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參數資料
| 型號： | ADP1147AN-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, PDIP8 |
| 封裝： | PLASTIC, DIP-8 |
| 文件頁數： | 4/12頁 |
| 文件大小： | 195K |
| 代理商： | ADP1147AN-3.3 |
ADP1147-3.3/ADP1147-5
–4–
REV. 0
–Performance Characteristics
MAXIMUM OUTPUT CURRENT – Amps
200
0
0
5
1
2
3
4
150
100
50
R
S
V
Figure 3. Selecting R
SENSE
vs.
Maximum Output Current
I
OUT
– Amps
E
100
95
80
10m
30m
3
0.1
0.3
1
90
85
I
2
R
GATE CHARGE
ADP1147 I
Q
SCHOTTKY
DIODE
Figure 6. Typical Efficiency Losses
LOAD CURRENT – mA
O
5.11
5.10
5.020
400
2000
800
1200
1600
5.06
5.05
5.04
5.03
5.09
5.07
5.08
FIGURE 1 CIRCUIT
V
IN
= 6 VOLTS
V
IN
= 12 VOLTS
Figure 9. Load Regulation
FREQUENCY – kHz
C
1000
0
600
400
200
800
0
300
100
200
V
SENSE
= V
OUT
= +5V
V
IN
= +12V
V
IN
= +10V
V
IN
= +7V
Figure 4. Operating Frequency vs.
Timing Capacitor
INPUT VOLTAGE – Volts
E
100
95
705
8
20
11
14
17
90
85
80
75
FIGURE 1 CIRCUIT
1 AMP
0.1 AMP
Figure 7. Efficiency vs. Input Voltage
INPUT VOLTAGE – Volts
S
1.6
04
6
20
8
10
12
14
16
18
1.4
0.8
0.6
0.4
0.2
1.2
1.0
ACTIVE MODE
SLEEP MODE
Figure 10. DC Supply Current
(V
IN
– V
OUT
) VOLTAGE – Volts
1000
800
0
0
5
1
2
3
4
600
400
200
L = 50
m
H
R
SENSE
= 0.02
V
L = 25
m
H
R
SENSE
= 0.02
V
L = 50
m
H
R
SENSE
= 0.05
V
C
O
m
F
Figure 5. Selecting Minimum Output
Capacitor vs. (V
IN
– V
OUT
) and Inductor
INPUT VOLTAGE – V
O
5.11
5.10
5.034
8
16
12
5.07
5.06
5.04
5.05
5.09
5.08
100mA
1 AMP
300mA
FIGURE 1 CIRCUIT
Figure 8. ADP1147-5 Output Voltage
vs. Input Voltage
INPUT VOLTAGE – Volts
S
m
A
40
04
6
20
8
10
12
14
16
18
35
20
15
10
5
30
25
V
SHUTDOWN
= +2V
Figure 11. Supply Current in
Shutdown
相關PDF資料 |
PDF描述 |
|---|---|
| ADP1147AR-3.3 | Current-Mode SMPS Controller |
| ADP1147AN-33 | RADIATION HARDENED HIGH EFFICIENCY, 5 AMP SWITCHING REGULATORS |
| ADP1147AN-5 | RADIATION HARDENED HIGH EFFICIENCY, 5 AMP SWITCHING REGULATORS |
| ADP1147AR-33 | RADIATION HARDENED HIGH EFFICIENCY, 5 AMP SWITCHING REGULATORS |
| ADP1147AR-5 | RADIATION HARDENED HIGH EFFICIENCY, 5 AMP SWITCHING REGULATORS |
相關代理商/技術參數 |
參數描述 |
|---|---|
| ADP1147AN-5 | 制造商:Rochester Electronics LLC 功能描述:- Bulk 制造商:Analog Devices 功能描述:High Efficiency Step-Down Switching Regulator Controllers 制造商:Analog Devices Inc. 功能描述:High Efficiency Step-Down Switching Regulator Controllers |
| ADP1147AR-3.3 | 制造商:Rochester Electronics LLC 功能描述:HI EFF STEP-DWN SWTCH REG CONTRLR - 3.3V - Bulk |
| ADP1147AR-33 | 制造商:AD 制造商全稱:Analog Devices 功能描述:High Efficiency Step-Down Switching Regulator Controllers |
| 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 |
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