LT3837IFE#PBF Linear Technology, LT3837IFE#PBF Datasheet - Page 4

• Manufacturer Part Number: LT3837IFE#PBF
• Description: IC CTLR SYNC FLYBACK 16-TSSOP
• Manufacturer: Linear Technology
• Type: Flybackr

Specifications of LT3837IFE#PBF

• Internal Switch(s): No
• Synchronous Rectifier: Yes
• Number Of Outputs: 1
• Frequency - Switching: 50kHz ~ 250kHz
• Voltage - Input: 4.5 ~ 20 V
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: 16-TSSOP Exposed Pad, 16-eTSSOP, 16-HTSSOP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Current - Output: -
• Voltage - Output: -
• Power - Output: -

LT3837
TYPICAL PERFORMANCE CHARACTERISTICS
4
220
215
210
205
200
195
190
185
180
300
250
200
150
100
90
80
70
20
60
50
40
30
10
50
0
0
–50
–50
–50
V
vs Temperature
SENSE Fault Voltage
vs Temperature
Feedback Pin Input Bias
vs Temperature
SENSE = V
WITH V
CC
–25
–25
–25
Shutdown Current
SENSE
SENSE
0
0
0
TEMPERATURE (°C)
TEMPERATURE (°C)
TEMPERATURE (°C)
–
= 0V
+
25
25
25
V
CC
= 14V
50
50
50
75
75
75
V
UVLO
100
100
100
3837 G01
3837 G04
3837 G07
= 0
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
7
6
5
3
8
4
–50
–50
–50
V
Oscillator Frequency
vs Temperature
V
V
C
CC
FB
CC
OSC
–25
–25
–25
Current vs Temperature
= 14V
Reset vs Temperature
STATIC PART CURRENT
= 100pF
0
0
0
TEMPERATURE (°C)
TEMPERATURE (°C)
TEMPERATURE (°C)
DYNAMIC CURRENT C
C
SG
25
25
25
= 1nF , f
50
50
50
OSC
= 100kHz
75
75
75
100
100
PG
100
3837 G02
3837 G05
3837 G08
125
125
125
1.240
1.239
1.238
1.237
1.236
1.235
1.234
1.233
1.232
1.231
1.230
–10
–30
–70
110
108
106
104
102
100
–50
10
70
50
30
98
96
94
92
90
–50
–50
0.9
SENSE Voltage vs Temperature
V
Feedback Amplifi er Output
Current vs V
FB
FB = 1.1V
SENSE = V
WITH V
–25
–25
vs Temperature
1
SENSE
SENSE
0
0
TEMPERATURE (°C)
TEMPERATURE (°C)
1.1
–
FB
= 0V
+
25
25
V
FB
1.2
(V)
50
50
125°C
1.3
75
75
–40°C
1.4
100
100
25°C
3837 G06
3837 G03
3837 G09
3837fc
125
125
1.5