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參數資料
| 型號： | TL1466IPMG4 |
| 廠商： | TEXAS INSTRUMENTS INC |
| 元件分類： | 穩(wěn)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： | 8/24頁 |
| 文件大小： | 366K |
| 代理商： | TL1466IPMG4 |
TL1466I
HIGHSPEED/PRECISION SIX CHANNEL
SWITCHING REGULATOR CONTROLLER
SLVS262 FEBRUARY 2000
16
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
TYPICAL CHARACTERISTICS
TA Free-Air Temperature °C
0
20
40
60
50
0
50
100
MOSFET ON DUTY CYCLE
vs
FREE-AIR TEMPERATURE
R(DUTY) = 25 k
D
(MOS)
MOSFET
Gate
”O(jiān)N”
Dity
Cycle
%
VCC = 6V
Ct = 100 pF/Rt =47 k
VFB = 1 V
CH1
R(DUTY) = 5 k
Figure 16
TA Free-Air Temperature °C
3.8
4.0
4.2
4.4
50
0
50
100
MOSFET GATE HIGH-LEVEL OUTPUT VOLTAGE
vs
FREE-AIR TEMPERATURE
V
(GOH)
MOSFET
Gate
High-Level
V
oltage
V
VCC = 6V
CH1
Figure 17
TA Free-Air Temperature °C
0.00
0.05
0.10
0.15
50
0
50
100
MOSFET GATE HIGH-LEVEL OUTPUT VOLTAGE
vs
FREE-AIR TEMPERATURE
V
(GOL)
MOSFET
Gate
High-Level
V
oltage
V
VCC = 6V
CH1
Figure 18
TA Free-Air Temperature °C
0
50
100
150
50
0
50
100
MOSFET GATE OUTPUT SOURCE CURRENT
vs
FREE-AIR TEMPERATURE
I (GSOURCE)
MOSFET
Gate
Output
Source
Current
mA
VCC = 6V
CH1
Figure 19
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