參數(shù)資料
型號(hào): MAX1973EUB
廠(chǎng)商: MAXIM INTEGRATED PRODUCTS INC
元件分類(lèi): 穩(wěn)壓器
英文描述: Smallest 1A, 1.4MHz Step-Down Regulators
中文描述: 2.4 A SWITCHING REGULATOR, 1600 kHz SWITCHING FREQ-MAX, PDSO10
封裝: MICRO, SOP-10
文件頁(yè)數(shù): 3/15頁(yè)
文件大?。?/td> 331K
代理商: MAX1973EUB
M
Smallest 1A, 1.4MHz Step-Down Regulators
_______________________________________________________________________________________
3
ELECTRICAL CHARACTERISTICS (continued)
(V
IN
= V
CTL_
= 3.3V, FB = OUT,
T
A
= 0
°
C to +85
°
C
, unless otherwise noted. Typical values are at T
A
= +25
°
C.)
PARAMETER
CONDITIONS
MIN
-25
10
TYP
-20
20
MAX
-15
35
UNITS
μA
μA
SS Source Current
SS Sink Current
SS to GND Resistance in
Shutdown
5
40
100
FBSEL
Low Input Threshold
0.3
V
High Input Threshold
V
IN
-
0.3
V
Input Bias Current
COMP
FBSEL = GND or IN, V
IN
= 5.5V
-20
10
+20
μA
Transconductance from FB to
COMP
40
60
80
μS
COMP to GND Resistance in
Shutdown
5
40
100
Clamp Voltage Low
Clamp Voltage High
LX
On-Resistance High
On-Resistance Low
Current-Sense Transresistance
Positive Current-Limit Threshold
Negative Current-Limit Threshold
0.6
1.35
0.9
1.75
1.2
2.15
V
V
V
IN
= 3.3V
V
IN
= 3.3V
0.23
0.16
0.335
1.6
-0.8
0.46
0.32
0.425
1.75
-0.4
20
V/A
A
A
0.275
1.1
-1.2
V
LX
= V
IN
= 5.5V
LX = GND, V
IN
= 5.5V
LX Shutdown Leakage Current
-20
1.2
μA
Switching Frequency
CTL1, CTL2 (MAX1973), ON (MAX1974)
Logic-Low Input Threshold
Logic-High Input Threshold
Logic Input Current
POK (MAX1974 only)
Output Low Voltage
1.4
1.6
MHz
0.6
V
V
μA
1.6
+1
-1
POK sinking 1mA
10
92.5
90
100
95
92
mV
Rising
Falling
90
88
Output Valid Threshold for POK
Percentage of nominal
regulation voltage
%
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
MAX1973EUB+ 功能描述:直流/直流開(kāi)關(guān)調(diào)節(jié)器 1A 1.4MHz Step-Down Regulator RoHS:否 制造商:International Rectifier 最大輸入電壓:21 V 開(kāi)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
MAX1973EUB+T 功能描述:直流/直流開(kāi)關(guān)調(diào)節(jié)器 1A 1.4MHz Step-Down Regulator RoHS:否 制造商:International Rectifier 最大輸入電壓:21 V 開(kāi)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
MAX1973EUB-T 功能描述:直流/直流開(kāi)關(guān)調(diào)節(jié)器 RoHS:否 制造商:International Rectifier 最大輸入電壓:21 V 開(kāi)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
MAX1973EVKIT 功能描述:直流/直流開(kāi)關(guān)調(diào)節(jié)器 Evaluation Kit for the MAX1973 MAX1974 RoHS:否 制造商:International Rectifier 最大輸入電壓:21 V 開(kāi)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
MAX1974EUB 功能描述:直流/直流開(kāi)關(guān)調(diào)節(jié)器 RoHS:否 制造商:International Rectifier 最大輸入電壓:21 V 開(kāi)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