参数资料
型号: MCP1631VT-E/ST
厂商: Microchip Technology
文件页数: 9/34页
文件大小: 0K
描述: IC REG CTRLR ISO PWM VM 20-TSSOP
标准包装: 2,500
PWM 型: 电压模式
输出数: 1
频率 - 最大: 2MHz
占空比: 10%
电源电压: 3 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: 20-TSSOP(0.173",4.40mm 宽)
包装: 带卷 (TR)
其它名称: MCP1631VT-E/STTR
MCP1631/HV/MCP1631V/VHV
2.0
Note:
TYPICAL PERFORMANCE CURVES
The graphs and tables provided following this note are a statistical summary based on a limited number of
samples and are provided for informational purposes only. The performance characteristics listed herein are
not tested or guaranteed. In some graphs or tables, the data presented may be outside the specified
operating range (e.g., outside specified power supply range) and therefore outside the warranted range.
Note: Unless otherwise noted, V IN = 3.0V to 5.5V, F OSC = 1 MHz with 10% Duty Cycle, C IN = 0.1 μF, V IN for typical values = 5.0V, T A
for typical values = +25°C.
2.89
2.88
Device Turn On
4.00
3.70
V DD = +5.5V
2.87
2.86
2.85
2.84
2.83
2.82
2.81
Device Turn Off
3.40
3.10
2.80
2.50
2.20
1.90
1.60
1.30
V DD = +3.3V
V DD = +5.0V
V DD = +3.0V
V DD = +4.0V
2.8
Ambient Temperature (°C)
1.00
Ambient Temperature (°C)
FIGURE 2-1:
Undervoltage Lockout vs.
FIGURE 2-4:
Shutdown Current vs.
Temperature.
0.068
Temperature (MCP1631/MCP1631V).
1.60
0.067
0.066
1.50
1.40
V DD = +5.5V
V DD = +5.0V
0.065
0.064
0.063
1.30
1.20
V DD = +3.3V
V DD = +3.0V
V DD = +4.0V
0.062
0.061
Ambient Temperature (°C)
1.10
1.00
Ambient Temperature (°C)
FIGURE 2-2:
Undervoltage Lockout
FIGURE 2-5:
Oscillator Input Threshold
Hysteresis vs. Temperature.
4.00
vs. Temperature.
1.70
3.80
3.60
3.40
3.20
3.00
V DD = +5.0V
V DD = +3.3V
V DD = +3.0V
V DD = +5.5V
V DD = +4.0V
1.60
1.50
1.40
1.30
1.20
1.10
1.00
0.90
V DD = +5.5V
V DD = +5.0V
V DD = +4.0V
V DD = +3.3V
V DD = +3.0V
2.80
Ambient Temperature (°C)
0.80
Ambient Temperature (°C)
FIGURE 2-3:
Input Quiescent Current vs.
FIGURE 2-6:
Oscillator Disable Input
Temperature.
? 2008 Microchip Technology Inc.
Threshold vs. Temperature.
DS22063B-page 9
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