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參數(shù)資料
| 型號： | FA551x |
| 廠商： | Electronic Theatre Controls, Inc. |
| 元件分類： | 基準(zhǔn)電壓源/電流源 |
| 英文描述： | CMOS IC For Switching Power Supply Control |
| 中文描述： | CMOS集成電路開關(guān)電源控制 |
| 文件頁數(shù)： | 2/22頁 |
| 文件大?。?/td> | 259K |
| 代理商： | FA551X |
FA551X
2
Maximum power dissipation curve
■
Absolute maximum ratings
I
tem
Supply Voltage
Symbol
V
CC1
V
CC2
I
OUT
V
FB
V
IS
I
REF
I
CS
Pd
Rating
30
Self limiting
±1.5
–0.3 to 5.0
–0.3 to 5.0
–10
+2.0
800 (DIP-8)
400 (SOP-8)
–30 to +85
125
–40 to +150
Unit
V
V
A
V
V
mA
mA
mW
Low impedance source (I
CC
>15mA)
Internal zener clamp (I
CC
<15mA)
Output peak current
FB pin input voltage
IS pin input voltage
REF pin source current
CS pin sink current
Total power dissipation (Ta=25C)
Ambient temperature
Maximum junction temperature
Storage temperature
Ta
Tj
Tstg
C
C
C
Note: There are cases where the IC cannot output the rating current depending on Vcc voltage or temperature.
–30
25
85
125
0
Ambient temperature Ta [C]
M
d
400mW (SOP)
800mW (DIP)
■
Recommended operating conditions
Item
Symbol
Min.
Typ.
Max.
Unit
Supply voltage
V
CC
10
28
V
Oscillation frequency
f
OSC
10
500
kHz
REF-GND capacitor
Cref
0.1
0.47
μF
Soft start capacitor
C
S
0.01
1
μF
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