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參數資料
| 型號： | MC33466H-30LT1 |
| 廠商： | ON SEMICONDUCTOR |
| 元件分類： | 穩(wěn)壓器 |
| 英文描述： | FIXED FREQUENCY PWM MICROPOWER DC-to-DC CONVERTER |
| 中文描述： | 0.25 A SWITCHING CONTROLLER, 120 kHz SWITCHING FREQ-MAX, PSSO3 |
| 封裝： | PLASTIC, SOT-89, 3 PIN |
| 文件頁數： | 2/12頁 |
| 文件大小： | 167K |
| 代理商： | MC33466H-30LT1 |
MC33466
2
MOTOROLA ANALOG IC DEVICE DATA
Representative Block Diagrams
This device contains 100 active transistors.
Gnd
Drive
PWM
Controller
100 kHz
Oscillator
Vref
1
2
VO
MC33466H–XXJT1
MC33466H–XXLT1
Phase
Comp
Soft–Start
Output
(Voltage
Feedback)
3
EXT
Gnd
Drive
PWM
Controller
50 kHz
Oscillator
Vref
1
2
VO
Phase
Comp
Soft–Start
Output
(Voltage
Feedback)
3
VLx Limiter
Lx
Vin
Vin
XX Denotes Output Voltage
CO
CO
D
D
L
L
Rb
Cb
Q
Cin
Cin
MAXIMUM RATINGS
(TC = 25
°
C, unless otherwise noted.)
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Maximum Power Dissipation @ TA
= 25
°
C
Thermal Resistance, Junction–to–Air
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PD
R
θ
JA
500
200
mW
C/W
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NOTE:
ESD data available upon request.
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