Datasheet

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