参数资料
型号: MAX5019ESA+T
厂商: Maxim Integrated Products
文件页数: 4/14页
文件大小: 0K
描述: IC REG CTRLR FLYBK ISO PWM 8SOIC
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 2,500
PWM 型: 电流模式
输出数: 1
频率 - 最大: 302kHz
占空比: 85%
电源电压: 13 V ~ 110 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-SOIC(0.154",3.90mm 宽)
包装: 带卷 (TR)
Current-Mode PWM Controllers with Integrated
Startup Circuit
Typical Operating Characteristics (continued)
(V+ = 48V, V DD = 13V, CS = GND, NRDV is open circuit, T A = +25 ° C, unless otherwise noted.)
MAX5020
48.0
MAXIMUM DUTY CYCLE
vs. TEMPERATURE
1.64
V+ SUPPLY CURRENT
vs. TEMPERATURE
4.50
SOFT-START SOURCE CURRENT
vs. TEMPERATURE
47.8
FB = GND
1.63
1.62
4.49
4.48
V DD = FB = SS_SHDN = GND
47.6
1.61
FB = V DD = GND
4.47
V+ = 110V
1.60
4.46
47.4
47.2
47.0
46.8
1.59
1.58
1.57
1.56
1.55
4.45
4.44
4.43
4.42
4.41
4.40
-40
-20
0
20
40
60
80
-40
-20
0
20
40
60
80
-40
-20
0
20
40
60
80
13.80
TEMPERATURE ( ° C)
V+ INPUT CURRENT vs.
TEMPERATURE (AFTER STARTUP)
182.5
TEMPERATURE ( ° C)
V+ SHUTDOWN CURRENT
vs. TEMPERATURE
0.488
TEMPERATURE ( ° C)
CS THRESHOLD VOLTAGE
vs. TEMPERATURE
13.75
13.70
V+ = 110V, V DD = 13V, FB = GND
182.0
181.5
V+ = 110V, FB = SS_SHDN = GND
0.487
FB = GND
13.65
181.0
180.5
0.486
0.485
13.60
180.0
13.55
13.50
179.5
179.0
0.484
0.483
-40
-20
0
20
40
60
80
-40
-20
0
20
40
60
80
-40
-20
0
20
40
60
80
5.0
4.5
TEMPERATURE ( ° C)
NDRV RESISTANCE
vs. TEMPERATURE
210
208
TEMPERATURE ( ° C)
CURRENT-LIMIT DELAY
vs. TEMPERATURE
2.410
TEMPERATURE ( ° C)
V SS_SHDN vs. V DD
4.0
3.5
HIGH-SIDE DRIVER
206
204
202
FB = GND, 100mV OVERDRIVE ON CS
2.408
2.406
3.0
200
2.5
198
196
2.404
2.0
1.5
1.0
LOW-SIDE DRIVER
194
192
190
188
2.402
2.400
-40
-20
0
20
40
60
80
-40
-20
0
20
40
60
80
0
5
10
15
20
25
30
35
40
TEMPERATURE ( ° C)
TEMPERATURE ( ° C)
V DD (V)
4
_______________________________________________________________________________________
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