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LTC4263 데이터시트(PDF) 9 Page - Linear Technology

부품명 LTC4263
상세설명  8-Port PoE/PoE PSE Controller
PDF  32 Pages
Scroll/Zoom Zoom In 100%  Zoom Out
제조업체  LINER [Linear Technology]
홈페이지  http://www.linear.com
Logo LINER - Linear Technology

LTC4263 데이터시트(HTML) 9 Page - Linear Technology

Back Button LTC4263 Datasheet HTML 5Page - Linear Technology LTC4263 Datasheet HTML 6Page - Linear Technology LTC4263 Datasheet HTML 7Page - Linear Technology LTC4263 Datasheet HTML 8Page - Linear Technology LTC4263 Datasheet HTML 9Page - Linear Technology LTC4263 Datasheet HTML 10Page - Linear Technology LTC4263 Datasheet HTML 11Page - Linear Technology LTC4263 Datasheet HTML 12Page - Linear Technology LTC4263 Datasheet HTML 13Page - Linear Technology Next Button
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LTC4290/LTC4271
9
429071f
802.3at ILIM Threshold
vs Temperature
TYPICAL PERFORMANCE CHARACTERISTICS
DC Disconnect Threshold
vs Temperature
802.3at Current Limit Foldback
INT and SDAOUT Pull Down
Voltage vs Load Current
MOSFET Gate Drive With Fast
Pull Down
802.3at ICUT Threshold
vs Temperature
TEMPERATURE (°C)
–40
204
216
212
208
220
816
864
848
832
880
40
60
80 100 120
–20
0
429071 G09
20
PORT 1
REG 48h = C0h
RSENSE = 0.25
TEMPERATURE (°C)
–40
152
162
164
160
158
156
154
166
608
648
640
632
624
616
664
656
40
60
80 100 120
–20
0
429071 G10
20
PORT 1
REG 47h = E2h
RSENSE = 0.25
TEMPERATURE (°C)
–40
1.25
2.00
2.25
1.75
1.50
2.50
5
8
7
6
10
9
40
60
80 100 120
–20
0
429071 G11
20
PORT 1
REG 47h = E2h
RSENSE = 0.25
VOUTn (V)
–54
0
600
500
800
700
400
300
200
100
900
0
125
100
75
50
25
225
200
175
150
–36
–27
–18
–9
0
–45
429071 G12
PORT 1
REG 48h = C0h
RSENSE = 0.25
LOAD CURRENT (mA)
429071 G13
0
20
10
30
40
50
60
3.0
2.5
2.0
1.5
1.0
0.5
0.0
100µs/DIV
GND
0mA
429071 G14
VEE
VEE
PORT
CURRENT
500mA/DIV
GATE
VOLTAGE
10V/DIV
PORT
VOLTAGE
20V/DIV
CURRENT LIMIT
50 FAULT REMOVED
50
FAULT
APPLIED
VDD = 3.3V
VEE = –54V
FAST PULL DOWN



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