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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)： | 6/29頁 |
| 文件大小： | 239K |
| 代理商： | MB3885PFV |
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MB3885
6
I
RECOMMENDED OPERATING CONDITIONS
WARNING:
The recommended operating conditions are required in order to ensure the normal operation of the
semiconductor device. All of the device’s electrical characteristics are warranted when the device is
operated within these ranges.
Always use semiconductor devices within their recommended operating condition ranges. Operation
outside these ranges may adversely affect reliability and could result in device failure.
No warranty is made with respect to uses, operating conditions, or combinations not represented on
the data sheet. Users considering application outside the listed conditions are advised to contact their
FUJITSU representatives beforehand.
Parameter
Symbol
Conditions
Value
Unit
Min.
Typ.
Max.
Supply voltage
V
CC
5.5
1
1
0
12
18
V
Boot voltage
V
CB
CB terminal
23
V
Reference voltage output current
I
OR
VREF terminal
0
mA
Bias output current
I
OB
VB terminal
INE terminal
+
INC terminal
0
mA
Input voltage
V
IN
V
CC
1.8
V
CC
V
V
INC
0
V
Output current
I
O
100
100
mA
Peak output current
I
OP
Duty
≤
5
%
(t
=
1
/
fosc
×
Duty)
700
700
mA
Oscillator frequency
f
OSC
10
200
500
kHz
k
pF
μ
F
Timing resistor
R
T
6.8
10
12
Timing capacitor
C
T
150
470
15000
Boot capacitor
C
B
0.1
1.0
Reference voltage
output capacitor
C
REF
VREF terminal
0.1
1.0
μ
F
Bias output capacitor
C
VB
VB terminal
1.0
30
4.7
10
μ
F
μ
F
μ
F
°
C
Soft start capacitor
C
S
0.1
1
Short detection capacitor
C
SCP
0.01
0.1
Operating ambient temperature
Ta
+25
+85
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