lt1913 Linear Technology Corporation, lt1913 Datasheet - Page 2

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lt1913

Manufacturer Part Number
lt1913
Description
25v, 3.5a, 2.4mhz Step-down Switching Regulator
Manufacturer
Linear Technology Corporation
Datasheet

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ABSOLUTE AXI U RATI GS
ELECTRICAL CHARACTERISTICS
LT1913
V
BOOST Pin Voltage ...................................................50V
BOOST Pin Above SW Pin .........................................25V
FB, RT, V
PG, BD Voltage .........................................................25V
PIN CONFIGURATION
LEAD FREE FINISH
LT1913EDD#PBF
LT1913IDD#PBF
Consult LTC Marketing for parts specifi ed with wider operating temperature ranges. *The temperature grade is identifi ed by a label on the shipping container.
Consult LTC Marketing for information on non-standard lead based fi nish parts.
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 at T
noted. (Note 2)
PARAMETER
Minimum Input Voltage
Quiescent Current from V
Quiescent Current from BD
Minimum Bias Voltage (BD Pin)
ORDER INFORMATION
2
IN
, RUN/SS Voltage .................................................25V
C
Voltage .......................................................5V
EXPOSED PAD (PIN 11) IS GND, MUST BE SOLDERED TO PCB
RUN/SS
BOOST
W
10-LEAD (3mm × 3mm) PLASTIC DFN
IN
SW
V
BD
IN
θ
JA
TAPE AND REEL
LT1913EDD#TRPBF
LT1913IDD#TRPBF
1
2
3
4
5
= 45°C/W, θ
DD PACKAGE
W W
TOP VIEW
11
JC
= 10°C/W
10
9
8
7
6
RT
V
FB
PG
SYNC
C
http://www.linear.com/leadfree/
CONDITIONS
V
V
V
V
V
V
RUN/SS
BD
BD
RUN/SS
BD
BD
PART MARKING*
LDJW
LDJW
U
http://www.linear.com/tapeandreel/
A
= 3V, Not Switching
= 0, Not Switching
= 3V, Not Switching
= 0, Not Switching
= 25°C. V
= 0.2V
= 0.2V
The
(Note 1)
IN
denotes the specifi cations which apply over the full operating
= 10V, V
SYNC Voltage ............................................................20V
Operating Junction Temperature Range (Note 2)
Storage Temperature Range ................... –65°C to 150°C
LT1913E ............................................. –40°C to 125°C
LT1913I .............................................. –40°C to 125°C
RUN/SS
PACKAGE DESCRIPTION
10-Lead (3mm × 3mm) Plastic DFN
10-Lead (3mm × 3mm) Plastic DFN
= 10V, V
BOOST
= 15V, V
MIN
BD
= 3.3V unless otherwise
TEMPERATURE RANGE
–40°C to 125°C
–40°C to 125°C
0.01
0.45
0.01
TYP
1.3
0.9
2.7
3
1
MAX
3.6
0.5
1.2
2.3
0.5
1.8
10
3
UNITS
1913f
mA
mA
mA
μA
μA
μA
V
V

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