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參數資料
| 型號： | MC33466H-50LT1 |
| 廠商： | MOTOROLA INC |
| 元件分類： | 穩壓器 |
| 英文描述： | FIXED FREQUENCY PWM MICROPOWER DC-to-DC CONVERTER |
| 中文描述： | SWITCHING CONTROLLER, 120 kHz SWITCHING FREQ-MAX, PSSO3 |
| 封裝： | PLASTIC, SOT-89, 3 PIN |
| 文件頁數： | 6/12頁 |
| 文件大小： | 170K |
| 代理商： | MC33466H-50LT1 |
MC33466
6
MOTOROLA ANALOG IC DEVICE DATA
IC
μ
/h
Vs
–40
1.0
–40
TA, AMBIENT TEMPERATURE (
°
C)
Figure 13. Output Voltage versus Temperature
TA, AMBIENT TEMPERATURE (
°
C)
Figure 14. Startup/Hold Voltage
versus Temperature
VO
MC33466H–50JT1
L = 120
μ
H
IO = 3.0 mA
Figure 17
Vstart
Vhold
0.8
5.1
0.6
4.9
0.4
0.2
–20
–20
0
0
20
20
40
60
80
60
40
80
5.2
5.0
4.8
MC33466H–50JT1
L = 120
μ
H
IO = 10 mA
Vin = 3.0 V
Figure 17
0
5.4
0
250
t, TIME (ms)
Figure 15. Supply Current versus Input Voltage
Vin, INPUT VOLTAGE (V)
Figure 16. Load Transient Response
5.2
200
5.0
100
4.8
0
4.6
10
1.0
20
2.0
30
3.0
40
5.0
60
50
4.0
6.0
MC33466H–50JT1
L = 120
μ
H
IO = 10 mA
Figure 17
150
50
VO
IO
μ
MC33466H–50JT1
L = 120
μ
H
IO = 1.0 to 30 mA
Vin = 3.0 V
Figure 17
250
200
100
0
150
50
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