參數(shù)資料
型號(hào)： MAX1540AETJ
廠商： MAXIM INTEGRATED PRODUCTS INC
元件分類： 穩(wěn)壓器
英文描述： Dual Step-Down Controllers with Saturation Protection, Dynamic Output, and Linear Regulator
中文描述： DUAL SWITCHING CONTROLLER, 620 kHz SWITCHING FREQ-MAX, QCC32
封裝： 5 X 5 MM, 0.80 MM HEIGHT, MO-220-WHHD-2, TQFN-32
文件頁數(shù)： 3/49頁
文件大?。?/td> 794K
代理商： MAX1540AETJ
M
Dual Step-Down Controllers with Saturation
Protection, Dynamic Output, and Linear Regulator
_______________________________________________________________________________________
3
ELECTRICAL CHARACTERISTICS (continued)
(V+ = 15V, V
CC
= V
DD
= ON1 = ON2 = 5V,
SKIP
= GND, LDOIN (MAX1541) = V+,
T
A
= 0°C to +85°C
, unless otherwise noted. Typical
values are at T
A
= +25
°
C.)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
Standby Supply Current
(V
DD
, MAX1541 Only)
ON1 = ON2 = GND, V
LDOON
= V+ = 28V
<1
5
μA
MAX1540A: ON1 = ON2 = GND,
LDOON = V+ = 28V, V
CC
= 0 or 5V
105
Standby Supply Current (V+)
MAX1541: ON1 = ON2 = GND,
LDOON = V+ = 28V, V
CC
= V
DD
= 0 or 5V
<1
5
μA
Standby Supply Current
(LDOIN, MAX1541 Only)
ON1 = ON2 = GND, V
LDOON
= V+ = 28V
100
μA
Shutdown Supply Current (V
CC
)
Shutdown Supply Current
(V
DD
, MAX1541 Only)
ON1 = ON2 = LDOON = GND
<1
5
μA
ON1 = ON2 = LDOON = GND
<1
5
μA
MAX1540A: ON1 = ON2 = LDOON = GND,
V+ = 28V, V
CC
= 0 or 5V
4
15
Shutdown Supply Current (V+)
MAX1541: ON1 = ON2 = LDOON = GND,
V+ = 28V, V
CC
= V
DD
= 0 or 5V
<1
5
μA
Shutdown Supply Current
(LDOIN, MAX1541 Only)
LDOON = GND
4
10
μA
PWM CONTROLLERS
FB1 = GND
1.782
1.80
1.818
V
OUT1
Preset output,
V+ = 5.5V to 28V,
SKIP
= V
CC
FB1 = V
CC
1.188
1.20
1.212
MAX1540A Main Output-Voltage
Accuracy (OUT1) (Note
2)
V
FB1
Adjustable output, V+ = 5.5V to 28V,
SKIP
= V
CC
0.693
0.70
0.707
V
FB2 = GND
2.475
2.50
2.525
V
OUT2
Preset output,
V+ = 5.5V to 28V,
SKIP
= V
CC
FB2 = V
CC
1.485
1.50
1.515
MAX1540A Secondary Output-
Voltage Accuracy (OUT2)
(Note 2)
V
FB2
Adjustable output, V+ = 5.5V to 28V,
SKIP
= V
CC
0.693
0.70
0.707
V
MAX1541 Main Feedback-
Voltage Accuracy (FB1)
V
FB1
V+ = 4.5V to 28V,
SKIP
= V
CC
REFIN1 = 0.35 x REF
0.693
0.70
0.707
V
FB2 = GND
2.475
2.50
2.525
V
OUT2
Preset output,
V+ = 4.5V to 28V,
SKIP
= V
CC
FB2 = V
CC
1.782
1.80
1.818
MAX1541 Secondary Output-
Voltage Accuracy (OUT2)
(Note 2)
V
FB2
Adjustable output, V+ = 4.5V to 28V,
SKIP
= V
CC
I
LOAD
= 0 to 3A,
SKIP
= V
CC
V
CC
= 4.5V to 5.5V, V+ = 4.5V to 28V
0.693
0.70
0.707
V
Load-Regulation Error
Line-Regulation Error
FB_ Input Bias Current
Output Adjust Range
0.1
0.25
%
%
μA
V
I
FB
_
-0.1
0.7
+0.1
5.5
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
MAX1540AETJ+ 功能描述:DC/DC 開關(guān)控制器 Dual Step-Down Ctlr w/Saturation Prot RoHS:否 制造商:Texas Instruments 輸入電壓:6 V to 100 V 開關(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
MAX1540AETJ+T 功能描述:DC/DC 開關(guān)控制器 Dual Step-Down Ctlr w/Saturation Prot RoHS:否 制造商:Texas Instruments 輸入電壓:6 V to 100 V 開關(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
MAX1540ETJ 功能描述:DC/DC 開關(guān)控制器 RoHS:否 制造商:Texas Instruments 輸入電壓:6 V to 100 V 開關(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
MAX1540ETJ+ 功能描述:DC/DC 開關(guān)控制器 Dual Step-Down Ctlr RoHS:否 制造商:Texas Instruments 輸入電壓:6 V to 100 V 開關(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
MAX1540ETJ+T 功能描述:DC/DC 開關(guān)控制器 Dual Step-Down Ctlr RoHS:否 制造商:Texas Instruments 輸入電壓:6 V to 100 V 開關(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
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