参数资料
型号: MCP1640T-I/MC
厂商: Microchip Technology
文件页数: 6/32页
文件大小: 0K
描述: IC REG BOOST SYNC ADJ 0.1A 8DFN
标准包装: 3,300
类型: 升压(升压)
输出类型: 可调式
输出数: 1
输出电压: 2 V ~ 5.5 V
输入电压: 0.8 V ~ 5.5 V
频率 - 开关: 500kHz
电流 - 输出: 100mA
同步整流器:
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 8-VFDFN 裸露焊盘
包装: 带卷 (TR)
供应商设备封装: 8-DFN(3x2)
MCP1640/B/C/D
Note: Unless otherwise indicated, V IN = EN = 1.2V, C OUT = C IN = 10 μF, L = 4.7 μH, V OUT = 3.3V, I LOAD = 15 mA, T A = +25°C.
3.33
3.325
3.32
3.315
I OUT = 15 mA
V IN = 1.8V
V IN = 1.2V
1.00
0.85
V OUT = 3.3V
Startup
3.31
3.305
0.70
0.55
3.3
3.295
V IN = 0.8V
0.40
Shutdown
3.29
3.285
0.25
-40
-25
-10
5
20
35
50
65
80
0
20
40
60
80
100
Ambient Temperature (°C)
I OUT (mA)
FIGURE 2-7:
3.3V V OUT vs. Ambient
FIGURE 2-10:
Minimum Start-up and
Temperature.
Shutdown V IN into Resistive Load vs. I OUT .
3.38
V IN = 1.5V
525
V OUT = 3.3V
520
3.36
3.34
I OUT = 5 mA
515
510
505
3.32
500
3.30
3.28
3.26
I OUT = 15 mA
I OUT = 50 mA
495
490
485
480
-40
-25
-10
5
20
35
50
65
80
-40
-25
-10
5
20
35
50
65
80
Ambient Temperature (°C)
Ambient Temperature (°C)
FIGURE 2-8:
Temperature.
3.40
T A = 85°C
3.36
3.3V V OUT vs. Ambient
I OUT = 5 mA
FIGURE 2-11:
Temperature.
4.5
4
3.5
F OSC vs. Ambient
V OUT = 5.0V
3.32
3.28
T A = 25°C
3
2.5
2
V OUT = 3.3V
V OUT = 2.0V
3.24
3.20
T A = - 40°C
1.5
1
0.5
0
0.8
1.2
1.6
2
2.4
2.8
0
1
2
3
4
5
6
7
8
9
10
V IN (V)
I OUT (mA)
FIGURE 2-9:
3.3V V OUT vs. V IN .
FIGURE 2-12:
PWM Pulse Skipping Mode
Threshold vs. I OUT .
DS22234B-page 6
? 2011 Microchip Technology Inc.
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