參數(shù)資料
型號： 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)： 7/49頁
文件大?。?/td> 794K
代理商： MAX1540AETJ
M
Dual Step-Down Controllers with Saturation
Protection, Dynamic Output, and Linear Regulator
_______________________________________________________________________________________
7
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
High
V
CC
-
0.4V
Open
REF
Low
3.15
1.65
3.85
2.35
0.5
Four-Level Input Logic Levels
TON, OVP/UVP,
LSAT,
SKIP
,
FBLANK
V
Four-Level Logic Input Current
TON, OVP/UVP, LSAT,
SKIP
, FBLANK
forced to GND or V
CC
-3
+3
μA
ELECTRICAL CHARACTERISTICS
(V+ = 15V, V
CC
= V
DD
= ON1 = ON2 = 5V,
SKIP
= GND, LDOIN (MAX1541) = V+,
T
A
= -40°C to +85°C
, unless otherwise noted.) (Note 4)
PARAMETER
SYMBOL
CONDITIONS
MIN
MAX
UNITS
INPUT SUPPLIES
(Note 1)
MAX1540A: battery voltage, V+ > V
LDOOUT
MAX1541: battery voltage, V+ > V
LDOOUT
V
CC,
V
DD
(MAX1541)
MAX1541: LDO input supply,
V
LDOIN
> V
LDOOUT
5.5
2
4.5
28
28
5.5
V
IN
V
BIAS
Input Voltage Range
V
LDOIN
4.5
28
V
FB1 and FB2 forced above the regulation
point, LSAT = GND
1.5
Quiescent Supply Current (V
CC
)
I
CC
FB1 and FB2 forced above the regulation
point, ON1 or ON2 = V
CC
, V
LSAT
> 0.5V
1.8
mA
Quiescent Supply Current
(V
DD
, MAX1541 Only)
I
DD
FB1 and FB2 forced above the regulation
point, ON1 or ON2 = V
CC
5
μA
MAX1540A: FB1 and FB2 forced above the
regulation point, ON1 or ON2 = V
CC
,
V
LDOON
= V+ = 28V
150
Quiescent Supply Current (V+)
I
V+
MAX1541: ON1 or ON2 = V
CC
, V
LDOON
=
V+ = 28V
40
μA
Quiescent Supply Current
(LDOIN, MAX1541 Only)
I
LDOIN
FB1 and FB2 forced above the regulation
point, ON1 or ON2 = V
CC
,
V
LDOON
= V+ = 28V
110
μA
Standby Supply Current (V
DD
)
Standby Supply Current
(V
DD
, MAX1541 Only)
ON1 = ON2 = GND, V
LDOON
= V+ = 28V
5
μA
ON1 = ON2 = GND, V
LDOON
= V+ = 28V
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
5
μA
Standby Supply Current
(LDOIN, MAX1541 Only)
ON1 = ON2 = GND, V
LDOON
= V+ = 28V
100
μA
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相關代理商/技術參數(shù)
參數(shù)描述
MAX1540AETJ+ 功能描述:DC/DC 開關控制器 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 安裝風格: 封裝 / 箱體:CPAK
MAX1540AETJ+T 功能描述:DC/DC 開關控制器 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 安裝風格: 封裝 / 箱體:CPAK
MAX1540ETJ 功能描述:DC/DC 開關控制器 RoHS:否 制造商:Texas Instruments 輸入電壓:6 V to 100 V 開關頻率: 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 安裝風格: 封裝 / 箱體:CPAK
MAX1540ETJ+ 功能描述:DC/DC 開關控制器 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 安裝風格: 封裝 / 箱體:CPAK
MAX1540ETJ+T 功能描述:DC/DC 開關控制器 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 安裝風格: 封裝 / 箱體:CPAK
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