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SC4808BIMSTRT 数据表(PDF) 7 Page - Semtech Corporation

部件名 SC4808BIMSTRT
功能描述  High Performance Dual Ended PWM Controller
PDF  31 Pages
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制造商  SEMTECH [Semtech Corporation]
网页  http://www.semtech.com
标志 SEMTECH - Semtech Corporation

SC4808BIMSTRT 数据表(HTML) 7 Page - Semtech Corporation

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 2005 Semtech Corp.
www.semtech.com
SC4808A/B
POWER MANAGEMENT
SC4808A Typical Characteristics
(SC4808A)
7
8
9
10
11
12
13
14
-40
-25
-10
5
20
35
50
65
80
95
110
125
Ta (°C)
Vcc UVLO (Rising)
Vcc UVLO (Falling)
400
500
600
700
800
900
1000
-40
-25
-10
5
20
35
50
65
80
95
110
125
Ta (°C)
Max Current Sense Signal
Over Current Signal
1.42
1.44
1.46
1.48
1.50
1.52
1.54
1.56
1.58
-40
-25
-10
5
20
35
50
65
80
95
110
125
Ta (°C)
FB to CS Offset
5.020
5.030
5.040
5.050
5.060
5.070
5.080
5.090
5.100
5.110
-40
-25
-10
5
20
35
50
65
80
95
110
125
Ta (°C)
Reference
Iq (start up) vs. Temperature
Iq (operating) vs. Temperature
Reference vs. Temperature
FB to CS Offset vs. Temperature
Current sense vs. Temperature
Vcc UVLO vs. Temperature
3.80
3.90
4.00
4.10
4.20
4.30
4.40
-40
-25
-10
5
20
35
50
65
80
95
110
125
Ta (°C)
Operating Iq, Vcc = 12V
Operating Iq, Vcc = 15V
70
75
80
85
90
95
100
-40
-25
-10
5
20
35
50
65
80
95
110
125
Ta (°C)
Start up Iq, Vcc = 10V



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