参数资料
型号: MAX8649BEWE+T
厂商: Maxim Integrated Products
文件页数: 7/31页
文件大小: 0K
描述: IC REG BUCK SYNC ADJ 1.8A 16WLP
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: 可调式
输出数: 1
输出电压: 0.75 V ~ 1.38 V
输入电压: 2.5 V ~ 5.5 V
频率 - 开关: 3.25MHz
电流 - 输出: 1.8A
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: 16-UFBGA,WLCSP
包装: 带卷 (TR)
供应商设备封装: 16-WLP(2x2)
1.8A Step-Down Regulator with
Remote Sense in 2mm x 2mm WLP
Typical Operating Characteristics (continued)
(Typical Operating Circuit, V IN1 = V IN2 = 3.6V, V AGND = V PGND = 0V, V OUT = 1.1V, V DD = 1.8V, T A = +25°C, unless otherwise noted.)
20
NO-LOAD SUPPLY CURRENT vs.
SUPPLY VOLTAGE (FORCED PWM)
1.32
OUTPUT VOLTAGE vs . LOAD CURRENT
1.115
OUTPUT VOLTAGE vs. LOAD CURRENT
18
16
NO SYNC
1.31
T A = +25NC
T A = +85NC
1.110
FORCED PWM
14
12
1.30
1.105
10
8
6
26MHz SYNC
1.29
1.28
T A = -40NC
POWER SAVE
1.100
1.095
POWER SAVE
4
2
1.27
V OUT = 1.3V
1.090
V OUT = 1.1V
0
2.5
3.5
4.5
5.5
1.26
0
0.4
0.8
1.2
1.6
2.0
1.085
0
0.3
0.6
0.9
1.2
1.5
1.8
SUPPLY VOLTAGE (V)
OUTPUT VOLTAGE vs. LOAD CURRENT
0.910
LOAD CURRENT (A)
LOAD CURRENT (A)
LIGHT LOAD SWITCHING WAVEFORMS
MAX8649/49A toc14
0.905
FORCED PWM
V OUT
20mV/div
0.900
0.895
V LX
2V/div
0.890
POWER SAVE
0.885
0.880
V OUT = 0.9V
I L
10mA LOAD, V OUT = 1.3V
200mA/div
0
0.3
0.6
0.9
1.2
1.5
1.8
2μs/div
LOAD CURRENT (A)
MEDIUM LOAD SWITCHING
WAVEFORMS
MAX8649/49A toc15
HEAVY LOAD SWITCHING WAVEFORMS
MAX8649/49A toc16
V OUT
V LX
20mV/div
2V/div
V OUT
V LX
20mV/div
2V/div
I L
I L
500mA LOAD
V OUT = 1.3V
500mA/div
1.8A LOAD
V OUT = 1.3V
1A/div
200ns/div
200ns/div
_______________________________________________________________________________________
7
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