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参数资料
| 型号： | R5220D321B-TR |
| 厂商： | RICOH COMPANY LTD |
| 元件分类： | 稳压器 |
| 英文描述： | 0.8 A SWITCHING REGULATOR, 1440 kHz SWITCHING FREQ-MAX, PDSO6 |
| 封装： | 0.85 MM HEIGHT, TSON-6 |
| 文件页数： | 7/22页 |
| 文件大小： | 627K |
| 代理商： | R5220D321B-TR |
R5220D
15
1-12) MODE Input Voltage vs. temperature
1-13) Pch Transistor On Resistance vs. Temperature
0.0
0.8
0.3
0.7
0.1
0.5
0.2
0.6
0.4
Temperature Topt( )
MODE
Input
Voltage
V
MODE
(V)
-50
75
25
-25
50
0
100
0.0
0.8
0.3
0.7
0.1
0.5
0.2
0.6
0.4
Temperature Topt( )
PchTr.
On
Resistance
(
)
VIN=3.6V
-50
75
25
-25
50
0
100
1-14) Nch Transistor On Resistance vs.
1-15) DC/DC Lx Current Limit vs. Temperature
Temperature
R5220D131A
0.0
0.8
0.3
0.7
0.1
0.5
0.2
0.6
0.4
Temperature Topt( )
NchTr.
ON
Resistance
(
)
VIN=3.6V
-50
75
25
-25
50
0
100
400
1200
1000
600
800
Temperature Topt( )
Lx
Limit
Current(mA)
-50
75
25
-25
50
0
100
2) VR
2-1) VR Output Voltage vs. Output Current
R5220D121A
R5220D181A
VIN=2.8V
VIN=3.6V
VIN=5.5V
0.0
1.4
0.4
1.2
0.8
0.2
1.0
0.6
0
50
150
100
200
Output Current IOUT(mA)
Output
Voltage
V
OUT
(V)
VIN=2.8V
VIN=3.6V
VIN=5.5V
0.0
0.6
1.4
0.2
1.6
1.8
2.0
1.0
0.8
0.4
1.2
0
50
150
100
200
Output Current IOUT(mA)
Output
Voltage
V
OUT
(V)
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