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參數資料
| 型號： | TL1466IPMR |
| 廠商： | TEXAS INSTRUMENTS INC |
| 元件分類： | 穩壓器 |
| 英文描述： | 0.5 A SWITCHING CONTROLLER, 800 kHz SWITCHING FREQ-MAX, PQFP64 |
| 封裝： | GREEN, PLASTIC, LQFP-64 |
| 文件頁數： | 11/26頁 |
| 文件大小： | 538K |
| 代理商： | TL1466IPMR |
TL1466I
HIGHSPEED/PRECISION SIX CHANNEL
SWITCHING REGULATOR CONTROLLER
SLVS262 FEBRUARY 2000
19
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
TYPICAL CHARACTERISTICS
f Frequency MHz
20
0
20
40
60
80
VCC = 5 V
TA = 25°C
ERROR AMPLIFIER OPEN-LOOP GAIN AND
PHASE SHIFT
vs
FREE-AIR TEMPERATURE
100
1k
100k
10M
10k
1M
0
36
72
108
144
180
A
V
Open-Loop
Gain
dB
Phase
Shift
°
AV = (Left Scale)
Phase Shift
(Right Scale)
Figure 28
TA Free-Air Temperature °C
2.6
2.4
2.2
2.0
50
0
50
100
S.C.P INPUT SOURCE CURRENT
vs
FREE-AIR TEMPERATURE
I
(bpc)
VCC = 6 V
S.C.P
Input
Source
Current
A
Figure 29
C(SCP) S.C.P Capacitance F
0
20
40
60
80
100
0.00
0.05
0.10
0.15
PROTECTION ENABLE TIME
vs
S.C.P CAPACITANCE
t
(PE)
VCC = 6 V
Protection
Enable
T
ime
A
TA = 25°C
Figure 30
0
20
40
60
80
100
0.00
0.05
0.10
0.15
SOFT START TIME
vs
SOFT START CAPACITANCE
t
(ss)
VCC = 6 V
Soft
Start
T
ime
mS
TA = 25°C
C(SS) Soft Start Capacitance F
Figure 31
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