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參數(shù)資料
| 型號(hào)： | RT8800PS |
| 廠商： | Richtek Technology Corporation |
| 英文描述： | General Purpose 2/3-Phase PWM Controller for High-Density Power Supply |
| 中文描述： | 通用2/3-Phase PWM控制器，用于高密度電源 |
| 文件頁(yè)數(shù)： | 11/26頁(yè) |
| 文件大?。?/td> | 546K |
| 代理商： | RT8800PS |
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RT8800/B
11
DS8800/B-06 March 2007
www.richtek.com
All brand name or trademark belong to their owner respectively
Typical Operating Characteristics
V
REF
vs. Temperature
0.78
0.785
0.79
0.795
0.8
0.805
0.81
0.815
-25
-10
5
20
35
50
65
80
95
110 125
Temperature
V
R
(
(
°
C)
GM1
R
Ω
ICOMMON1
= 430
Frequency vs. R
RT
0
100
200
300
400
500
600
700
800
900
1000
0
5
10
15
20
25
30
35
40
45
50
55
60
R
RT
(k
)
F
(k
Ω
)
Load Line
1.24
1.26
1.28
1.3
1.32
1.34
1.36
1.38
1.4
0
10
20
30
40
50
60
70
80
90
100
Output Current (A)
O
R
LL
= 1.5m
Ω,
R
ICOMMON2
= 10k
Ω,
R
DROOP
= 100
Ω
V
IN
= 12V
Efficiency vs. Output Current
0
10
20
30
40
50
60
70
80
90
100
0
10
20
30
40
50
60
70
80
90
100
Output Current (A)
E
Driver RT9605
V
IN
= 12V, V
OUT
= 1.4V
GM
0
10
20
30
40
50
60
70
80
90
0
10
20
30
40
50
V
C
(mV)
60
70
80
90 100 110
I
A
GM3
GM2
(
°
C)
OCP Trip Point vs. Temperature
0
30
60
90
120
150
180
210
240
-25
-10
5
20
Temperature
35
50
65
80
95
I
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