lt3481imse-trpbf Linear Technology Corporation, lt3481imse-trpbf Datasheet - Page 2

• Manufacturer Part Number: lt3481imse-trpbf
• Description: 36v, 2a, 2.8mhz Step-down Switching Regulator With 50?a Quiescent Current
• Manufacturer: Linear Technology Corporation

ABSOLUTE AXI U RATI GS
PACKAGE/ORDER I FOR ATIO
ELECTRICAL CHARACTERISTICS
LT3481
(Note 1)
V
BOOST Pin Voltage ...................................................56V
BOOST Pin Above SW Pin .........................................30V
FB, RT, V
BIAS, PG, BD Voltage ................................................30V
Maximum Junction Temperature .......................... 125°C
temperature range, otherwise specifi cations are at T
noted. (Note 2)
PARAMETER
Minimum Input Voltage
Quiescent Current from V
Quiescent Current from BIAS
Consult LTC Marketing for parts specifi ed with wider operating temperature ranges.
2
RUN/SS
Order Options Tape and Reel: Add #TR Lead Free: Add #PBF Lead Free Tape and Reel: Add #TRPBF
Lead Free Part Marking:
BOOST
IN
T
JMAX
10-LEAD (3mm × 3mm) PLASTIC DFN
, RUN/SS Voltage .................................................36V
SW
V
BD
IN
EXPOSED PAD (PIN 11) IS GND
MUST BE CONNECTED TO GND
= 125°C, θ
1
2
3
4
5
C
DD PACKAGE
Voltage .......................................................5V
TOP VIEW
JA
= 45°C/W, θ
11
W
http://www.linear.com/leadfree/
IN
JC
10
9
8
7
6
= 10°C/W
RT
V
FB
BIAS
PG
C
W W
U
ORDER PART
LT3481EDD
LT3481IDD
MARKING
NUMBER
DD PART
W
LBVS
LBVV
CONDITIONS
V
V
V
V
V
V
RUN/SS
BIAS
BIAS
RUN/SS
BIAS
BIAS
U
A
= 3V, Not Switching
= 0, Not Switching
= 3V, Not Switching
= 0, Not Switching
= 25°C. V
= 0.2V
= 0.2V
The
U
●
IN
denotes the specifi cations which apply over the full operating
= 10V, V
Operating Temperature Range (Note 2)
Storage Temperature Range ................... –65°C to 150°C
Lead Temperature (Soldering, 10 sec)
RUN/SS
T
BOOST
JMAX
LT3481E ............................................... –40°C to 85°C
LT3481I ............................................. –40°C to 125°C
(MSE Only) ....................................................... 300°C
SW
V
BD
RUNS/SS
EXPOSED PAD (PIN 11) IS GND
MUST BE CONNECTED TO GND
IN
= 125°C, θ
10-LEAD PLASTIC MSOP
1
2
3
4
5
MSE PACKAGE
TOP VIEW
= 10V, V
JA
= 45°C/W, θ
11
BOOST
JC
10
9
8
7
6
= 10°C/W
= 15V, V
RT
V
FB
BIAS
PG
●
●
●
C
MIN
BIAS
= 3.3V unless otherwise
ORDER PART
0.01
0.01
TYP
LT3481EMSE
LT3481IMSE
22
75
50
MSE PART
3
0
MARKING
NUMBER
LTBVT
LTBVW
MAX
120
120
3.6
0.5
0.5
60
5
UNITS
3481f
µA
µA
µA
µA
µA
µA
V