LTC3721-2 LINER [Linear Technology], LTC3721-2 Datasheet - Page 2

• Manufacturer Part Number: LTC3721-2
• Description: Synchronous Rectifier Driver for Forward Converters
• Manufacturer: LINER [Linear Technology]

absoluTe MaxiMuM raTings
LTC3900
(Note 1)
Supply Voltage
Input Voltage
Input Current
Operating Junction Temperature Range (Note 2)
Storage Temperature Range ................... –65°C to 150°C
Lead Temperature (Soldering, 10 sec) .................. 300°C
LEAD FREE FINISH
LTC3900ES8#PBF
LTC3900IS8#PBF
LTC3900HS8#PBF
LTC3900MPS8#PBF
LEAD BASED FINISH
LTC3900ES8
LTC3900IS8
LTC3900HS8
LTC3900MPS8
Consult LTC Marketing for parts specified with wider operating temperature ranges. *The temperature grade is identified by a label on the shipping container.
For more information on lead free part marking, go to:
For more information on tape and reel specifications, go to:
orDer inForMaTion
elecTrical characTerisTics
SYMBOL
V
V
I
Timer
V
I
2
junction temperature range, otherwise specifications are at T
VCC
TMR
CC
UVLO
TMR
V
CS
SYNC ...................................................... –12V to 12V
CS
LTC3900E ........................................... –40°C to 125°C
LTC3900I............................................ –40°C to 125°C
LTC3900H .......................................... –40°C to 150°C
LTC3900MP ....................................... –55°C to 150°C
CC
+
–
........................................................................12V
, TIMER .............................. – 0.3V to (V
....................................................................15mA
PARAMETER
Supply Voltage Range
V
V
V
Timer Threshold Voltage
Timer Input Current
CC
CC
CC
Undervoltage Lockout Threshold
Undervoltage Lockout Hysteresis
Supply Current
LTC3900IS8#TR
LTC3900HS8#TR
LTC3900MPS8#TR
TAPE AND REEL
LTC3900ES8#TRPBF
LTC3900IS8#TRPBF
LTC3900HS8#TRPBF
LTC3900MPS8#TRPBF
TAPE AND REEL
LTC3900ES8#TR
http://www.linear.com/leadfree/
PART MARKING*
3900
3900
3900
3900
PART MARKING*
3900
3900
3900
3900
CONDITIONS
Rising Edge
Rising Edge to Falling Edge
V
f
V
http://www.linear.com/tapeandreel/
SYNC
CC
SYNC
TMR
+0.3V)
= 0V
= 100kHz, C
= 0V
The
A
= 25°C. V
l
denotes the specifications which apply over the specified operating
FG
pin conFiguraTion
= C
CC
8-Lead Plastic Small Outline
8-Lead Plastic Small Outline
8-Lead Plastic Small Outline
PACKAGE DESCRIPTION
8-Lead Plastic Small Outline
8-Lead Plastic Small Outline
8-Lead Plastic Small Outline
8-Lead Plastic Small Outline
PACKAGE DESCRIPTION
8-Lead Plastic Small Outline
CG
= 5V unless otherwise specified. (Notes 2, 3)
= 4700pF (Note 4)
CS
CS
V
CG
CC
+
–
T
JMAX
1
2
3
4
8-LEAD PLASTIC SO
l
l
l
l
l
l
= 150°C, θ
S8 PACKAGE
TOP VIEW
–10%
MIN
4.5
JA
= 130°C/W
TEMPERATURE RANGE
–40°C to 125°C
–40°C to 125°C
–40°C to 150°C
–55°C to 150°C
TEMPERATURE RANGE
–40°C to 125°C
–40°C to 125°C
–40°C to 150°C
–55°C to 150°C
8
7
6
5
V
TYP
0.5
0.5
4.1
CC
–6
SYNC
TIMER
GND
FG
5
7
/5
MAX
10%
–10
4.5
11
15
1
UNITS
3900fb
mA
mA
µA
V
V
V
V