參數(shù)資料
型號(hào): ADP1147AN-5
廠(chǎng)商: ANALOG DEVICES INC
元件分類(lèi): 穩(wěn)壓器
英文描述: RADIATION HARDENED HIGH EFFICIENCY, 5 AMP SWITCHING REGULATORS
中文描述: SWITCHING CONTROLLER, 250 kHz SWITCHING FREQ-MAX, PDIP8
封裝: PLASTIC, DIP-8
文件頁(yè)數(shù): 5/12頁(yè)
文件大?。?/td> 195K
代理商: ADP1147AN-5
ADP1147-3.3/ADP1147-5
–5–
REV. 0
(V
IN
– V
OUT
) – Volts
1
2
12
4
6
8
10
N
1.8
1.6
0
0.8
0.6
0.4
0.2
1.4
1.0
1.2
+70°C
+25°C
0°C
Figure 12. Operating Frequency vs.
(V
IN
–V
OUT
)
TEMPERATURE –
8
C
S
155
150
130
0
25
100
70
85
145
140
135
MAXIMUM THRESHOLD
Figure 15. Current Sense Threshold
Voltage
OPERATING FREQUENCY – kHz
G
30
020
50
260
80
110
140
170
200
230
25
20
15
10
5
Q
N
+ Q
P
= 50nC
Q
N
+ Q
P
= 100nC
Figure 13. Gate Charge Supply
Current
INPUT VOLTAGE – Volts
E
95
90
705
8
20
11
14
17
85
80
75
1 AMP
0.1 AMP
Figure 16. Efficiency vs. Input
Voltage at V
O
= 3.3 V; Figure 1
Circuit with ADP1147-3.3
+3.3V
+5V
OUTPUT VOLTAGE – Volts
80
30
0
0.3 0.5
5
1
1.5
2
2.5 3
3.3 3.5 4
4.5
70
40
20
10
60
50
O
m
s
Figure 14. Off-Time vs. V
OUT
INPUT VOLTAGE – Volts
O
3.35
3.34
3.274
8
16
12
3.31
3.30
3.28
3.29
3.33
3.32
300mA
100mA
1 AMP
Figure 17. Output Voltage vs. Input
Voltage (V
O
= 3.3 V); Figure 1 Circuit
with ADP1147-3.3
LOAD CURRENT – mA
O
3.36
3.34
3.180
400
2000
800
1200
1600
3.26
3.24
3.22
3.20
3.32
3.28
3.30
V
IN
= 6 VOLTS
V
IN
= 12 VOLTS
Figure 18. Load Regulation (V
O
= 3.3 V);
Figure 1 Circuit with ADP1147-3.3
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