参数资料
型号: MAX15049ETJ+T
厂商: Maxim Integrated Products
文件页数: 8/31页
文件大小: 0K
描述: IC CTRLR PWM STP-DN TRIPL 32WQFN
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 2,500
应用: 电源控制器,序列发生器
电源电压: 4.7 V ~ 23 V
电流 - 电源: 6mA
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 32-WFQFN 裸露焊盘
供应商设备封装: 32-TQFN-EP(5x5)
包装: 带卷 (TR)
MAX15048/MAX15049
Triple-Output Buck Controllers
with Tracking/Sequencing
Typical Operating Characteristics (continued)
(V IN = 12V, V DREG_ = V REG , V PGND_ = 0V, C REG = 2.2 F F, R RT = 39.2k I , T A = +25 N C, unless otherwise noted. See Figure 10.)
120° OUT-OF-PHASE OPERATION
MAX15048 toc25
10V/div
0.60250
0.60125
V FB_ vs. TEMPERATURE
DRIVERS SWITCHING
NO OUTPUT LOAD
V IN = 12V
V LX1
V LX2
V LX3
1μs/div
0V
10V/div
0V
10V/div
0V
0.60000
0.59875
0.59750
0.59625
0.59500
-40 -28 -15 -3 10 23 35 48 60 73 85
TEMPERATURE (°C)
CONVERTER 1 SHORT-CIRCUIT CONDITION
(HICCUP MODE)
MAX15048 toc27
BREAK-BEFORE-MAKE TIMING
MAX15048 toc28
FULL LOAD
V OUT1
V LX1
I OUT1
V PGOOD
2μs/div
BREAK-BEFORE-MAKE TIMING
MAX15048 toc29
200mV/div
10V/div
10A/div
1V/div
V LX1
V DL1
20ns/div
STARTUP INTO PREBIASED OUTPUT
(0.5V PREBIASED)
MAX15048 toc30
5V/div
0V
2V/div
0V
V LX1
FULL LOAD
2V/div
V EN1
5V/div
0V
8
V DL1
20ns/div
0V
2V/div
0V
V OUT1
1ms/div
1V/div
0V
Maxim Integrated
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