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UC2842A View Datasheet(PDF) - Motorola => Freescale

Part NameUC2842A Motorola
Motorola => Freescale Motorola
DescriptionHIGH PERFORMANCE CURRENT MODE PWM CONTROLLER
UC2842A Datasheet PDF : 14 Pages
1 2 3 4 5 6 7 8 9 10 Next Last
UC3842A, 43A UC2842A, 43A
Figure 13. Output Saturation Voltage
versus Load Current
0
–1.0
VCC
TA = 25°C
Source Saturation
(Load to Ground)
VCC = 15 V
80 µs Pulsed Load
120 Hz Rate
–2.0
TA = –55°C
Figure 14. Output Waveform
VCC = 15 V
90%
CL = 1.0 nF
TA = 25°C
3.0
TA = –55°C
2.0
TA = 25°C
10%
1.0
Sink Saturation
(Load to VCC)
Gnd
0
0
200
400
600
800
IO, OUTPUT LOAD CURRENT (mA)
50 ns/DIV
Figure 15. Output Cross Conduction
VCC = 30 V
CL = 15 pF
TA = 25°C
100 ns/DIV
Figure 16. Supply Current versus
Supply Voltatage
25
20
15
10
RT = 10 k
CT = 3.3 nF
VFB = 0 V
5
ISense = 0 V
TA = 25°C
0
0
10
20
30
40
VCC , SUPPLY VOLTAGE
6
MOTOROLA ANALOG IC DEVICE DATA
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