DAC2812SE 데이터 시트보기 (PDF) - M.S. Kennedy
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DAC2812SE Datasheet PDF : 6 Pages
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DAC2815S
TYPICAL PERFORMANCE
GRAPHS
EFFICIENCY CONTOURS
50
40%
50%
TEMP = 25°C
40
56%
60%
64%
30
68%
20
70%
10
1
2
3
4
5
OUTPUT CURRENT, POUT (W)
LOW LINE DROP OUT
16
15
14
13
12
11
10
0 1 2 3 45 6
OUTPUT CURRENT, POUT (W)
TURN ON THRESHOLD
28
24
20
16
12
10K
20K 30K 40K 60K 90K
SET POINT RESISTOR, RSP (Ω)
AUDIO REJECTION
0
VIN = 28V
–20
IOUT = 360mA
–40
–60
–80
–100
1K
10K
100K
FREQUENCY, f (Hz)
EFFICIENCY CONTOURS
50
40%
TEMP = –55°C
50%
40
58%
62%
30
66%
69%
20
72%
10
1
2
3
4
5
OUTPUT CURRENT, POUT (W)
LOAD TRANSIENT RESPONSE
VOUT
LOAD
360mA
180mA NO OUTPUT BUS CAPCITANCE
TIME, t (100µsec/DIV)
TURN ON RESPONSE
OUTPUT LOAD = 360mA
15V
VOUT
VIN
28V
INCLUDES 200µF
0V
ON OUTPUT
TIME, t (10msec/DIV)
4
EFFICIENCY CONTOURS
50
40%
50%
TEMP =
125°C
40
56%
61%
30
65%
67%
20
68%
10
1
2
3
4
5
OUTPUT CURRENT, POUT (W)
LOAD TRANSIENT RESPONSE 200µF
VOUT
LOAD 360mA
180mA
INCLUDES 200µF ON OUTPUT BUS
TIME, t (500µsec/DIV)
LINE TRANSIENT RESPONSE
VOUT
VOUT = 360mA
40V
16V
VIN
INCLUDES 4.7µF ON OUTPUT BUS
TIME, t (100µsec/DIV)
Rev. A 3/01
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