MC33060A Motorola, MC33060A Datasheet - Page 9

• 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
50/50
+
Line Regulation
Load Regulation
Output Ripple
Short Circuit Current
Efficiency
0.01
47k
1.0M
Test
4.7k
150
0.01
4.7k
Figure 19. Step–Down Converter with Soft–Start
10/16V
4.7k
14
13
12
MC34060A MC33060A
1
2
3
+
and Output Current Limiting
4.7k
+
–
Comp
+
–
V ref
390
V in = 8.0 V to 40 V, I O = 1.0 A
V in = 12 V, I O = 1.0 mA to 1.0 A
V in = 12 V, I O = 1.0 A
V in = 12 V, R L = 0.1
V in = 12 V, I O = 1.0 A
4
D T
0.001
MC34060A
10
5
V CC
C T
Conditions
6
R T
Gnd
47
47k
C
E
9
8
7
Tip 32
75
75 mV p–p P.A.R.D.
3.0 mV
25 mV
Results
MR850
1.6 A
73%
150 H @ 2.0A
0.06%
0.5%
0.1
+
1000
6.3V
5.0V/1.0A
V out
9