GM34063 Datasheet, PDF (9/10 Pages) List of Unclassifed Manufacturers – 1.5A DC-to-DC CONVERTER CONTROL CIRCUIT

PRELIMINARY
GM34063
1.5A DC-to-DC CONVERTER CONTROL CIRCUIT
Figure 13. External Current Boost Connections for I_C Peak Greater than 1.5 A
8
7
R_sc
V_in
6
1
SQ
Q2
R
Q1
I_pk Oscillator
C_T
2
V_out
Comparator
+
-
1.25V
Reference
Regulator
External NPN Switch
8
1
S Q _Q2
V_out
R
Q1
7
2
R_sc
I_pk Oscillator
C_T
V_in
6
Comparator
+
1.25V
-
Reference
Regulator
External PNP Saturated Switch
Revision 1, May 2002
9
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