TC18C43 Datasheet, PDF (7/7 Pages) TelCom Semiconductor, Inc – BiCMOS CURRENT MODE PWM CONTROLLERS

BiCMOS CURRENT MODE
PWM CONTROLLERS
1 _TC18C43
TC28C43
TC38C43
TYPICAL CHARACTERISTICS (Cont.)
IDD vs. Temperature
Frequency of Operation
Dead Time vs. CT
2
2.0
10 nF
10nF
VIN = 15V
1.8 ^{f = 100kHz}
RT = 10 k
RT = 22 k
1.6
RT = 47 k
1nF
RT = 100 k
1nF
1.4
3
1.2
1.0
100pF
–60 –40–20 0 20 40 60 80 100 120 140 10 kHz
TEMPERATURE (°C)
100kHz
FREQUENCY
1000
800
600
400
PDIP
SLOPE = – 8mW/°C
CerDIP
SLOPE = – 6.4mW/°C
100pF
1 MHz 100nsec
1 µsec
DISCHARGE TIME
10µsec
4
5
200
0
25
SOIC
SLOPE = – 4mW/°C
50 75 100 125 150
AMBIENT TEMPERATURE (°C)
6
7
TELCOM SEMICONDUCTOR, INC.
8
4-99