參數(shù)資料
型號(hào): ADP1148
廠商: Analog Devices, Inc.
英文描述: CPF-1 METAL FILM RESISTORS, AXIAL LEADS
中文描述: 高效率同步降壓型開(kāi)關(guān)穩(wěn)壓器
文件頁(yè)數(shù): 6/16頁(yè)
文件大?。?/td> 191K
代理商: ADP1148
(V
IN
–V
OUT
) – V
1
2
N
12
4
6
8
10
1.8
1.6
0.0
0.8
0.6
0.4
0.2
1.4
1.0
1.2
0
8
C
25
8
C
70
8
C
Figure 12. Operating Frequency vs.
(V
IN
–V
OUT
)
TEMPERATURE –
8
C
155
120
0
100
25
70
85
150
145
140
135
S
130
125
MAXIMUM THRESHOLD
Figure 15. Current Sense Threshold
Voltage
OPERATING FREQUENCY – kHz
G
30
0
20
50
260
80
110
140
170
200
230
25
20
15
10
5
Qn+Qp = 50nC
Qn+Qp = 100nC
Figure 13. Gate Charge Supply
Current
OUTPUT VOLTAGE – V
O
m
s
80
30
0
0.3 0.5
5.0
1.0 1.5 2.0 2.5 3.0 3.3 3.5 4.0 4.5
70
40
20
10
60
50
5V
3.3V
Figure 14. Off Time vs. V
OUT
ADP1148, ADP1148-3.3, ADP1148-5–Typical Performance Characteristics
–6–
REV. A
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