LT1912EDD#TRPBF Linear Technology, LT1912EDD#TRPBF Datasheet - Page 2

• Manufacturer Part Number: LT1912EDD#TRPBF
• Description: IC SW REG 2A STP-DWN 10-DFN
• Manufacturer: Linear Technology
• Type: Step-Down (Buck)r

Specifications of LT1912EDD#TRPBF

• Internal Switch(s): Yes
• Synchronous Rectifier: No
• Number Of Outputs: 1
• Voltage - Output: 0.79 ~ 20 V
• Current - Output: 2A
• Frequency - Switching: 200kHz ~ 500kHz
• Voltage - Input: 3.6 ~ 36 V
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: 10-DFN
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Power - Output: -

ELECTRICAL CHARACTERISTICS
LT1912
ABSOLUTE MAXIMUM RATINGS
V
BOOST Pin Voltage ...................................................56V
BOOST Pin Above SW Pin .........................................30V
FB, RT, V
BD, SYNC Voltage .....................................................30V
PIN CONFIGURATION
PARAMETER
Minimum Input Voltage
Quiescent Current from V
Quiescent Current from BD
Minimum Bias Voltage (BD Pin)
ORDER INFORMATION
LEAD FREE FINISH
LT1912EDD#PBF
LT1912EMSE#PBF
Consult LTC Marketing for parts specified with wider operating temperature ranges.
Consult LTC Marketing for information on non-standard lead based finish parts.
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/
temperature range, otherwise specifications are at T
noted. (Note 2)
2
IN
, RUN/SS Voltage .................................................36V
C
Voltage .......................................................5V
EXPOSED PAD (PIN 11) IS GND, MUST BE SOLDERED TO PCB
RUN/SS
BOOST
10-LEAD (3mm × 3mm) PLASTIC DFN
SW
V
IN
BD
IN
JA
TAPE AND REEL
LT1912EDD#TRPBF
LT1912EMSE#TRPBF
1
2
3
4
5
= 45°C/W,
DD PACKAGE
TOP VIEW
GND
11
JC
= 10°C/W
10
9
8
7
6
R
V
FB
N/C
SYNC
C
T
CONDITIONS
V
V
V
V
V
V
RUN/SS
BD
BD
RUN/SS
BD
BD
PART MARKING
LDJT
LTDJS
= 3V, Not Switching
= 0, Not Switching
= 3V, Not Switching
= 0, Not Switching
A
= 25°C. V
= 0.2V
= 0.2V
The
(Note 1)
l
IN
denotes the specifications which apply over the full operating
= 10V, V
Operating Junction Temperature Range (Note 2)
Storage Temperature Range .................. –65°C to 150°C
Lead Temperature (Soldering, 10 sec)
MSE Only .......................................................... 300°C
LT1912E ............................................ –40°C to 125°C
RUN/SS
PACKAGE DESCRIPTION
10-Lead (3mm × 3mm) Plastic DFN
10-Lead Plastic MSOP
EXPOSED PAD (PIN 11) IS GND, MUST BE SOLDERED TO PCB
= 10V, V
RUN/SS
BOOST
BOOST
SW
V
BD
IN
JA
10-LEAD PLASTIC MSOP
1
2
3
4
5
= 45°C/W,
= 15V, V
MSE PACKAGE
l
l
l
TOP VIEW
GND
11
JC
MIN
BD
= 10°C/W
= 3.3V unless otherwise
10
9
8
7
6
TEMPERATURE RANGE
–40°C to 125°C
–40°C to 125°C
0.01
0.01
TYP
450
1.3
0.9
2.7
R
V
FB
N/C
SYNC
3
1
T
C
MAX
600
3.6
0.5
1.7
0.5
1.3
5
3
UNITS
1912fa
mA
mA
µA
µA
µA
µA
V
V