参数资料
型号: MAX8640ZEXT12+T
厂商: Maxim Integrated Products
文件页数: 4/12页
文件大小: 0K
描述: IC REG BUCK SYNC 1.2V .5A SC70-6
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 2,500
类型: 降压(降压)
输出类型: 固定
输出数: 1
输出电压: 1.2V
输入电压: 2.7 V ~ 5.5 V
频率 - 开关: 4MHz
电流 - 输出: 500mA
同步整流器:
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 6-TSSOP,SC-88,SOT-363
包装: 带卷 (TR)
供应商设备封装: SC-70-6
Tiny 500mA, 4MHz/2MHz Synchronous
Step-Down DC-DC Converters
Typical Operating Characteristics (continued)
(V IN = 3.6V, V OUT = 1.5V, MAX8640Z, L = Murata LQH32CN series, T A = +25°C, unless otherwise noted.)
LIGHT-LOAD STARTUP WAVEFORM
HEAVY-LOAD STARTUP WAVEFORM
V SHDN
V OUT
I IN
(100 Ω LOAD)
MAX8640Y/Z toc08
5V/div
1V/div
0V
100mA/div
0mA
V SHDN
V OUT
I IN
(5 Ω LOAD)
MAX8640Y/Z toc09
5V/div
1V/div
0V
100mA/div
0mA
500mA/div
I LX
0mA
I LX
500mA/div
0mA
20 μ s/div
LINE-TRANSIENT RESPONSE
(4V TO 3.5V TO 4V)
MAX8640Y/Z toc10
20 μ s/div
LOAD-TRANSIENT RESPONSE
(5mA TO 250mA TO 5mA)
MAX8640Y/Z toc11
V IN
V OUT
1V/div
4V
20mV/div
V OUT
I LX
50m/div
AC-COUPLED
500mA/div
AC-COUPLED
200mA/div
I LX
200mA/div
I OUT
0mA
0mA
20 μ s/div
V OUT
I LX
LOAD-TRANSIENT RESPONSE
(10mA TO 500mA TO 10mA)
MAX8640Y/Z toc12
100mV/div
AC-COUPLED
500mA/div
40 μ s/div
0V
I OUT
200mA/div
40 μ s/div
4
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