参数资料
型号: MAX1937EEI+
厂商: Maxim Integrated Products
文件页数: 8/24页
文件大小: 0K
描述: IC REG CTRLR PWM HYBRID 28-QSOP
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 50
PWM 型: 混合物
输出数: 1
频率 - 最大: 500kHz
占空比: 50%
电源电压: 6 V ~ 24 V
降压:
升压:
回扫:
反相:
倍增器:
除法器:
Cuk:
隔离:
工作温度: 0°C ~ 85°C
封装/外壳: 28-QSOP
包装: 管件
Two-Phase Desktop CPU Core Supply
Controllers with Controlled VID Change
Typical Operating Characteristics (continued)
(V IN = 12V, V OUT = 1.45V, T A = +25°C, unless otherwise noted.)
70
65
60
55
50
45
40
V DD CURRENT vs. V DD VOLTAGE
IN SHUTDOWN
1.450
1.425
1.400
1.375
OUTPUT VOLTAGE vs. LOAD CURRENT
AT 1.45V OUTPUT
R VPOS = 90.9k Ω
R VPOS = 120k Ω
35
30
VID_ NOT CONNECTED
1.350
V IN = 12V
4.5
4.7
4.9
5.1
5.3
5.5
0
10
20
30
40
50
30
25
20
15
10
5
V DD VOLTAGE (V)
CURRENT SHARING
V IN = 12V
30
25
20
15
10
5
LOAD CURRENT (A)
CURRENT SHARING
V IN = 12V
0
-5
V OUT = 1.45V
T A = +25 ° C
0
-5
V OUT = 1.45V
T A = +80 ° C
0
10
20
30
40
50
0
10
20
30
40
50
LOAD CURRENT (A)
INDUCTOR CURRENT WAVEFORMS
WITH 0A LOAD
MAX1937 toc12
OUTPUT RIPPLE
VOLTAGE:
20mV/div
LOAD CURRENT (A)
INDUCTOR CURRENT WAVEFORMS
WITH 40A LOAD
MAX1937 toc13
OUTPUT RIPPLE
VOLTAGE:
20mV/div
OUTPUT INDUCTOR
CURRENTS:
10A/div
OUTPUT INDUCTOR
0A
2 μ s/div
CURRENTS:
10A/div
V IN = 12V
V OUT = 1.45V
I OUT = 0A
0A
2 μ s/div
V IN = 12V
V OUT = 1.45V
I OUT = 40A
8
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MAX1937EEI-TG069 制造商:Maxim Integrated Products 功能描述:
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