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LTC4263-1 Datasheet(PDF) 6 Page - Linear Technology

Part # LTC4263-1
Description  High Power Single PSE Controller with Internal Switch
Download  20 Pages
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Manufacturer  LINER [Linear Technology]
Direct Link  http://www.linear.com
Logo LINER - Linear Technology

LTC4263-1 Datasheet(HTML) 6 Page - Linear Technology

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LTC4263-1
6
42631fa
RON vs Temperature
Legacy Pin Current vs Voltage
Current Limit and Foldback
LED Pin Pull-Down
vs Load Current
IDD48 DC Supply Current vs Supply
Voltage with Internal VDD5
IDD48 DC Supply Current vs
Supply Voltage with VDD5 = 5V
IDD5 DC Supply Current
vs Supply Voltage
TYPICAL PERFORMANCE CHARACTERISTICS
VDD48 – VOUT (V)
0
0
75
225
300
375
30 35 40 45
675
42631 G03
150
5
10152025
50
450
525
600
ILED LOAD CURRENT (mA)
0
0
1
3
4
42631 G04
2
10
20
30
40
50
TA = 25°C
INTERNAL VDD5
VDD48 (V)
0
0
0.5
1.5
2.0
2.5
42631 G07
1.0
10
20
30
40
50
60
25k LOAD WITH
AC ENABLED
NO LOAD
TA = 25°C
VDD48 (V)
0
0
0.2
0.6
0.8
1.0
1.2
42631 G08
0.4
10
20
30
40
50
60
25k LOAD WITH
AC ENABLED
NO LOAD
TA = 25°C
VDD5 (V)
4.0
–3
–2
0
1
2
42631 G09
–1
4.5
5.0
5.5
6.0
25k LOAD WITH
AC ENABLED
NO LOAD
VDD48 = 48V
TEMPERATURE (°C)
–40
–20
1.0
1.4
2.0
0
40
60
42631 G16
1.2
1.8
1.6
20
80
100
VLEGACY (V)
0
0
20
4
42631 G17
–20
–40
1
2
3
5
40
LEGACY MODE
FORCE POWER ON MODE
COMPLIANT DETECTION MODE


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