参数资料
型号: MAX5053BEUA+
厂商: Maxim Integrated Products
文件页数: 5/13页
文件大小: 0K
描述: IC REG CTRLR BST ISO PWM 8-UMAX
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 50
PWM 型: 电流模式
输出数: 1
频率 - 最大: 290kHz
占空比: 76%
电源电压: 10.8 V ~ 24 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: 8-TSSOP,8-MSOP(0.118",3.00mm 宽)
包装: 管件
Current-Mode PWM Controllers with an Error
Amplifier for Isolated/Nonisolated Power Supplies
Typical Operating Characteristics (continued)
(UVLO = +1.4V, V FB = +1V, V COMP = floating, V CS = 0V, T A = +25°C, unless otherwise noted.)
SWITCHING FREQUENCY
CURRENT-LIMIT TRIP THRESHOLD
vs. TEMPERATURE
SWITCHING FREQUENCY
30
25
TOTAL NUMBER OF
DEVICES = 200
280
275
+3σ
TOTAL NUMBER OF
DEVICES = 100
30
25
TOTAL NUMBER OF
DEVICES = 200
270
20
265
20
15
10
5
0
260
255
250
245
240
MEAN
-3σ
15
10
5
0
260
270
280
290
300
310
320
-40
-20
0
20
40
60
80
230
240
250
260
270
280
290
CURRENT-LIMIT TRIP THRESHOLD (mV)
PROPAGATION DELAY FROM CURRENT-LIMIT
COMPARATOR INPUT TO NDRV vs. TEMPERATURE
TEMPERATURE ( ° C)
UVLO/EN PROPAGATION DELAY
vs. TEMPERATURE
SWITCHING FREQUENCY (kHz)
REFERENCE VOLTAGE
vs. TEMPERATURE
75
70
14
13
12
11
UVLO/EN RISING
1.230
1.229
V IN = 12V
10
65
60
55
50
9
8
7
6
5
4
3
2
1
0
UVLO/EN FALLING
1.228
1.227
1.226
1.225
-40
-20
0
20
40
60
80
-40
-20
0
20
40
60
80
-40
-20
0
20
40
60
80
TEMPERATURE ( ° C)
INPUT CURRENT
vs. INPUT CLAMP VOLTAGE
TEMPERATURE ( ° C)
INPUT CLAMP VOLTAGE
vs. TEMPERATURE
TEMPERATURE ( ° C)
NDRV OUTPUT IMPEDANCE
vs. TEMPERATURE
10
9
8
7
6
5
4
3
2
1
0
27.0
26.8
26.6
26.4
26.2
26.0
25.8
25.6
25.4
25.2
25.0
I IN = 2mA
2.2
2.1
2.0
1.9
1.8
1.7
1.6
1.5
1.4
1.3
1.2
V IN = 24V
SINKING 100mA
10.0 12.5 15.0 17.5 20.0 22.5 25.0 27.5 30.0
-40
-20
0
20
40
60
80
-40
-20
0
20
40
60
80
INPUT VOLTAGE (V)
TEMPERATURE ( ° C)
TEMPERATURE ( ° C)
_______________________________________________________________________________________
5
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MAX5053BEUA-T 功能描述:电流型 PWM 控制器 w/Error Amplifier RoHS:否 制造商:Texas Instruments 开关频率:27 KHz 上升时间: 下降时间: 工作电源电压:6 V to 15 V 工作电源电流:1.5 mA 输出端数量:1 最大工作温度:+ 105 C 安装风格:SMD/SMT 封装 / 箱体:TSSOP-14
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