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参数资料
| 型号： | MAX15118EWI+T |
| 厂商： | Maxim Integrated Products |
| 文件页数： | 4/23页 |
| 文件大小： | 0K |
| 描述： | IC REG BUCK SYNC ADJ 18A 28WLP |
| 产品培训模块： | 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： | 0.6 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： | 18A |
| 同步整流器： | 是 |
| 工作温度： | -40°C ~ 85°C |
| 安装类型： | 表面贴装 |
| 封装/外壳： | 28-WFBGA，WLBGA |
| 包装： | 带卷 (TR) |
| 供应商设备封装： | 28-WLP（3.5x2） |
MAX15118
High-Efficiency, 18A, Current-Mode Synchronous
Step-Down Regulator with Integrated Switches
DC ELECTRICAL CHARACTERISTICS (continued)
(V IN = 5V, see the Typical Operating Circuits , T A = -40 N C to +85 N C. Typical values are at T A = +25 N C, unless otherwise noted.) (Note 5)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
POWER-GOOD OUTPUT
PGOOD Threshold
PGOOD Threshold Hysteresis
V FB falling, PGOOD deasserts
V FB rising
0.514
0.530
25
0.542
V
mV
PGOOD Output Voltage Low
PGOOD Leakage Current
V PG_OL
I PG_LK
I PGOOD = 5mA, V EN = 0V
V PGOOD = 5.5V, V FB = 0.65V
18
50
1
mV
F A
THERMAL SHUTDOWN
Thermal Shutdown Threshold
Thermal Shutdown Hysteresis
T SHDN
Die temperature rising
+150
20
N C
N C
Note 5: All devices are 100% production tested at T A = +25 N C. Limits over the operating temperature range are guaranteed by design.
Note 6: Connect SKIP to EN for skip mode functionality. Connect SKIP to GND for PWM mode functionality.
Typical Operating Characteristics
(V IN = 5V, V OUT = 1.5V, C SS = 0.1μF, see the Typical Operating Circuits , T A = +25°C, unless otherwise noted.)
EFFICIENCY vs. OUTPUT CURRENT
(V IN = 5V, PWM MODE)
EFFICIENCY vs. OUTPUT CURRENT
(V IN = 3.3V, PWM MODE)
EFFICIENCY vs. OUTPUT CURRENT
(V IN = 5V, SKIP MODE)
100
95
V OUT = 3.3V
100
95
V OUT = 2.5V
100
95
V OUT = 3.3V
90
85
90
85
90
85
80
75
70
65
60
55
V OUT = 2.5V
V OUT = 1.8V
V OUT = 1.5V
V OUT = 1.2V
V OUT = 0.8V
80
75
70
65
60
55
V OUT = 1.8V
V OUT = 1.5V
V OUT = 1.2V
V OUT = 0.8V
80
75
70
65
60
55
V OUT = 2.5V
V OUT = 1.8V
V OUT = 1.5V
V OUT = 1.2V
V OUT = 0.8V
50
50
50
0
2
4
6
8
10
12
14
16
18
0
2
4
6
8
10
12
14
16
18
0
2
4
6
8
10
12
14
16
18
OUTPUT CURRENT (A)
OUTPUT CURRENT (A)
OUTPUT CURRENT (A)
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