參數資料
型號: MAX5038EAI15
廠商: MAXIM INTEGRATED PRODUCTS INC
元件分類: 穩(wěn)壓器
英文描述: Dual-Phase, Parallelable, Average Current-Mode Controllers
中文描述: SWITCHING CONTROLLER, 525 kHz SWITCHING FREQ-MAX, PDSO28
封裝: 5.30 MM, MO150, SSOP-28
文件頁數: 5/26頁
文件大?。?/td> 406K
代理商: MAX5038EAI15
M
Dual-Phase, Parallelable, Average Current-Mode
Controllers
_______________________________________________________________________________________
5
EFFICIENCY vs. OUTPUT CURRENT AND
INTERNAL OSCILLATOR FREQUENCY
M
I
OUT
(A)
η
48
44
40
36
32
28
24
20
16
12
8
4
50
60
70
80
90
100
40
0
52
f = 500kHz
f = 250kHz
V
IN
= +5V
V
OUT
= +1.8V
EFFICIENCY vs. OUTPUT CURRENT
AND INPUT VOLTAGE
M
I
OUT
(A)
η
48
44
40
36
32
28
24
20
16
12
8
4
50
40
30
20
10
60
70
80
90
100
0
0
52
V
IN
= +12V
V
IN
= +5V
V
OUT
= +1.8V
f
SW
= 250kHz
EFFICIENCY vs. OUTPUT CURRENT
M
I
OUT
(A)
η
48
44
40
36
32
28
24
20
16
12
8
4
50
40
30
20
10
60
70
80
90
100
0
0
52
V
IN
= +24V
V
OUT
= +1.8V
f
SW
= 125kHz
EFFICIENCY vs. OUTPUT CURRENT
AND OUTPUT VOLTAGE
M
I
OUT
(A)
η
48
44
40
36
32
28
24
20
16
12
8
4
50
40
30
20
10
60
70
80
90
100
0
0
52
V
OUT
= +1.1V
V
OUT
= +1.5V
V
OUT
= +1.8V
V
IN
= +12V
f
SW
= 250kHz
EFFICIENCY vs. OUTPUT CURRENT
AND OUTPUT VOLTAGE
M
I
OUT
(A)
η
48
44
40
36
32
28
24
20
16
12
8
4
50
40
30
20
10
60
70
80
90
100
0
0
52
V
OUT
= +1.1V
V
OUT
= +1.5V
V
OUT
= +1.8V
V
IN
= +5V
f
SW
= 500kHz
SUPPLY CURRENT
vs. FREQUENCY AND INPUT VOLTAGE
M
FREQUENCY (kHz)
I
C
550
500
400 450
200 250 300 350
150
6.5
6.0
7.0
7.5
8.0
8.5
9.0
9.5
10.0
10.5
11.0
11.5
12.0
100
600
V
IN
= +24V
V
IN
= +12V
V
IN
= +5V
EXTERNALCLOCK
NODRIVER LOAD
SUPPLY CURRENT
vs. TEMPERATURE AND FREQUENCY
M
TEMPERATURE (
°
C)
I
C
60
35
10
-15
10
20
30
40
50
60
70
80
90
100
0
-40
85
250kHz
125kHz
V
IN
= +12V
C
DL_
= 22nF
C
DH_
= 8.2nF
SUPPLY CURRENT
vs. TEMPERATURE AND FREQUENCY
M
TEMPERATURE (
°
C)
I
C
60
35
10
-15
50
75
100
125
150
175
25
-40
85
600kHz
500kHz
V
IN
= +5V
C
DL_
= 22nF
C
DH_
= 8.2nF
SUPPLY CURRENT
vs. LOAD CAPACITANCE PER DRIVER
M
C
DRIVER
(nF)
I
C
13
11
7
9
5
3
10
20
30
40
50
60
70
80
90
100
0
1
15
V
IN
= +12V
f
SW
= 250kHz
Typic al Operating Charac teristic s
(Circuit of Figure 1. T
A
= +25°C, unless otherwise noted.)
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MAX5038EAI15+ 制造商:Maxim Integrated Products 功能描述:- Rail/Tube
MAX5038EAI15-T 功能描述:電流型 PWM 控制器 RoHS:否 制造商:Texas Instruments 開關頻率:27 KHz 上升時間: 下降時間: 工作電源電壓:6 V to 15 V 工作電源電流:1.5 mA 輸出端數量:1 最大工作溫度:+ 105 C 安裝風格:SMD/SMT 封裝 / 箱體:TSSOP-14
MAX5038EAI18 功能描述:電流型 PWM 控制器 RoHS:否 制造商:Texas Instruments 開關頻率:27 KHz 上升時間: 下降時間: 工作電源電壓:6 V to 15 V 工作電源電流:1.5 mA 輸出端數量:1 最大工作溫度:+ 105 C 安裝風格:SMD/SMT 封裝 / 箱體:TSSOP-14
MAX5038EAI18+ 制造商:Maxim Integrated Products 功能描述:- Rail/Tube
MAX5038EAI18-T 功能描述:電流型 PWM 控制器 RoHS:否 制造商:Texas Instruments 開關頻率:27 KHz 上升時間: 下降時間: 工作電源電壓:6 V to 15 V 工作電源電流:1.5 mA 輸出端數量:1 最大工作溫度:+ 105 C 安裝風格:SMD/SMT 封裝 / 箱體:TSSOP-14