参数资料
型号: MAX8625AETD+T
厂商: Maxim Integrated Products
文件页数: 5/16页
文件大小: 0K
描述: IC REG BUCK BST SYNC 0.8A 14TDFN
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 1
类型: 降压(降压),升压(升压)
输出类型: 两者兼有
输出数: 1
输出电压: 3.3V,1.25 V ~ 4 V
输入电压: 2.5 V ~ 5.5 V
PWM 型: 电流模式
频率 - 开关: 1MHz
电流 - 输出: 800mA
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: 14-WFDFN 裸露焊盘
包装: 标准包装
供应商设备封装: 14-TDFN-EP(3x3)
其它名称: MAX8625AETD+TDKR
High-Efficiency, Seamless Transition,
Step-Up/Down DC-DC Converter
Typical Operating Characteristics (continued)
(V IN = 3.6V, SKIP = GND, T A = +25°C, Figure 4, unless otherwise noted.)
1000
900
800
MAXIMUM LOAD CURRENT
vs. INPUT VOLTAGE
SWITCHING WAVEFORMS
V IN = 3V, LOAD = 500mA, V OUT = 3.3V
MAX8625A toc11
V OUT
50mV/div
(AC-COUPLED)
700
600
500
400
300
200
100
V OUT = 3.3V
V LX1
2V/div
V LX2
2V/div
I LX
500mA/div
0
2.0
2.5
3.0
3.5
4.0
4.5
5.0
5.5
6.0
1 μ s/div
INPUT VOLTAGE (V)
V LX1
2V/div
V LX2
2V/div
SWITCHING WAVEFORMS
V IN = 3.3V, LOAD = 500mA, V OUT = 3.3V
MAX8625A toc12
1 μ s/div
SKIP MODE
V IN = 3V, LOAD = 20mA,
V OUT
50mV/div
(AC-COUPLED)
I LX
500mA/div
V LX1
2V/div
V LX2
2V/div
SWITCHING WAVEFORMS
V IN = 3.6V, LOAD = 500mA, V OUT = 3.3V
MAX8625A toc13
1 μ s/div
FPWM MODE
V IN = 3V, LOAD = 20mA,
V OUT
50mV/div
(AC-COUPLED)
I LX
500mA/div
V OUT = 3.288V
MAX8625A toc14
V OUT = 3.308V
MAX8625A toc15
CH1 = V LX1
2V/div
CH2 = V LX2
2V/div
10 μ s/div
V OUT
20mV/div
(AC-COUPLED)
I LX
500mA/div
V LX1
2V/div
V LX2
2V/div
1 μ s/div
V OUT
20mV/div
(AC-COUPLED)
I LX
500mA/div
_______________________________________________________________________________________
5
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