test Circuit for LED Drivers
R5312L
25
TYPICAL APPLICATION
R5312LxxxA
24
32
1
8
V
DD2
R
OUT3
R
OUT2
CSW2
V
DD1
CSW1
R
OUT1
CSB
LED1
LED2
GND3
R
OUT5
1
16
For RF-1
120mA
LED
Driver
For RF-2
100mA
For Analog-2
50mA
GREEN
RED
25
For Analog B-1
50mA
For Digital B-1
300mA
(BOOST TYPE)
For Digital B-2
60mA
For Motor
Driver
150mA
10mA
7mA
NC
NC
NC
VR3
VR2
VR1
OUT
OUT
OUT
OUT
OUT
OUT
IN
CSW
For Digital B-3
20mA
OUT
IN
CSW
IN
CSW
IN
CSW
IN
CSW
OUT
IN
CSW
IN
CSW
IN
CSW
Logic Circuits
Reset
3-wire Serial I/F
Data . Register
Logic Gate for Control
Gate Controls
Schmitt
Le
v
el Shifter
Batt.
Coin Type Batt.
SBD
To Backup Circuit
2SB799
9
SCK
DATA
TIMER
CSW6
GND2
D
OUT1
D
OUT2
CD
R
OUT6
VD1:Supervise CPU Voltage
V
DD5
VD2:Minimum Opertion Voltage
VD3:Protection from Over-
input Voltage
V
DD3
V
DD4
IBC6
R
OUT6
R
OUT7
R
OUT8
V
DD5
R
OUT4
VR7
VR6
VR5
VR8
VR4
GND1
Vibrator
Ever-ON
R5312L
26
TYPICAL CHARACTERISTICS
1)
Output Voltage vs. Temperature
Regulator1 (3.0V)
Regulator2 (3.0V)
3.10
3.00
2.90
Temperature Topt (C)
-50
50
100
0
Output V
oltage V
OUT
(V)
3.05
2.95
V
DD
=3.6V I
OUT
=60mA
3.10
3.00
2.90
Temperature Topt (C)
-50
50
100
0
Output V
oltage V
OUT
(V)
3.05
2.95
V
DD
=3.6V I
OUT
=50mA
Regulator3 (3.0V)
Regulator4 (3.2V)
3.10
3.00
2.90
Temperature Topt (C)
-50
50
100
0
Output V
oltage V
OUT
(V)
3.05
2.95
V
DD
=3.6V I
OUT
=25mA
3.30
3.20
3.10
Temperature Topt (C)
-50
50
100
0
Output V
oltage V
OUT
(V)
3.25
3.15
V
DD
=3.6V I
OUT
=10mA
Regulator5 (3.0V)
Regulator6 (3.2V)
3.10
3.00
2.90
Temperature Topt (C)
-50
50
100
0
Output V
oltage V
OUT
(V)
3.05
2.95
V
DD
=3.6V I
OUT
=25mA
3.10
3.00
2.90
Temperature Topt (C)
-50
50
100
0
Output V
oltage V
OUT
(V)
3.05
2.95
V
DD
=3.6V I
OUT
=150mA
R5312L
27
Regulator7 (1.9V)
Regulator8 (1.7V)
2.00
1.90
1.80
-50
50
100
0
Output V
oltage V
OUT
(V)
1.95
1.85
V
DD
=3.6V I
OUT
=30mA
Temperature Topt (C)
1.80
1.70
1.60
Temperature Topt (C)
-50
50
100
0
Output V
oltage V
OUT
(V)
1.75
1.65
V
DD
=3.6V I
OUT
=75mA
2)
Supply Current vs. Temperature
Regulator1 (3.0V)
Regulator2 (3.0V)
80
100
40
0
Temperature Topt (C)
-50
50
100
0
Supply Current I
SS
(
A)
60
20
V
DD
=3.6V
80
100
40
0
Temperature Topt (C)
-50
50
100
0
Supply Current I
SS
(
A)
60
20
V
DD
=3.6V
Regulator3 (3.0V)
Regulator5 (3.0V)
80
100
40
0
Temperature Topt (C)
-50
50
100
0
Supply Current I
SS
(
A)
60
20
V
DD
=3.6V
80
100
40
0
Temperature Topt (C)
-50
50
100
0
Supply Current I
SS
(
A)
60
20
V
DD
=3.6V
R5312L
28
Regulator6 (3.0V)
Regulator7 (1.9V)
80
100
40
0
Temperature Topt (C)
-50
50
100
0
Supply Current I
SS
(
A)
60
20
V
DD
=3.6V
80
100
40
0
Temperature Topt (C)
-50
50
100
0
Supply Current I
SS
(
A)
60
20
V
DD
=3.6V
Regulator8 (1.7V)
V
DD
=3.6V
20
30
10
0
Temperature Topt (C)
