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參數(shù)資料
| 型號(hào)： | BBF2805SK |
| 英文描述： | 18-Mbit QDR™-II SRAM 2-Word Burst Architecture |
| 中文描述： | 模擬IC |
| 文件頁(yè)數(shù)： | 4/7頁(yè) |
| 文件大小： | 163K |
| 代理商： | BBF2805SK |
BBF2803S
TYPICAL PERFORMANCE
GRAPHS
0.0
6.0
OUTPUT CURRENT, I
OUT
(A)
10
12
14
16
18
20
LOW LINE DROP OUT
I
I
2.0
4.0
10K
90K
60K
20K
30K 40K
I
I
TIME, t (500
μ
sec/DIV)
LOAD TRANSIENT RESPONSE 1000
μ
F
LINE TRANSIENT RESPONSE
EFFICIENCY CONTOURS
16
30
40
35
20
25
O
OUTPUT CURRENT, I
OUT
(A)
4.4
.55 1.1
2.2
3.3
5.5
SET POINT RESISTOR, R
SP
(
)
TIME, t (5msec/DIV)
12
16
20
24
28
TURN ON THRESHOLD
T
T
TURN ON RESPONSE
100 200 400
FREQUENCY, f (Hz)
–100
AUDIO REJECTION
A
V
0
–20
–40
1K 2K
10K20K
100K
–60
–80
R
3.3V
0V
0V
28V
V
OUT
V
IN
TEMP = 25
°
C
40%
50%
56%
60%
64%
66%
67%
68%
69%
66%
70%
I
I
EFFICIENCY CONTOURS
16
30
40
35
20
25
OUTPUT CURRENT, I
OUT
(A)
TEMP = 125
°
C
40%
50%
60%
64%
66%
67%
68%
69%
70%
64%
I
I
EFFICIENCY CONTOURS
16
30
40
35
20
25
OUTPUT CURRENT, I
OUT
(A)
4.4
1.1
.55
2.2
3.3
5.5
4.4
1.1
.55
2.2
3.3
5.5
TEMP =
–55
°
C
30%
40%
50%
54%
58%
60%
62%
64%
65%
66%
67%
INCLUDES 1000
μ
F ON OUTPUT BUS
TIME, t (200
μ
sec/DIV)
TIME, t (200
μ
sec/DIV)
LOAD TRANSIENT RESPONSE 100
μ
F
O
O
LOAD = 5.5A
LOAD = 5.5A
INCLUDES 100
μ
F ON OUTPUT BUS
INCLUDES 100
μ
F ON OUTPUT BUS
INCLUDES 100
μ
F ON
OUTPUT BUS
TIME, t (100
μ
sec/DIV)
LOAD TRANSIENT RESPONSE
O
5.5A
5.5A
5.5A
2.75A
2.75A
2.75A
V
OUT
V
OUT
V
OUT
V
IN
16V
40V
V
OUT
I
OUT
I
OUT
I
OUT
1
2
1
2
1
1
1
1
2
2
NO OUTPUT BUS CAPCITANCE
V
IN
= 28VDC
I
OUT
= 5.5 Amps
O
C
TEMP = 25
°
C
Rev. - 3/01
4
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