BBF2800S(2006) データシートの表示（PDF） - M.S. Kennedy
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BBF2800S Datasheet PDF : 11 Pages
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TYPICAL PERFORMANCE CURVES
BBF2805S
EFFICIENCY CONTOURS
40
30%
40%
35
50%
60%
TEMP = 25°C
63%
30
66%
68%
70%
25
71%
72%
20
73%
16
.4 .8 1.6 2.4 3.2
4
OUTPUT CURRENT, IOUT (A)
LOW LINE DROP OUT
20
TEMP = 25°C
18
16
14
12
10
0.0 1.0 2.0 3.0 4.0 5.0
OUTPUT CURRENT, IOUT (A)
LOAD TRANSIENT RESPONSE 1000µF
VOUT
4A
EFFICIENCY CONTOURS
40
40%
50%
35
55%
60%
64%
TEMP =
–55°C
66%
30
68%
69%
25
70%
20
71%
15 .8
1.6 2.4 3.2
4
OUTPUT CURRENT, IOUT (A)
LOAD TRANSIENT RESPONSE
VOUT
4A
2A
IOUT
NO OUTPUT BUS CAPCITANCE
TIME, t (100µsec/DIV)
LINE TRANSIENT RESPONSE
VOUT
LOAD 4A
40V
2A
IOUT
INCLUDES 1000µF ON OUTPUT BUS
TIME, t (500µsec/DIV)
TURN ON THRESHOLD
28
24
20
16
12
10K
20K 30K 40K50K 70K 90K
SET POINT RESISTOR, RSP (Ω)
16V
VIN
INCLUDES 100µF ON OUTPUT BUS
TIME, t (200µsec/DIV)
TURN ON RESPONSE
VOUT
0V
28V
5.1V
LOAD 4A
0V VIN
INCLUDES 100µF ON OUTPUT BUS
TIME, t (5msec/DIV)
EFFICIENCY CONTOURS
40
30%
50%
35
60%
TEMP =
125°C
64%
67%
30
69%
70%
25
71%
72%
20
16
73%
67%
.4 .8
1.6 2.4 3.2
4
OUTPUT CURRENT, IOUT (A)
LOAD TRANSIENT RESPONSE 100µF
VOUT
4A
2A
IOUT
INCLUDES 100µF ON OUTPUT BUS
TIME, t (200µsec/DIV)
AUDIO REJECTION
0
VIN = 28VDC
IOUT = 4 Amps
–20
–40
–60
–80
–100
100 200 400 1K 2K 10K 20K 100K
FREQUENCY, f (Hz)
10
Rev. F 12/06
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