-50
50
100
0
Supply Current I
SS
(
A)
3)
Dropout Voltage vs. Temperature
Regulator1 (3.0V)
Regulator2 (3.0V)
I
OUT
=120mA
200
300
100
0
Temperature Topt (C)
-50
50
100
0
Dropout V
oltage Vdif
(mV)
I
OUT
=100mA
200
300
100
0
Temperature Topt (C)
-50
50
100
0
Dropout V
oltage Vdif
(mV)
R5312L
29
Regulator3 (3.0V)
Regulator4 (3.2V)
I
OUT
=50mA
200
300
100
0
Temperature Topt (C)
-50
50
100
0
Dropout V
oltage Vdif
(mV)
I
OUT
=20mA
200
300
100
0
Temperature Topt (C)
-50
50
100
0
Dropout V
oltage Vdif
(mV)
Regulator5 (3.0V)
Regulator6 (3.0V)
I
OUT
=50mA
200
300
100
0
Temperature Topt (C)
-50
50
100
0
Dropout V
oltage Vdif
(mV)
I
OUT
=300mA
200
300
100
0
-50
50
100
0
Temperature Topt (C)
Dropout V
oltage Vdif
(mV)
4)
Standby Current vs. Temperature
V
DD
=3.6V
20
30
10
0
-50
50
100
0
Temperature Topt (C)
Standb
y Current I
SS
(
A)
R5312L
30
5)
VD1 Output Delay Time of Released Voltage vs. Temperature
Detector1 (2.7V)
200
300
100
0
Temperature Topt (C)
-50
50
100
0
Output Dela
y
Time Released
V
oltage Td1
(ms)
V
DD
=3.6V C
D
=0.15
F
6)
Detector Threshold
y
Released Voltage vs. Temperature
Detector1 (2.7V)
Detector2 (3.2V)
2.75
2.80
2.70
2.65
2.60
Temperature Topt (C)
-50
50
100
0
Detector Threshold V
DET1
(V)
3.25
3.30
3.20
3.15
3.10
Temperature Topt (C)
-50
50
100
0
Detector Threshold V
DET2
(V)
Detector3 (6.3V)
6.4
6.6
6.2
6.0
Temperature Topt (C)
-50
50
100
0
Detector Threshold V
DET3
(V)
R5312L
31
7)
Digital Input / Output Resistance value vs. Temperature
Pull-up Resistance R
PU1
Pull-down Resistance R
PD1
0.8
0.6
1.0
0.4
0.2
0.0
Temperature Topt (C)
-50
50
100
0
Pull-up Resistance R
PU
(M
)
0.8
0.6
1.0
0.4
0.2
0.0
Temperature Topt (C)
-50
50
100
0
Pull-do
wn Resistance R
PD
(M
)
Pull-down Resistance R
PD2
1.6
1.2
2.0
0.8
0.4
0.0
Temperature Topt (C)
-50
50
100
0
Pull-do
wn Resistance R
PD
(M
)
8)
Load Current, Capacitance, ESR Noise Characteristics
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Ceramic 1F
Ceramic 2.2F
10
1
100
0.1
0.01
Load Current I
OUT
(mA)
0
20
40
60
80
100
120
ESR (
)
10
1
100
0.1
0.01
Load Current I
OUT
(mA)
0
20
40
60
80
100
120
ESR (
)
R5312L
32
Ceramic 4.7F
Ceramic 10F
10
1
100
0.1
0.01
Load Current I
OUT
(mA)
0
20
40
60
80
100
120
ESR (
)
10
1
100
0.1
0.01
Load Current I
OUT
(mA)
0
20
40
60
80
100
120
ESR (
)
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Ceramic 1F
Ceramic 2.2F
10
1
100
0.1
0.01
Load Current I
OUT
(mA)
0
100
200
300
ESR (
)
10
1
100
0.1
0.01
Load Current I
OUT
(mA)
0
100
200
300
ESR (
)
Ceramic 4.7F
Ceramic 10F
10
1
100
0.1
0.01
Load Current I
OUT
(mA)
0
100
200
300
ESR (
)
10
1
100
0.1
0.01
Load Current I
OUT
(mA)
0
100
200
300
ESR (
)
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