LT3837EFE-PBF LINER [Linear Technology], LT3837EFE-PBF Datasheet - Page 2

• Manufacturer Part Number: LT3837EFE-PBF
• Description: Isolated No-Opto Synchronous Flyback Controller
• Manufacturer: LINER [Linear Technology]

ABSOLUTE MAXIMUM RATINGS
ELECTRICAL CHARACTERISTICS
LT3837
(Note 1)
V
UVLO, SYNC Pin Voltage ............................–0.3V to V
SENSE
FB Pin Current ........................................................±2mA
V
Operating Junction Temperature Range
(Notes 2, 3) .......................................... –40°C to 125°C
Storage Temperature Range ................... –65°C to 150°C
Lead Temperature (Soldering, 10 sec) .................. 300°C
ORDER INFORMATION
LEAD FREE FINISH
LT3837EFE#PBF
LEAD BASED FINISH
LLT3837EFE
Consult LTC Marketing for parts specifi ed with wider operating temperature ranges.
For more information on lead free part marking, go to:
For more information on tape and reel specifi cations, go to:
temperature range, otherwise specifi cations are T
R
PARAMETER
Power Supply
V
V
V
Feedback Amplifi er
Feedback Regulation Voltage (V
Feedback Pin Input Bias Current
Feedback Amplifi er Transconductance
Feedback Amplifi er Source or Sink Current
Feedback Amplifi er Clamp Voltage
Reference Voltage/Current Line Regulation
2
CC
CC
CC
PGDLY
CC
C
Pin Current ........................................................±1mA
Operating Range
Supply Current (I
Shutdown Current
to GND ................................................ –0.3V to 22V
= 27.4k, R
–
, SENSE
ENDLY
+
CC
Pin Voltage ...................... –0.5V, +0.5V
) (Note 5)
= 90k, unless otherwise specifi ed.
TAPE AND REEL
LT3837EFE#TRPBF
TAPE AND REEL
LT3837EFE#TR
FB
)
http://www.linear.com/leadfree/
PART MARKING
3837EFE
PART MARKING
3837EFE
A
= 25°C. V
http://www.linear.com/tapeandreel/
CONDITIONS
V
V
R
ΔI
V
V
12V ≤ V
C
C
FB
FB
CMP
C
= Open
= Open, V
The
= ±10μA
= 0.9
= 1.4
CC
Open
CC
IN
l
= 14V; PG, SG Open; V
≤ 18V
denotes specifi cations which apply over the full operating
UVLO
PIN CONFIGURATION
= OV
PACKAGE DESCRIPTION
16-Lead Plastic TSSOP
PACKAGE DESCRIPTION
16-Lead Plastic TSSOP
EXPOSED PAD (PIN 17) IS GND,MUST BE SOLDERED TO PCB
C
ENDLY
SYNC
T
SFST
= 1.4V, V
OSC
JMAX
V
t
SG
ON
CC
FB
= 125°C, θ
16-LEAD PLASTIC TSSOP
1
2
3
4
5
6
7
8
l
l
l
l
l
l
l
FE PACKAGE
SENSE
TOP VIEW
JA
1.220
17
= 40°C/W, θ
MIN
700
4.5
25
4
= 0, R
16
15
14
13
12
11
10
9
JC
CMP
1.237
0.005
1000
2.56
0.84
TYP
= 10°C/W
200
6.4
50
55
TEMPERATURE RANGE
–40°C to 125°C
TEMPERATURE RANGE
–40°C to 125°C
PG
PGDLY
R
C
SENSE
SENSE
UVLO
V
CMP
C
CMP
= 1k, R
+
–
1.251
MAX
1400
0.05
150
TON
20
10
90
= 90k,
UNITS
μmho
3837fa
%V
mA
μA
nA
μA
V
V
V
V