LT1961EMS8E Linear Technology, LT1961EMS8E Datasheet - Page 11

• Manufacturer Part Number: LT1961EMS8E
• Description: IC REG SW STEPUP 1.5A 8-MSOP
• Manufacturer: Linear Technology
• Type: Step-Up (Boost)r

Specifications of LT1961EMS8E

• Internal Switch(s): Yes
• Synchronous Rectifier: No
• Number Of Outputs: 1
• Voltage - Output: 1.2 ~ 35 V
• Current - Output: 1.5A
• Frequency - Switching: 1.25MHz
• Voltage - Input: 3 ~ 25 V
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: 8-MSOP Exposed Pad, 8-HMSOP, 8-eMSOP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Power - Output: -

APPLICATIONS
C1, D1 LOOP
MINIMIZE
LT1961,
D1
U
KELVIN SENSE
INPUT
*MAXIMUM OUTPUT CURRENT IS SUBJECT TO THERMAL DERATING.
C1
INFORMATION
CERAMIC
5V
V
L1
U
OUT
Figure 6. Typical Application and Suggested Layout (Topside Only Shown)
V
2.2μF
OUT
C3
W
OPEN
HIGH
= ON
OR
V
SHDN
SYNC
INPUT
IN
U
LT1961
6.8μH
GND
L1
LT1961EMS8E
V
GOOD THERMAL CONDUCTIVITY
C
GND
V
R3
6.8k
SW
AROUND GROUND PIN FOR
FB
U1
C2
6800pF
PLACE FEEDTHROUGHS
C3
GND
UPS120
D1
C4
100pF
C4
R2
10k
1%
R1
90.9k
R2
SOLDER EXPOSED
GROUND PAD
TO BOARD
R3
C1
10μF
CERAMIC
R1
OUTPUT
12V
0.5A*
C2
KEEP FB AND V
COMPONENTS
AWAY FROM
HIGH FREQUENCY,
HIGH INPUT
COMPONENTS
LT1961
C
11
1961fa