參數(shù)資料
型號: MB3885PFV
廠商: FUJITSU LTD
元件分類: 穩(wěn)壓器
英文描述: 1-channel DC/DC Converter IC with Synchronous Rectifier
中文描述: 0.8 A SWITCHING CONTROLLER, 500 kHz SWITCHING FREQ-MAX, PDSO20
封裝: PLASTIC, SSOP-20
文件頁數(shù): 19/29頁
文件大?。?/td> 239K
代理商: MB3885PFV
MB3885
19
I
PROCESSING WITHOUT USING THE CS TERMINALS
When the soft start function is not used, the CS terminal (pin 6) should be left open.
I
OSCILLATOR FREQUENCY SETTING
The oscillator frequency can be set by connecting a timing capacitor (C
T
) to the CT terminal (pin 4) and a timing
resistor (R
T
) to the RT terminal (pin 5) .
Oscillator frequency
I
OUTPUT VOLTAGE SETTING
CS
"Open"
<
Operation Without Soft Start Setting
>
fosc (kHz) :
893000
C
T
(pF)
R
T
(k
)
+
+
7
8
6
V
O
R1
R2
FB
CS
INE
Error
Amp.
1.25 V
V
O
=
(R1
+
R2)
R2
1.25 V
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