Datasheet

LTC2909
2
2909fb
Terminal Voltages
V
CC
(Note 3) ............................................. –0.3V to 6V
SEL,
⎯
R
⎯
S
⎯
T .............................................. –0.3V to 7.5V
ADJ1, ADJ2 .......................................... –0.3V to 7.5V
TMR ..........................................–0.3V to (V
CC
+ 0.3V)
Terminal Currents
I
VCC
(Note 3) ....................................................±10mA
I
REF
....................................................................±1mA
ORDER PART
NUMBER
T
JMAX
= 125°C, θ
JA
= 76°C/W
EXPOSED PAD (PIN 9) MAY BE LEFT OPEN OR TIED TO GND
(PCB CONNECTION REQUIRED FOR STATED θ
JA
)
*The temperature grade is identifi ed by a label on the shipping container. Consult LTC Marketing for parts specifi ed with wider operating temperature ranges.
LBXG
LBXG
LBZS
LBZS
LBZT
LBZT
LTC2909CDDB-2.5
LTC2909IDDB-2.5
LTC2909CDDB-3.3
LTC2909IDDB-3.3
LTC2909CDDB-5
LTC2909IDDB-5
(Notes 1, 2)
ABSOLUTE AXI U RATI GS
W
WW
U
Operating Temperature Range
LTC2909C ................................................ 0°C to 70°C
LTC2909I .............................................– 40°C to 85°C
Storage Temperature Range
DFN ....................................................– 65°C to 125°C
TSOT-23 .............................................– 65°C to 150°C
Lead Temperature (Soldering, 10 sec)
TSOT-23 ............................................................ 300°C
TOP VIEW
9
DDB PACKAGE
8-LEAD (3mm 2mm) PLASTIC DFN
5
6
7
8
4
3
2
1SEL
TMR
V
CC
RST
ADJ1
ADJ2
REF
GND
LTBXF
LTBXF
LTBZV
LTBZV
LTBZW
LTBZW
LTC2909CTS8-2.5
LTC2909ITS8-2.5
LTC2909CTS8-3.3
LTC2909ITS8-3.3
LTC2909CTS8-5
LTC2909ITS8-5
ADJ1 1
ADJ2 2
REF 3
GND 4
8 SEL
7 TMR
6 V
CC
5 RST
TOP VIEW
TS8 PACKAGE
8-LEAD PLASTIC TSOT-23
T
JMAX
= 125°C, θ
JA
= 250°C/W
DDB PART*
MARKING
ORDER PART
NUMBER
TS8 PART*
MARKING
PACKAGE/ORDER I FOR ATIO
UUW
Order Options Tape and Reel: Add #TR Lead Free: Add #PBF Lead Free Tape and Reel: Add #TRPBF
Lead Free Part Marking: http://www.linear.com/leadfree/