參數(shù)資料
型號(hào): MAX1974EUB
廠商: MAXIM INTEGRATED PRODUCTS INC
元件分類: 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): 7/15頁(yè)
文件大小: 331K
代理商: MAX1974EUB
V
IN
= 5V, 100k
PULLUP RESISTOR POK TO V
OUT
MAX1974
STARTUP WAVEFORMS
POK
ON
V
OUT
1V/div
10V/div
0
2V/div
0
0
MAX1973/74 toc08
I
IN
0
200mA/div
M
Smallest 1A, 1.4MHz Step-Down Regulators
_______________________________________________________________________________________
7
V
IN
= 5V, V
OUT
= 2.5V, I
OUT
= 800mA
MAX1973
HIGH-CURRENT SWITCHING WAVEFORMS
V
LX
V
OUT
I
L
5V/div
20mV/div
0
0
500mA/div
500ns/div
V
IN
= 5V, V
OUT
= 2.5V, I
OUT
= 10mA
MAX1973
LOW-CURRENT SWITCHING WAVEFORMS
V
LX
V
OUT
I
L
5V/div
20mV/div
0
0
500mA/div
500ns/div
V
IN
= 5V, V
OUT
= 2.5V, I
OUT
= 400mA TO 800mA
MAX1973
LOAD TRANSIENT
V
OUT
I
L
20mV/div
0
MAX1973/74 toc11
500mA/div
500ns/div
V
IN
= 5V, V
OUT
= 2.5V, I
OUT
= 600mA TO 800mA
MAX1973
LOAD TRANSIENT
V
OUT
I
L
200mV/div
0
MAX1973/74 toc12
500mA/div
20
μ
s/div
V
IN
= 3.3V TO 5V TO 3.3V, I
OUT
= 800mA
MAX1973
LINE TRANSIENT
V
OUT
V
IN
50mV/div
0
MAX1973/74 toc13
2V/div
200
μ
s/div
Typical Operating Characteristics (continued)
(Circuits of Figure 2, 3, and 4; T
A
= +25
°
C, unless otherwise noted.)
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
MAX1974EUB+ 功能描述:直流/直流開關(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+T 功能描述:直流/直流開關(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-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
MAX1974EUB-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
MAX1974EUB-TG05 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