UC3842A, 43A UC2842A, 43A
Figure 13. Output Saturation Voltage
versus Load Current
V sat , OUTPUT SATURATION VOLTAGE (V)
0
VCC
Figure 14. Output Waveform
VCC = 15 V
CL = 1.0 nF
TA = 25°C
–1.0
–2.0
Source Saturation
(Load to Ground)
TA = 25°C
TA = –55°C
VCC = 15 V
80
µs
Pulsed Load
120 Hz Rate
90%
3.0
TA = –55°C
2.0
1.0
0
0
Sink Saturation
(Load to VCC)
TA = 25°C
Gnd
10%
200
400
600
IO, OUTPUT LOAD CURRENT (mA)
800
50 ns/DIV
V O , OUTPUT VOLTAGE
Figure 15. Output Cross Conduction
VCC = 30 V
CL = 15 pF
TA = 25°C
25
20 V/DIV
I CC , SUPPLY CURRENT (mA)
20
15
10
UCX843A
5
0
100 ns/DIV
0
Figure 16. Supply Current versus
Supply Voltatage
I CC , SUPPLY CURRENT
100 mA/DIV
RT = 10 k
CT = 3.3 nF
VFB = 0 V
ISense = 0 V
TA = 25°C
20
30
40
10
6
MOTOROLA ANALOG IC DEVICE DATA
UCX842A
VCC , SUPPLY VOLTAGE
ONSEMI [ ON SEMICONDUCTOR ]
