参数资料
型号: MCP1650RT-E/MS
厂商: Microchip Technology
文件页数: 11/28页
文件大小: 0K
描述: IC REG CTRLR BST FLYBK PWM 8MSOP
标准包装: 2,500
PWM 型: 电流模式
输出数: 1
频率 - 最大: 850kHz
占空比: 80%
电源电压: 2.7 V ~ 5.5 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: 8-TSSOP,8-MSOP(0.118",3.00mm 宽)
包装: 带卷 (TR)
配用: MCP1650EV-ND - BOARD EVAL FOR MCP1650,51,52,53
MCP1650DM-LED1-ND - BOARD DEMO FOR MCP165X
MCP1650/51/52/53
Note: Unless otherwise indicated, V IN = 3.3V, VOUT = 12V, C IN = 10 μF (x5R or X7R Ceramic), C OUT = 10 μF (X5R or X7R),
I OUT = 10 mA, L = 3.3 μH, SHDN > V IH , T A = +25°C.
20
15
PG TH(HIGH)
T A = 25°C
116
114
10
5
0
-5
-10
-15
-20
PG TH(Hysteresis)
PG TH(LOW)
112
110
108
106
104
T J = +125°C
T J = - 40°C
T J = +25°C
2.7
3
3.3 3.6 3.9
4.2 4.5
4.8 5.1 5.4
5.7
6
2
2.5
3
3.5
4
4.5
5
5.5
6
Input Voltage (V)
Input Voltage (V)
FIGURE 2-25:
PG Threshold and
FIGURE 2-28:
Current Sense Threshold
Hysteresis Percentage vs. Input Voltage.
250
200
vs. Input Voltage.
20.0
16.0
150
100
50
T J = +125°C
T J = - 40°C
T J = +25°C
12.0
8.0
4.0
T J = +125°C
T J = - 40°C
T J = +25°C
0
0.0
0
2
4
6
8
10
2
2.5
3
3.5
4
4.5
5
5.5
6
PG Output Sink Current (mA)
Input Voltage (V)
FIGURE 2-26:
Current.
PG Output Voltage vs. Sink
FIGURE 2-29:
vs. Input Voltage.
V EXT High Output Voltage
8.0
7.0
6.0
5.0
4.0
3.0
2.0
1.0
0.0
T J = - 40°C
T J = +125°C
T J = +25°C
2
2.5
3
3.5
4
4.5
5
5.5
6
Input Voltage (V)
FIGURE 2-27:
PG Timing.
FIGURE 2-30:
vs. Input Voltage.
V EXT Low Output Voltage
? 2004 Microchip Technology Inc.
DS21876A-page 11
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