R5101GXXXA [ETC]
Power Management ICs ; 电源管理IC\n
| 型号： | R5101GXXXA |
| 厂家： | 
ETC |
| 描述： | Power Management ICs
|
| 文件： | 总20页 (文件大小：306K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
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NO. EA-071-0006
Microprocessor power management with
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9
R5101G
• R5101G005A
7RSW 58°&
Symbol
Item
2SHUDWLQJ#9ROWDJH
Conditions
MIN.
TYP.
MAX.
Unit
9''
43
9
,6602Q
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R5101G
Symbol
,&'
Item
Conditions
9'' 4169/#9'6 3189
9'' 4169/#9'6 3189
9'' 4169/#9'6 3189
MIN.
TYP.
MAX.
Unit
P$
P$
P$
&'#3LQ#2XWSXW#&XUUHQW
&7:#3LQ#2XWSXW#&XUUHQW
4
4
4
5
5
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9'' 71;9/#6&. *1'
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31<
416
TYPICAL APPLICATION
R5101GxxxSeries
} C R
SCK
RESET
DOUT
CD(0.001µF)
CE
CD
RESET
C
TW
GND
510kΩ
1µF
V
DD
V
DD
V
OUT
CW
(0.01µF)
1µF
TECHNICAL NOTES
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EOH1
11
R5101G
OPERATION DIAGRAM
VDD
Vstart
+VDET
-VDET
Detector Threshold Hysteresis
VOUT
t
PR
Vref2H
VCD
t
WD
tWR
Vref2H
VCTW
Vref2L
t
SCKW
VSCK
VCE
V
RESET
1
2
3
4
5
5
6
7
6
7
5
8
2
3
5
9
9
8
12
R5101G
OPERATION
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#SLQ#EHFRPHV
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13
R5101G
TEST CIRCUITS
Test Circuit of Supply Current
Test Circuit of Output Voltage
RESET
CE
SCK
RESET
CE
SCK
CD
CD
GND
CTW
GND
CTW
V
OUT
VDD
V
OUT
V
DD
V
A
I
OUT
Test Circuit of Detector Threshold(VDET)
Test Circuit of Reset and Watchdog Timeout
Periods
470k
470k
RESET
CE
SCK
RESET
CE
SCK
oscilloscope
CD
CD
V
GND
CTW
GND
CTW
VOUT
V
DD
VOUT
VDD
Test Circuit of SCK Input Current
Test Circuit of Output Current
RESET
CE
SCK
RESET
CE
SCK
CD
CD
A
GND
CTW
GND
CTW
V
OUT
V
DD
V
OUT
V
DD
A
14
R5101G
Test Circuit of RESET Output leakage Current
Test Circuit of Minimum Input Voltage for RESET
Output
470K
RESET
CE
SCK
RESET
CE
SCK
CD
CD
V
GND
CTW
GND
CTW
V
OUT
VDD
V
OUT
V
DD
A
15
R5101G
TYPICAL CHARACTERISTICS
1) Output Voltage vs. Output Current
V
DD=7V
VDD=5V
6.0
5.0
4.0
3.0
2.0
3.5
3.0
2.5
85°C
-40°C
2.0
-40°C
85°C
1.5
1.0
0°C
25°C
1.0
0.0
0.5
0.0
0
50
100
150
200
0
100
200
300
400
Output Current IOUT (mA)
Output Current IOUT (mA)
2) Output Voltage vs. Input Voltage
Topt =25°C
Topt =25°C
3.2
5.2
5.1
5.0
3.1
0mA
0mA
3.0
30mA
10mA
30mA
2.9
4.9
4.8
10mA
2.8
2
3
4
5
6
7
8
9
10
4
5
6
7
8
9
10
Input Voltage VDD (V)
Input Voltage VDD (V)
3) Dropout Voltage vs. Output Current
VDD=7.0V
1.0
1.0
0.8
0.8
0.6
0.4
85°C
0.6
85°C
0.4
0.2
-40°C
0.2
0.0
25°C
-40°C
25°C
0.0
0
10
20
30
40
10
20
30
40
50
Output Current IOUT (mA)
Output Current IOUT (mA)
16
R5101G
4) Output Voltage vs. Temperature
V
DD=5V
VDD=7.0V, IOUT=10mA
3.10
5.10
5.05
5.00
3.05
3.00
2.95
2.90
4.95
4.90
-50
-25
0
25
50
75
100
-50
-25
0
25
50
75
100
Temperature Topt (°C)
Temperature Topt (°C)
5) RESET Pin Voltage vs. Input Voltage
6) Detector Threshold vs. Temperature
2.90
2.85
+Vdet
2.80
2.75
2.70
-Vdet
2.65
2.60
-50
-25
0
25
50
75
100
Temperature Topt (°C)
7) CD Pin Output Current vs. Input Voltage
8) CTW Pin Output Current vs. Input Voltage
VDS=0.5V
12
10
8
-40°C
6
25°C
4
2
0
85°C
2.5
0
0.5
1
1.5
2
3
Input Voltage VDD (V)
17
R5101G
9) RESET Pin Output Current vs. Input Voltage
10) Delay Time of Released Voltage vs. Temperature
11) Watchdog Timeout period vs. Temperature
12) Reset Timeout period vs. Temperature
16
14
12
10
8
6
4
2
0
-50
-25
0
25
50
75
100
Temperature Topt (°C)
13) tpr vs. External Capacitance of Cd Pin
14) twd, twr vs. External Capacitance of Ctw Pin
18
R5101G
15) CE Pull-up Resistance vs. Temperature
10
9
8
7
6
5
4
3
2
1
0
-50
-25
0
25
50
75
100
Temperature Topt (°C)
16) Supply Current vs. Input Voltage (WDT ON)
17) Supply Current vs. Temperature (WDT ON)
VDD=5V
15
12
9
6
3
0
-50
-25
0
25
50
75
100
Temperature Topt (°C)
18) Supply Current vs. Input Voltage (WDT OFF)
19) Supply Current vs. Temperature (WDT OFF)
V
DD=5V
18
15
12
9
6
3
0
-50
-25
0
25
50
75
100
Temperature Topt (°C)
19
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