MC33163 Ver la hoja de datos (PDF) - Motorola => Freescale
Número de pieza
componentes Descripción
Fabricante
MC33163 Datasheet PDF : 16 Pages
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MC34163 MC33163
Figure 22. Step–Up Converter
RSC
8
0.25 V
+–
Current
Limit
+
Vin
12 V
0.075
Cin
+7 +
330
6 Oscillator
CT
680 pF
R
5
Q
Thermal
S
Latch
4
+
9
10
Q1
11
Q2
12
60
13
Low Voltage
Indicator
Output
3
14
45 k
2
+
+
+
–
Feedback
Comparator
15
+
1
+
RLVI
–
LVI
1.0 k
1.25 V 15 k
+
1.125 V
2.0 mA
16
+ 7.0 V
R1
2.2 k
R2
47 k
(Bottom View)
180 µH
L Coilcraft
LO451–A
1N5822
+ CO
330
Vout
28 V/600 mA
Test
Line Regulation
Load Regulation
Output Ripple
Efficiency
Condition
Vin = 9.0 V to 16 V, IO = 0.6 A
Vin = 12 V, IO = 0.1 A to 0.6 A
Vin = 12 V, IO = 0.6 A
Vin = 12 V, IO = 0.6 A
Results
30 mV = ± 0.05%
50 mV = ± 0.09%
140 mVpp
88.1%
Figure 23. External Current Boost Connections for Ipk (Switch) Greater Than 3.4 A
Figure 23A. External NPN Switch
Figure 23B. External PNP Saturated Switch
8
9
7
+
6
5
10
Q1 11
Q2
12
4
+
13
3
14 Q3
2
15
1
16
+
(Bottom View)
8
9
7
+
6
5
10
Q1 11
Q2
12
4
+
13
3
14 Q3
2
15
1
16
+
(Bottom View)
MOTOROLA ANALOG IC DEVICE DATA
11
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