gm34063 Gamma Microelectronics, gm34063 Datasheet - Page 9

• Manufacturer Part Number: gm34063
• Description: Gm34063 1.5a Dc-to-dc Converter Control Circuit
• Manufacturer: Gamma Microelectronics

External Current Buck Connections for I Peak Greater than 1.5A
V
MICROELECTRONICS
V
IN
IN
R
A
SC
R
SC
8
7
6
A
8
7
6
5
I
Comparator
pk
Figure 7a. External NPN Switch
I
Oscillator
Comparator
pk
Figure 7b. External NPN Switch
+
-
Oscillator
+
-
C
T
C
T
S
R
S
R
Reference
Q
Regulator
1.25V
Reference
Q
Regulator
1.25V
1.5A DC-to-DC CONVERTER CONTROL CIRCUIT
Q2
C
Q2
Q1
Power Management
Q1
1
3
2
3
4
1
2
GM34063
V
OUT
V
OUT
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