mc34063a-s08-t Unisonic Technologies, mc34063a-s08-t Datasheet - Page 9

• Manufacturer Part Number: mc34063a-s08-t
• Description: Variable Frequency Dc-dc Converter Controller Ic For Step-up Or Step-down Voltage Converter
• Manufacturer: Unisonic Technologies

MC34063A
TYPICAL CHARACTERISTICS
100
500
200
100
1.8
1.7
1.6
1.5
1.4
1.3
1.2
1.1
1.0
5.0
2.0
1.0
50
20
10
0
0.01 0.02
0
Figure 3. Emitter Follower Configuration Output
V
Pin 7 = V
Pin 5 = Gnd
Ta = 25℃
UNISONIC TECHNOLOGIES CO., LTD
Saturation Voltage versus Emitter Current
www.unisonic.com.tw
CC
0.2
Figure 1.Output Switch ON-OFF Time
Oscilator Timing Capacitor, C
versus Oscillator Timing Capacitor
= 5.0V
0.05 0.1
0.4
CC
Emitter Current, I
0.6
0.2
0.8
V
Pin 1,7,8 = V
Pin 3,5 = Gnd
Ta = 25℃
CC
= 5.0V
0.5 1.0
1.0
E
t
ON
(A)
1.2
2.0
CC
t
T
OFF
(nF)
1.4
5.0 10
1.6
1.1
1.0
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
0
V
Pin 7 = V
Pin 2 = Gnd
0
CC
V
Pin 7 = V
Pin 2,3,5 = Gnd
Ta = 25℃
CC
Figure 4. Common Emitter Configuration
Output Switch Saturation Voltage versus
Figure 2. Timing Capacitor Waveform
= 5.0V
LINEAR INTEGRATED CIRCUIT
0.2
= 5.0V
CC
0.4
CC
Emitter Current, I
Pin 1,5,8 = Open
C
Ta = 25℃
T
Coilector Current
= 1.0nF
10μs/DIV
0.6
0.8
1.0
E
Connection
Darlington
(A)
Forced ß = 20
1.2
QW-R103-008,G
1.4
9 of 10
1.6