参数资料
型号: MAX15058EVKIT+
厂商: Maxim Integrated Products
文件页数: 4/21页
文件大小: 0K
描述: EVAL KIT STEP-DOWN 3A MAX15058
产品培训模块: Obsolescence Mitigation Program
标准包装: 1
主要目的: DC/DC,步降
输出及类型: 1,非隔离
功率 - 输出: 5.4W
输出电压: 1.8V
电流 - 输出: 3A
输入电压: 2.8 ~ 5.5 V
稳压器拓扑结构: 降压
频率 - 开关: 1MHz
板类型: 完全填充
已供物品:
已用 IC / 零件: MAX15058
High-Efficiency, 3A, Current-Mode
Synchronous, Step-Down Switching Regulator
Typical Operating Characteristics
(V IN = 5V, V OUT = 1.8V, I LOAD = 3A, Circuit of Figure 5, T A = +25 N C, unless otherwise noted.)
EFFICIENCY vs. LOAD CURRENT
(PWM MODE)
EFFICIENCY vs. OUTPUT CURRENT
(FORCED PWM)
EFFICIENCY vs. LOAD CURRENT
(SKIP MODE)
100
V OUT = 3.3V
V OUT = 2.5V
100
V OUT = 2.5V
100
95
95
95
90
85
V OUT = 1.8V
V OUT = 1.5V
V OUT = 1.2V
90
85
V OUT = 1.8V
V OUT = 1.5V
V OUT = 1.2V
90
85
80
V OUT = 1.5V
V OUT = 1.8V
V OUT = 1.2V
V OUT = 2.5V
V OUT = 3.3V
80
80
75
75
0
0.5
1.0
1.5
2.0
V IN = 5V
2.5
3.0
75
0
0.5
1.0
1.5
2.0
V IN = 3.3V
2.5
3.0
70
0
0.5
1.0
1.5
2.0
V IN = 5V
2.5
3.0
OUTPUT CURRENT (A)
OUTPUT CURRENT (A)
OUTPUT CURRENT (A)
100
EFFICIENCY vs. OUTPUT CURRENT
(SKIP MODE)
1100
SWITCHING FREQUENCY
vs. INPUT VOLTAGE
95
V OUT = 2.5V
1080
1060
1040
90
85
V OUT = 1.8V
V OUT = 1.5V
V OUT = 1.2V
1020
1000
980
960
80
940
75
0
0.5
1.0
1.5
2.0
V IN = 3.3V
2.5
3.0
920
900
2.7
3.2
3.7
4.2
4.7
5.2
1.89
1.87
OUTPUT CURRENT (A)
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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