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参数资料
| 型号： | TL1466IPMR |
| 厂商： | TEXAS INSTRUMENTS INC |
| 元件分类： | 稳压器 |
| 英文描述： | 0.5 A SWITCHING CONTROLLER, 800 kHz SWITCHING FREQ-MAX, PQFP64 |
| 封装： | GREEN, PLASTIC, LQFP-64 |
| 文件页数： | 4/26页 |
| 文件大小： | 538K |
| 代理商： | TL1466IPMR |
TL1466I
HIGHSPEED/PRECISION SIX CHANNEL
SWITCHING REGULATOR CONTROLLER
SLVS262 FEBRUARY 2000
12
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
PARAMETER MEASUREMENT INFORMATION
Oscillator Triangle
Waveform (Note A)
Error Amplifier Output
(FEED BACK5, 6)
PWM Comparator
Output Voltage
Output Waveform
(OUTPUT5, 6)
Output Regulation Voltage
Monitor Waveform
(COMP5, 6) (Note B)
SCP Terminal Waveform
SCP Comparator Output
Power Supply Voltage
2.45 V TYP
1.5 V
tpe
1.35 V
0.65 V
H
L
H
L
Dead Time 100%
0 V
Vref
+0.7
1.5 V
H
L
VCC
0 V
Protection enable time, tpe = (588 × 103 × Cpe) in seconds
NOTES: A. The oscillator output of channel 1, 4, and 6 is reverse phase for channel 2, 3, and 5.
B. The threshold voltage at V(A) is set by following the formula below:
V(A) Input voltage of NONINV INPUT terminal (pin 10, 15) 0.55 V
Figure 4. Timing Diagram (channel 5, 6)
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