參數(shù)資料
型號(hào): MAX1744AUB
廠商: MAXIM INTEGRATED PRODUCTS INC
元件分類(lèi): 穩(wěn)壓器
英文描述: High-Voltage, Step-Down DC-DC Controller in レMAX
中文描述: SWITCHING CONTROLLER, 330 kHz SWITCHING FREQ-MAX, PDSO10
封裝: MICRO MAX, MO-187CBA, MICRO SOP10
文件頁(yè)數(shù): 5/14頁(yè)
文件大小: 256K
代理商: MAX1744AUB
M
High-Voltage, Step-Down DC-DC
Controller in μMAX
_______________________________________________________________________________________
5
100
0
0.0001
0.001
0.01
0.1
1
10
EFFICIENCY vs. LOAD CURRENT
(V
OUT
= +3.3V)
20
M
LOAD CURRENT (A)
IN PIN QUIESCENT CURRENT
vs. INPUT VOLTAGE (3.5V TO 5.5V)
E
40
60
80
A: V
IN
= +5.5V
B: V
IN
= +12.0V
C: V
IN
= +24.0V
D: V
IN
= +36.0V
C
D
B
A
100
0
0.0001
0.001
0.01
0.1
1
10
EFFICIENCY vs. LOAD CURRENT
(V
OUT
= +5.0V)
20
M
LOAD CURRENT (A)
SWITCHING FREQUENCY
vs. INPUT VOLTAGE
E
40
60
80
A: V
IN
= +7.2V
B: V
IN
= +12.0V
C: V
IN
= +24.0V
D: V
IN
= +36.0V
B
A
D
C
80
85
90
95
100
105
110
0
10
20
30
40
IN PIN QUIESCENT CURRENT
vs. INPUT VOLTAGE (5.5V TO 36V)
M
INPUT VOLTAGE (V)
IN PIN QUIESCENT CURRENT
vs. TEMPERATURE
Q
μ
A
0
1
4
5
6
3.5
4.5
5.5
M
INPUT VOLTAGE (V)
Q
2
3
V
OUT
= 3.3V
0
60
40
20
80
120
100
140
0
10
20
30
40
M
INPUT VOLTAGE (V)
S
V
OUT
= 3.3V
I
OUT
= 2.0A
M
TEMPERATURE (
°
C)
Q
μ
A
100
75
25
50
0
-25
86
87
88
89
90
91
92
93
94
95
85
-50
125
0
40
20
60
100
80
120
0
1000
2000
CAPACITANCE (pF)
3000
4000
5000
EXT RISE AND FALL TIMES
vs. CAPACITANCE
M
t
R
F
V
IN
= +5V
t
FALL
t
RISE
EXT RISE AND FALL TIMES
vs. TEMPERATURE
M
TEMPERATURE (
°
C)
t
R
F
100
75
25
50
0
-25
5
10
15
20
25
30
35
40
45
50
0
-50
125
t
RISE
t
FALL
V
IN
= +5V
C
L
= 1000pF
CURRENT-SENSE TRIP LEVEL
vs. TEMPERATURE
M
TEMPERATURE (
°
C)
C
100
75
50
25
0
-25
90
95
100
105
110
115
85
-50
125
Typical Operating Characteristics
(Circuit of Figure 1, T
A
= +25°C, unless otherwise specified.)
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參數(shù)描述
MAX1744AUB/V+ 功能描述:DC/DC 開(kāi)關(guān)控制器 Step-Down DC/DC Controller RoHS:否 制造商:Texas Instruments 輸入電壓:6 V to 100 V 開(kāi)關(guān)頻率: 輸出電壓:1.215 V to 80 V 輸出電流:3.5 A 輸出端數(shù)量:1 最大工作溫度:+ 125 C 安裝風(fēng)格: 封裝 / 箱體:CPAK
MAX1744AUB/V+T 功能描述:DC/DC 開(kāi)關(guān)控制器 Step-Down DC/DC Controller RoHS:否 制造商:Texas Instruments 輸入電壓:6 V to 100 V 開(kāi)關(guān)頻率: 輸出電壓:1.215 V to 80 V 輸出電流:3.5 A 輸出端數(shù)量:1 最大工作溫度:+ 125 C 安裝風(fēng)格: 封裝 / 箱體:CPAK
MAX1744AUB+ 功能描述:DC/DC 開(kāi)關(guān)控制器 Step-Down DC/DC Controller RoHS:否 制造商:Texas Instruments 輸入電壓:6 V to 100 V 開(kāi)關(guān)頻率: 輸出電壓:1.215 V to 80 V 輸出電流:3.5 A 輸出端數(shù)量:1 最大工作溫度:+ 125 C 安裝風(fēng)格: 封裝 / 箱體:CPAK
MAX1744AUB+T 功能描述:DC/DC 開(kāi)關(guān)控制器 Step-Down DC/DC Controller RoHS:否 制造商:Texas Instruments 輸入電壓:6 V to 100 V 開(kāi)關(guān)頻率: 輸出電壓:1.215 V to 80 V 輸出電流:3.5 A 輸出端數(shù)量:1 最大工作溫度:+ 125 C 安裝風(fēng)格: 封裝 / 箱體:CPAK
MAX1744AUB-T 功能描述:DC/DC 開(kāi)關(guān)控制器 Step-Down DC/DC Controller RoHS:否 制造商:Texas Instruments 輸入電壓:6 V to 100 V 開(kāi)關(guān)頻率: 輸出電壓:1.215 V to 80 V 輸出電流:3.5 A 輸出端數(shù)量:1 最大工作溫度:+ 125 C 安裝風(fēng)格: 封裝 / 箱體:CPAK