MC34063AD Datasheet, PDF (5/9 Pages) Tiger Electronic Co.,Ltd – DC-to-DC Converter Control Circuits

3.Step-Down Converter
MC34063A
test
Line Regulation
Load Regulation
Output Ripple
Short Circuit Current
Efficiency
Output Ripple With Optional Filter
conditions
Vin=15~25V, Io=500mA
Vin=25V,Io=50~500 mA
Vin=25V, Io=500 mA
Vi n = 2 5 V, R L = 0 . 1 Ω
Vin=25V, Io=500mA
Vin=25V, Io=500mA
Results
12mV=±0.12%
3.0mV=±0.03%
120mVpp
1.1A
83.7%
40mVpp
4.External Current Boost Connections for Ic Peak Greater than 1.5A
(1).External NPN Switch
(2) External NPN Saturated Switch