參數(shù)資料
型號(hào): MAX1972
廠商: Maxim Integrated Products, Inc.
英文描述: Dual, 180∑ Out-of-Phase, 1.4MHz, 750mA Step- Down Regulator with POR and RSI/PFO
中文描述: 雙路、180°異相、1.4MHz、750mA、降壓型調(diào)節(jié)器,帶有POR和RSI/PFO
文件頁(yè)數(shù): 6/20頁(yè)
文件大?。?/td> 371K
代理商: MAX1972
M
Dual, 180° Out-of-Phase, 1.4MHz, 750mA Step-
Down Regulator with POR and RSI/PFO
6
_______________________________________________________________________________________
ELECTRICAL CHARACTERISTICS (continued)
(V
IN
= V
CC
= V
EN
= 5V, V
FB1
= V
FB2
= 1.15V, R
POR
= 100k
to IN, R
PFO
= 100k
to IN, RSI = 0, C
VCC
= 0.1μF, C
REF
= 0.1μF,
FBSEL1 = unconnected, FBSEL2 = unconnected,
T
A
= -40
°
C to +85
°
C.
) (Note 2)
PARAMETER
PFO
(MAX1970 and MAX1972 Only)
CONDITIONS
MIN
TYP
MAX
UNITS
V
CC
rising
V
CC
falling
4.12
PFO Trip Threshold
IN = V
CC
3.86
-1
V
PFO Output Current, High
PFO Output Voltage, Low
EN AND RSI
(MAX1971 Only)
PFO = IN
I
PFO
= 1mA, V
IN
= 4.3V
1
μA
V
0.05
V
IL
V
IH
0.4
Logic Input Thresholds
IN = 2.6V to 5.5V
1.6
20
1
1
V
RSI Input Resistance
Internal pullup resistor to IN
5
-1
-1
k
V
IL
V
IH
EN Logic Input Current
Logic Input at 0 or
5.5V, V
IN
= 5.5V
μA
Note 1:
Refer to the
Output Voltage Selection
section.
Note 2:
Specifications to -40
°
C are guaranteed by design and not production tested.
相關(guān)PDF資料
PDF描述
MAX1972EEE Fixed-Point Digital Signal Processor 532-FCBGA
MAX1973 Smallest 1A, 1.4MHz Step-Down Regulators
MAX1973EUB Smallest 1A, 1.4MHz Step-Down Regulators
MAX1974EUB Smallest 1A, 1.4MHz Step-Down Regulators
MAX1976ETT-T Low-Input-Voltage, 300mA LDO Regulators with RESET in SOT and TDFN
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
MAX1972EEE 功能描述:直流/直流開關(guān)調(diào)節(jié)器 RoHS:否 制造商:International Rectifier 最大輸入電壓:21 V 開關(guān)頻率:1.5 MHz 輸出電壓:0.5 V to 0.86 V 輸出電流:4 A 輸出端數(shù)量: 最大工作溫度: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:PQFN 4 x 5
MAX1972EEE+ 功能描述:直流/直流開關(guān)調(diào)節(jié)器 Dual 180 Out 1.4MHz 750mA Step-Down RoHS:否 制造商:International Rectifier 最大輸入電壓:21 V 開關(guān)頻率:1.5 MHz 輸出電壓:0.5 V to 0.86 V 輸出電流:4 A 輸出端數(shù)量: 最大工作溫度: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:PQFN 4 x 5
MAX1972EEE+T 功能描述:直流/直流開關(guān)調(diào)節(jié)器 Dual 180 Out 1.4MHz 750mA Step-Down RoHS:否 制造商:International Rectifier 最大輸入電壓:21 V 開關(guān)頻率:1.5 MHz 輸出電壓:0.5 V to 0.86 V 輸出電流:4 A 輸出端數(shù)量: 最大工作溫度: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:PQFN 4 x 5
MAX1972EEE-G05 功能描述:電流型 PWM 控制器 RoHS:否 制造商:Texas Instruments 開關(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
MAX1972EEE-T 功能描述:直流/直流開關(guān)調(diào)節(jié)器 RoHS:否 制造商:International Rectifier 最大輸入電壓:21 V 開關(guān)頻率:1.5 MHz 輸出電壓:0.5 V to 0.86 V 輸出電流:4 A 輸出端數(shù)量: 最大工作溫度: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:PQFN 4 x 5