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| 型號(hào)： | MAX5038A |
| 廠商： | Maxim Integrated Products, Inc. |
| 英文描述： | Dual-Phase. Parallelable. Average-Current-Mode Controllers |
| 中文描述： | 雙相、可并聯(lián)、平均電流模式控制器 |
| 文件頁(yè)數(shù)： | 6/26頁(yè) |
| 文件大?。?/td> | 680K |
| 代理商： | MAX5038A |
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M
Dual-Phase, Parallelable, Average-Current-Mode
Controllers
6
_______________________________________________________________________________________
Typical Operating Characteristics (continued)
(Circuit of Figure 1, T
A
= +25
°
C, unless otherwise noted.)
CURRENT-SENSE THRESHOLD
vs. OUTPUT VOLTAGE
M
V
OUT
(V)
(
C
C
)
1.7
1.6
1.4
1.5
1.2
1.3
1.1
46
47
48
49
50
51
52
53
54
55
45
1.0
1.8
PHASE 2
PHASE 1
OUTPUT VOLTAGE vs. OUTPUT CURRENT
AND ERROR AMP GAIN (R
F
/ R
IN
)
M
I
LOAD
(A)
V
O
50
45
40
35
30
25
20
15
10
5
1.65
1.70
1.75
1.80
1.85
1.60
0
55
V
IN
= +12V
V
OUT
= +1.8V
R
F
/ R
IN
= 15
R
F
/ R
IN
= 12.5
R
F
/ R
IN
= 10
R
F
/ R
IN
= 7.5
DIFFERENTIAL AMPLIFIER BANDWIDTH
FREQUENCY (MHz)
G
P
1
0.1
0.5
1.0
1.5
2.0
2.5
3.0
3.5
0
0.01
10
-225
-270
-180
-135
-90
-45
0
45
90
PHASE
GAIN
DIFF OUTPUT ERROR
vs. SENSE+ TO SENSE- VOLTAGE
M
V
SENSE
(V)
E
1.9
1.8
1.1 1.2 1.3
1.5 1.6
1.4
1.7
0.025
0.050
0.075
0.100
0.125
0.150
0.175
0.200
0
1.0
2.0
V
= +12V
NO DRIVER
V
CC
LOAD REGULATION
vs. INPUT VOLTAGE
M
I
CC
(mA)
V
C
135
120
15
30
45
75
90
60
105
4.85
4.90
4.95
5.00
5.05
5.10
5.15
5.20
4.80
0
150
V
IN
= +24V
V
IN
= +12V
IN
= +8V
DC LOAD
V
CC
LINE REGULATION
M
V
IN
(V)
V
C
26
24
20
22
12
14
16
18
10
4.80
4.85
4.90
4.95
5.00
5.05
5.10
5.15
5.20
5.25
4.75
8
28
I
CC
= 0
I
CC
= 40mA
V
CC
LINE REGULATION
M
V
IN
(V)
V
C
13
12
9
10
11
4.80
4.85
4.90
4.95
5.00
5.05
5.10
5.15
5.20
5.25
4.75
8
I
CC
= 80mA
DRIVER RISE TIME
vs. DRIVER LOAD CAPACITANCE
M
C
DRIVER
(nF)
t
R
31
26
16
21
11
6
10
20
30
40
50
60
70
80
90
100
110
120
0
1
36
DL_
DH_
V
IN
= +12V
f
SW
= 250kHz
DRIVER FALL TIME
vs. DRIVER LOAD CAPACITANCE
M
C
DRIVER
(nF)
t
F
31
26
16
21
11
6
10
20
30
40
50
60
70
80
90
100
110
120
0
1
36
DL_
DH_
V
= +12V
f
SW
= 250kHz
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PDF描述 |
|---|---|
| MAX5041A | Dual-Phase. Parallelable. Average-Current-Mode Controllers |
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| MAX5038AEAI12 | 功能描述:電流型 PWM 控制器 RoHS:否 制造商:Texas Instruments 開(kāi)關(guān)頻率:27 KHz 上升時(shí)間: 下降時(shí)間: 工作電源電壓:6 V to 15 V 工作電源電流:1.5 mA 輸出端數(shù)量:1 最大工作溫度:+ 105 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:TSSOP-14 |
| MAX5038AEAI12+ | 制造商:Maxim Integrated Products 功能描述:- Rail/Tube |
| MAX5038AEAI12-T | 功能描述:電流型 PWM 控制器 RoHS:否 制造商:Texas Instruments 開(kāi)關(guān)頻率:27 KHz 上升時(shí)間: 下降時(shí)間: 工作電源電壓:6 V to 15 V 工作電源電流:1.5 mA 輸出端數(shù)量:1 最大工作溫度:+ 105 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:TSSOP-14 |
| MAX5038AEAI15 | 功能描述:電流型 PWM 控制器 Dual-Phase Parallelable Average RoHS:否 制造商:Texas Instruments 開(kāi)關(guān)頻率:27 KHz 上升時(shí)間: 下降時(shí)間: 工作電源電壓:6 V to 15 V 工作電源電流:1.5 mA 輸出端數(shù)量:1 最大工作溫度:+ 105 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:TSSOP-14 |
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