LTC4269-1 Linear Technology Corporation, LTC4269-1 Datasheet - Page 7

• Manufacturer Part Number: LTC4269-1
• Description: IEEE 802.3 At PD And Synchronous No-Opto Flyback Controller
• Manufacturer: Linear Technology Corporation

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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
42691f
7
125
125
125