参数资料
型号: MAX1745EUB+T
厂商: Maxim Integrated Products
文件页数: 6/15页
文件大小: 0K
描述: IC REG CTRLR BUCK PWM 10-UMAX
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 2,500
PWM 型: 控制器
输出数: 1
频率 - 最大: 330kHz
占空比: 100%
电源电压: 4.5 V ~ 36 V
降压:
升压:
回扫:
反相:
倍增器:
除法器:
Cuk:
隔离:
工作温度: -40°C ~ 85°C
封装/外壳: 10-TFSOP,10-MSOP(0.118",3.00mm 宽)
包装: 带卷 (TR)
High-Voltage, Step-Down DC-DC
Controllers in μMAX
Typical Operating Characteristics (continued)
(Circuit of Figure 1, T A = +25°C, unless otherwise specified.)
REFERENCE OUTPUT VOLTAGE CHANGE
vs. TEMPERATURE
MAX1744
ENTERING/EXITING SHUTDOWN
5
4
3
2
1
0
-1
-2
-3
-4
-5
V OUT
2V/div
SHUTDOWN
PULSE
5V/div
R L = 3.3Ω
MAX1744/5toc11
-50
-25
0
25
50
75
100
125
2ms/div
TEMPERATURE ( ° C)
A
LOAD-TRANSIENT RESPONSE
A
LINE-TRANSIENT RESPONSE
B
B
50 μ s/div
V IN = 7.2V, V OUT = 3.3V, LOAD CURRENT = 0.1A TO 2A
A: V OUT , 50mV/div, 3.3V AC-COUPLED
B: LOAD CURRENT, 1A/div
4ms/div
V OUT = 5V, LOAD CURRENT = 1A
A: V OUT , 100mV/div, AC-COUPLED
B: V IN , 6V TO 12V, 5V/div
6
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