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參數資料
| 型號： | ADP1147AR-3.3 |
| 廠商： | ANALOG DEVICES INC |
| 元件分類： | 穩壓器 |
| 英文描述： | Current-Mode SMPS Controller |
| 中文描述： | SWITCHING CONTROLLER, 250 kHz SWITCHING FREQ-MAX, PDSO8 |
| 封裝： | SOIC-8 |
| 文件頁數： | 5/12頁 |
| 文件大小： | 195K |
| 代理商： | ADP1147AR-3.3 |
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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相關代理商/技術參數 |
參數描述 |
|---|---|
| ADP1147AR-5 | 制造商:Rochester Electronics LLC 功能描述:- Bulk |
| ADP1147AR-5-REEL7 | 制造商:Rochester Electronics LLC 功能描述:- Tape and Reel |
| ADP1148 | 制造商:AD 制造商全稱:Analog Devices 功能描述:High Efficiency Synchronous Step-Down Switching Regulators |
| adp11480003rr | 制造商:Rochester Electronics LLC 功能描述:- Bulk 制造商:Analog Devices 功能描述: |
| ADP1148-3.3 | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:High Efficiency Synchronous Step-Down Switching Regulators(273.94 k) |
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