参数资料
型号: MC33163DWR2G
厂商: ON Semiconductor
文件页数: 10/16页
文件大小: 0K
描述: IC REG BUCK BOOST INV ADJ 16SOIC
标准包装: 1,000
类型: 降压(降压),升压(升压),反相
输出类型: 可调式
输出数: 1
输出电压: 1.25 V ~ 40 V
输入电压: 2.5 V ~ 40 V
PWM 型: 电压模式
频率 - 开关: 50kHz
电流 - 输出: 3.4A
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: 16-SOIC(0.295",7.50mm 宽)
包装: 带卷 (TR)
供应商设备封装: 16-SOIC W
其它名称: MC33163DWR2GOS
MC33163DWR2GOS-ND
MC33163DWR2GOSTR
MC34163, MC33163
R SC
8
0.25 V
+
-
+
Current
Limit
9
V in
12 V
0.075
C in
+
7
+
10
330
C T
6
Oscillator
Q 1
11
680 pF
5
Thermal
R
Q
S
60
Q 2
12
4
3
+
Latch
13
14
45 k
Feedback
Comparator
1.125 V
Low Voltage
Indicator Output
R LVI
10 k
C DLY
2
1
LVI
+
+
-
+
+
+
-
1.25 V 15 k
+
+
2.0 mA
7.0 V
15
16
1N5822
0.02
C B R B
L
180 m H
Coilcraft LO451-A
(Bottom View)
2200
+
C O
V out
5.05 V/3.0 A
Test
Line Regulation
Load Regulation
Output Ripple
Short Circuit Current
Efficiency, Without Bootstrap
Efficiency, With Bootstrap
Condition
V in = 8.0 V to 24 V, I O = 3.0 A
V in = 12 V, I O = 0.6 A to 3.0 A
V in = 12 V, I O = 3.0 A
V in = 12 V, R L = 0.1 W
V in = 12 V, I O = 3.0 A
V in = 12 V, I O = 3.0 A
Figure 21. Step ? Down Converter
Results
6.0 mV = ± 0.06%
2.0 mV = ± 0.02%
36 mVpp
3.3 A
76.7%
81.2%
8
9
8
9
Q 3
7
6
5
4
3
2
1
+
+
Q 1
Q 2
10
11
12
13
14
15
16
Q 3
7
6
5
4
3
2
1
+
+
Q 1
Q 2
10
11
12
13
14
15
16
+
(Bottom View)
Figure 22A. External NPN Switch
+
(Bottom View)
Figure 22B. External PNP Saturated Switch
Figure 22. External Current Boost Connections for I pk (Switch) Greater Than 3.4 A
http://onsemi.com
10
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