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Part Name
Description
MB3817PFV(1994) View Datasheet(PDF) - Fujitsu
Part Name
Description
Manufacturer
MB3817PFV
(Rev.:1994)
Switching Regulator Controller
Fujitsu
MB3817PFV Datasheet PDF : 29 Pages
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MB3817
(Continued)
50
40
30
20
10
0
−
10
−
20
−
30
−
40
−
50
1k
Error amp. frequency
225
Ta
= +
25
°
C
180
135
φ
90
45
Av
0
−
45
−
90
−
135
−
180
−
225
10 k
100 k
1M
10 M
Frequency f
OSC
(Hz)
•
Measurement circuit
11 k
Ω
10
µ
F
11 k
Ω
V
CC
=
6 V
240 k
Ω
2.4 k
Ω
4
−
5
3
+
V
REF
Error Amp.
Output current setting pin voltage vs.
output current setting pin current
1.0
0.9
V
CC
=
6 V
Ta
= +
25
°
C
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
0.0
0
−
10
−
20
−
30
−
40
−
50
Output current setting pin current I
E
(mA)
Power dissipation vs. ambient temperature
500
440
400
300
200
100
0
−
40
−
20 0
20 40 60 80 100 120
Ambient temperature Ta (
°
C)
10
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