MC33060A Motorola, MC33060A Datasheet - Page 11

• Manufacturer Part Number: MC33060A
• Description: (MC33060A / MC34060A) PRECISION SWITCHMODE PULSE WIDTH MODULATOR CONTROL CIRCUIT
• Manufacturer: Motorola

MOTOROLA ANALOG IC DEVICE DATA
V in = 8.0V to 40V
50/50V
+
7.5k
0.01
3.3k
* Optional circuit to minimize output ripple
47k
Line Regulation
Load Regulation
Output Ripple
Short Circuit Current
Efficiency
1.0M
10k
0.01
47k
Test
Figure 21. Step–Up/Down Voltage Inverting Converter
30k
10/16V
14
13
12
1
2
3
4.7k
with Soft–Start and Current Limiting
+
–
Comp
+
–
V ref
820
MC34060A MC33060A
4
D T
V in = 8.0 V to 40 V, I O = 250 mA
V in = 12 V, I O = 1.0 to 250 mA
V in = 12 V, I O = 250 mA
V in = 12 V, R L = 0.1
V in = 12 V, I O = 250 mA
0.001
10
MC34060A
V CC
5
C T
6
Conditions
R T
47k
Gnd
47
C
E
9
8
7
Tip 32C
75
10 mV p–p P.A.R.D.
52 mV
47 mV
150 H
@ 2.0A
MR851
Results
330 mA
86%
0.35%
0.32%
+
330/16V
20 H *
@ 1.0A
1.0
+
*
330/16V
–15V/
0.25A
V out
11