参数资料
型号: MAX15002ATL+
厂商: Maxim Integrated Products
文件页数: 6/29页
文件大小: 0K
描述: IC REG CTRLR BUCK PWM 40-TQFNEP
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 50
PWM 型: 电压模式
输出数: 2
频率 - 最大: 2.2MHz
电源电压: 5.5 V ~ 23 V
降压:
升压:
回扫:
反相:
倍增器:
除法器:
Cuk:
隔离:
工作温度: -40°C ~ 125°C
封装/外壳: 40-WFQFN 裸露焊盘
包装: 管件
MAX15002
Dual-Output Buck Controller with
Tracking/Sequencing
Typical Operating Characteristics (continued)
(V IN = 12V, referenced to Figure 8, T A = T J = +25°C, unless otherwise noted.)
VALLEY CURRENT-LIMIT THRESHOLD
SWITCHING CURRENT
100
vs. TEMPERATURE
15
vs. FREQUENCY
RATIOMETRIC STARTUP
MAX15002 toc11
90
R ILIM_ = 25.5k ?
14
10V/div
80
70
60
50
40
13
12
11
10
9
8
7
V IN = 12V
DL_, DH_
V IN
0V
1V/div
1V/div
30
20
TEMP COEFFICIENT (nom.) = 3,333ppm/ ° C
6
5
UNCONNECTED
V FB_ = 0V
V OUT1, 2
V EN2 = 0V, SEL = REG
0V
-50
-25
0
25
50
75
100 125 150
200
700
1200
1700
2200
2ms/div
TEMPERATURE ( ° C)
FREQUENCY (kHz)
CHANNEL 2 SHORT CIRCUIT
CHANNEL 1 SHORT CIRCUIT
V OUT2
V OUT1
RATIOMETRIC SHUTDOWN
MAX15002 toc12
500mV/div V OUT2
V IN
(RATIOMETRIC MODE)
MAX15002 toc13
10V/div
0V
1V/div
V IN
V OUT1
(RATIOMETRIC MODE)
MAX15002 toc14
10V/div
0V
2V/div
500mV/div V OUT1
0V
2V/div
V OUT2
0V
1V/div
V EN2 = 0V, SEL = REG
0V
V EN2 = 0V, SEL = REG
0V
V EN2 = 0V, SEL = REG
0V
V IN
1ms/div
COINCIDENT STARTUP
MAX15002 toc15
10V/div
0V
1ms/div
V OUT1
1ms/div
COINCIDENT SHUTDOWN
MAX15002 toc16
500mV/div
1V/div
1V/div
V OUT2
500mV/div
V OUT1, 2
CIRCUIT OF FIGURE 8, SEL = REG
0V
0V
6
2ms/div
2ms/div
Maxim Integrated
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