LTC4269CDKD-1#PBF Linear Technology, LTC4269CDKD-1#PBF Datasheet - Page 7

IC PD/OPTO FLYBACK CTRLR 32-DFN

LTC4269CDKD-1#PBF

Manufacturer Part Number
LTC4269CDKD-1#PBF
Description
IC PD/OPTO FLYBACK CTRLR 32-DFN
Manufacturer
Linear Technology
Type
Power Over Ethernet (PoE)r
Datasheet

Specifications of LTC4269CDKD-1#PBF

Applications
Power Interface Switch for Power Over Ethernet (PoE) Devices
Voltage - Supply
14 V ~ 16 V
Operating Temperature
0°C ~ 70°C
Mounting Type
Surface Mount
Package / Case
32-DFN
Current - Supply
1.35mA
Interface
IEEE 802.3af
Controller Type
Powered Device Interface Controller (PD)
Input Voltage
60V
Supply Current
6.4mA
Digital Ic Case Style
DFN
No. Of Pins
32
Duty Cycle (%)
88%
Frequency
100kHz
Operating Temperature Range
0°C To +70°C
Msl
MSL 1 - Unlimited
Rohs Compliant
Yes
Operating Temperature (max)
70C
Operating Temperature (min)
0C
Pin Count
32
Mounting
Surface Mount
Package Type
DFN EP
Case Length
7mm
Screening Level
Commercial
Lead Free Status / RoHS Status
Lead free / RoHS Compliant

Available stocks

Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
LTC4269CDKD-1#PBF
Manufacturer:
VOLTRONIC
Quantity:
2 140
Company:
Part Number:
LTC4269CDKD-1#PBFLTC4269CDKD-1#TRPBF
Manufacturer:
LINEAR
Quantity:
8 000
TYPICAL PERFORMANCE CHARACTERISTICS
1.240
1.239
1.238
1.237
1.236
1.235
1.234
1.233
1.232
1.231
1.230
110
108
106
104
102
100
16
15
14
13
12
11
10
98
96
94
92
90
9
8
–50
–50
–50
V
vs Temperature
SENSE Voltage vs Temperature
V
CC(ON)
FB = 1.1V
SENSE = V
WITH V
FB
–25
–25
–25
vs Temperature
SENSE
and V
SENSE
0
0
0
TEMPERATURE (°C)
TEMPERATURE (°C)
TEMPERATURE (°C)
V
V
= 0V
CC(OFF)
CC(ON)
+
CC(OFF)
25
25
25
50
50
50
75
75
75
100
100
100
42691 G10
42691 G13
42691 G16
125
125
125
300
250
300
250
200
150
100
220
215
210
205
200
195
190
185
180
200
150
100
50
50
0
0
–50
–50
–50
V
vs Temperature
SENSE Fault Voltage
vs Temperature
Feedback Pin Input Bias
vs Temperature
SENSE = V
WITH V
R
CC
CMP
–25
–25
–25
Start-Up Current
OPEN
SENSE
SENSE
0
0
0
TEMPERATURE (°C)
TEMPERATURE (°C)
TEMPERATURE (°C)
= 0V
+
25
25
25
50
50
50
75
75
75
100
100
100
42691 G11
42691 G14
42691 G17
125
125
125
1.04
1.03
1.02
1.01
1.00
0.99
0.98
0.97
0.96
110
108
106
104
102
100
10
98
96
94
92
90
9
8
7
6
4
3
5
–50
–50
–50
V
Oscillator Frequency
vs Temperature
V
V
CC
C
FB
CC
OSC
–25
–25
–25
Reset vs Temperature
Current vs Temperature
= 14V
STATIC PART CURRENT
= 100pF
0
0
DYNAMIC CURRENT C
0
TEMPERATURE (°C)
TEMPERATURE (°C)
TEMPERATURE (°C)
LTC4269-1
C
SG
25
25
25
= 1nF , f
50
50
50
OSC
= 100kHz
75
75
75
PG
100
100
= 1nF ,
100
42691 G12
42691 G15
42691 G18
42691fb
7
125
125
125

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