参数资料
型号: MCP16321T-ADJE/NG
厂商: Microchip Technology
文件页数: 10/34页
文件大小: 0K
描述: IC REG BUCK SYNC ADJ 1A 16-VQFN
标准包装: 1
类型: 降压(降压)
输出类型: 可调式
输出数: 1
输出电压: 0.9 V ~ 5 V
输入电压: 6 V ~ 24 V
PWM 型: 电流模式
频率 - 开关: 1MHz
电流 - 输出: 1A
同步整流器:
工作温度: -40°C ~ 125°C
安装类型: 表面贴装
封装/外壳: 16-VFQFN 裸露焊盘
包装: 标准包装
供应商设备封装: 16-QFN(3x3)
其它名称: MCP16321T-ADJE/NGDKR
MCP16321/2
Note: Unless otherwise indicated, V IN = 12V, EN = Floating (Internally pulled up), C IN = 20 μF, C OUT = 2x22 μF,
L = 4.7 μH (XAL6060-472MEB), I LOAD = 200 mA, T A = +25°C. MCP16321 maximum output current = 1A.
8
7
6
5
4
3
2
1
0
1020
1015
1010
1005
1000
995
990
985
980
6
10
14
18
22
-40
-10
20 50 80
110
V IN (V)
Ambient Temperature (°C)
FIGURE 2-19:
Shutdown Current vs. Input
FIGURE 2-22:
Oscillator Frequency vs.
Voltage.
4.90
4.85
4.80
Temperature (I OUT = 300 mA).
5.50
5.45
4.75
4.70
4.65
4.60
4.55
4.50
4.45
5.40
5.35
5.30
5.25
5.20
I OUT = 0A
-40
-10
20 50 80
Ambient Temperature (°C)
110
-40
-10
20 50 80
Ambient Temperature (°C)
110
FIGURE 2-20:
Shutdown Current vs.
FIGURE 2-23:
Input Quiescent Current vs.
Temperature.
3.300
Temperature (No Load, Switching).
2.42
3.298
I OUT = 0.1A
2.40
3.296
2.38
I OUT = 0A
3.294
3.292
3.290
3.288
3.286
3.284
I OUT = 1A
2.36
2.34
2.32
2.30
2.28
-40
-10
20 50 80
110
-40
-10
20 50 80
110
Ambient Temperature (°C)
Ambient Temperature (°C)
FIGURE 2-21:
Output Voltage vs.
FIGURE 2-24:
Input Current vs.
Temperature.
DS22285A-page 10
Temperature (No Load, No Switching).
? 2011 Microchip Technology Inc.
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