参数资料
型号: MAX1974EUB
厂商: MAXIM INTEGRATED PRODUCTS INC
元件分类: 稳压器
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
封装: MICRO, SOP-10
文件页数: 7/15页
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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相关代理商/技术参数
参数描述
MAX1974EUB+ 功能描述:直流/直流开关调节器 1A 1.4MHz Step-Down Regulator RoHS:否 制造商:International Rectifier 最大输入电压:21 V 开关频率:1.5 MHz 输出电压:0.5 V to 0.86 V 输出电流:4 A 输出端数量: 最大工作温度: 安装风格:SMD/SMT 封装 / 箱体:PQFN 4 x 5
MAX1974EUB+T 功能描述:直流/直流开关调节器 1A 1.4MHz Step-Down Regulator RoHS:否 制造商:International Rectifier 最大输入电压:21 V 开关频率:1.5 MHz 输出电压:0.5 V to 0.86 V 输出电流:4 A 输出端数量: 最大工作温度: 安装风格:SMD/SMT 封装 / 箱体:PQFN 4 x 5
MAX1974EUB-G05 功能描述:电流型 PWM 控制器 RoHS:否 制造商:Texas Instruments 开关频率:27 KHz 上升时间: 下降时间: 工作电源电压:6 V to 15 V 工作电源电流:1.5 mA 输出端数量:1 最大工作温度:+ 105 C 安装风格:SMD/SMT 封装 / 箱体:TSSOP-14
MAX1974EUB-T 功能描述:直流/直流开关调节器 RoHS:否 制造商:International Rectifier 最大输入电压:21 V 开关频率:1.5 MHz 输出电压:0.5 V to 0.86 V 输出电流:4 A 输出端数量: 最大工作温度: 安装风格:SMD/SMT 封装 / 箱体:PQFN 4 x 5
MAX1974EUB-TG05 功能描述:电流型 PWM 控制器 RoHS:否 制造商:Texas Instruments 开关频率:27 KHz 上升时间: 下降时间: 工作电源电压:6 V to 15 V 工作电源电流:1.5 mA 输出端数量:1 最大工作温度:+ 105 C 安装风格:SMD/SMT 封装 / 箱体:TSSOP-14