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| 型号： | TIL5942ANFC |
| 厂商： | TEXAS INSTRUMENTS INC |
| 元件分类： | 稳压器 |
| 英文描述： | 2 A SWITCHING CONTROLLER, 1000 kHz SWITCHING FREQ-MAX, PDIP16 |
| 封装： | PLASTIC, DIP-16 |
| 文件页数： | 2/20页 |
| 文件大小： | 295K |
| 代理商： | TIL5942ANFC |
TIL5942, TIL5942A
CURRENT-MODE-PWM CONTROLLER
WITH OPTOISOLATED VOLTAGE REFERENCE AND ERROR AMPLIFIER
SOES040 – OCTOBER 1997
10
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
TYPICAL CHARACTERISTICS
Figure 10
TA – Free-Air Temperature – °C
PWM REFERENCE VOLTAGE
vs
FREE-AIR TEMPERATURE
5.01
4.99
4.97
4.95
–20
20
5.02
5
4.98
4.96
0
40
100
5.05
–40
V
60
80
ref
–
PWM
Reference
V
oltage
–
V
5.03
5.04
VCC = 17 V
IO = 10 mA
Figure 11
TA – Free-Air Temperature – °C
PWM REGULATOR VOLTAGE
vs
FREE-AIR TEMPERATURE
12.51
12.5
12.49
12.48
–20
20
0
40
100
12.53
–40
V
60
80
reg
–
PWM
Regulator
V
oltage
–
V
12.52
VCC = 17 V
Figure 12
TA – Free-Air Temperature – °C
PWM RELATIVE OSCILLATOR FREQUENCY
vs
FREE-AIR TEMPERATURE
1.02
1.01
1
0.99
–20
20
1.015
1.005
0.995
0
40
100
VCC = 17 V
1.025
–40
60
80
PWM
Relative
Oscillator
Frequency
–
kHz
Figure 13
TA – Free-Air Temperature – °C
INTEGRATING CAPACITOR CURRENT
vs
FREE-AIR TEMPERATURE
–2
–4
–6
–8
–20
20
–3
–5
–7
0
40
100
0
–40
I
60
80
(VC)
–
Integrating
Capacitor
Current
–
A
–1
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