参数资料
型号: MAX15053EWL+T
厂商: Maxim Integrated Products
文件页数: 4/21页
文件大小: 0K
描述: IC REG BUCK SYNC ADJ 2A 9WLP
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: 0.6 V ~ 5.17 V
输入电压: 2.7 V ~ 5.5 V
PWM 型: 电流模式
频率 - 开关: 1MHz
电流 - 输出: 2A
同步整流器:
工作温度: -40°C ~ 85°C
安装类型: *
封装/外壳: *
包装: *
供应商设备封装: *
High-Efficiency, 2A, Current-Mode
Synchronous, Step-Down Switching Regulator
Typical Operating Characteristics
(V IN = 5V, V OUT = 1.8V, I LOAD = 2A, Circuit of Figure 5, T A = +25 N C, unless otherwise noted.)
100
95
EFFICIENCY vs. OUTPUT CURRENT
(PWM MODE)
100
95
EFFICIENCY vs. OUTPUT CURRENT
(PWM MODE)
100
95
EFFICIENCY vs. OUTPUT CURRENT
(SKIP MODE)
V OUT = 3.3V
90
85
90
85
90
85
80
V OUT = 3.3V V OUT = 1.8V
V OUT = 1.2V
80
V OUT = 2.5V V OUT = 1.8V
V OUT = 1.2V
80
V OUT = 2.5V
V OUT = 1.5V
75
70
V OUT = 2.5V V OUT = 1.5V
75
70
V OUT = 1.5V
75
70
V OUT = 1.8V
V OUT = 1.2V
65
60
65
60
65
60
55
V IN = 5V
55
V IN = 3.3V
55
V IN = 5V
50
0
400
800
1200
1600
2000
2400
50
0
400
800
1200
1600
2000
2400
50
OUTPUT CURRENT (mA)
OUTPUT CURRENT (mA)
OUTPUT CURRENT (mA)
100
95
90
EFFICIENCY vs. OUTPUT CURRENT
(SKIP MODE)
1100
1080
1060
SWITCHING FREQUENCY
vs. INPUT VOLTAGE
85
80
75
70
65
60
55
V OUT = 2.5V     V OUT = 1.5V
V OUT = 1.8V     V OUT = 1.2V
V IN = 3.3V
1040
1020
1000
980
960
940
920
50
900
2.7
3.2
3.7
4.2
4.7
5.2
1.89
1.87
OUTPUT CURRENT (mA)
OUTPUT VOLTAGE
vs. SUPPLY VOLTAGE
1.89
1.87
INPUT VOLTAGE (V)
OUTPUT VOLTAGE
vs. OUTPUT CURRENT
1.85
1.83
1.81
1.79
1.85
1.83
1.81
1.79
V OUT = 3.3V
V OUT = 5V
1.77
I OUT = 0.5A
1.77
1.75
2.7
3.2
3.7
4.2
4.7
5.2
1.75
0
0.5
1.0
1.5
2.0
2.5
3.0
SUPPLY VOLTAGE (V)
OUTPUT CURRENT (A)
4
______________________________________________________________________________________
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