LTC1871EMS#PBF Linear Technology, LTC1871EMS#PBF Datasheet - Page 23

• Manufacturer Part Number: LTC1871EMS#PBF
• Description: IC CONTRLR CURRENT MODE 10-MSOP
• Manufacturer: Linear Technology
• Type: Step-Up (Boost), Flyback, Sepicr

Specifications of LTC1871EMS#PBF

• Internal Switch(s): No
• Synchronous Rectifier: No
• Number Of Outputs: 1
• Voltage - Output: 1.23 ~ 72 V
• Current - Output: 50mA
• Frequency - Switching: 50kHz ~ 1MHz
• Voltage - Input: 2.5 ~ 36 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 10-MSOP, Micro10™, 10-uMAX, 10-uSOP
• Input Voltage: 36V
• Output Current: 50mA
• Output Voltage: 12V
• Supply Voltage Range: 2.5V To 36V
• No. Of Pins: 10
• Operating Temperature Range: -40°C To +85°C
• Msl: MSL 1 - Unlimited
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Power - Output: -

APPLICATIONS INFORMATION
R2
OUTPUT SENSING
SIGNAL GROUND
VIAS TO GROUND
PLANE
PSEUDO-KELVIN
TRUE REMOTE
R
R
T
C
R1
CONNECTION
C
C
BOLD LINES INDICATE HIGH CURRENT PATHS
R3
R2
PIN 1
LTC1871
R1
R
C
C
T
R4
Figure 14. LTC1871 Boost Converter Suggested Layout
Figure 15. LTC1871 Boost Converter Layout Diagram
R
R3
C
C
OUT
C
JUMPER
1
2
3
4
5
VCC
GROUND CONNECTION
J1
RUN
I
FB
FREQ
MODE/
SYNC
BULK C
TH
LTC1871
R4
PSEUDO-KELVIN
C
C
OUT
IN
INTV
SENSE
GATE
GND
V
LOW ESR CERAMIC
CC
IN
10
9
8
7
6
J1
C
VCC
M1
D1
+
L1
+
C
C
IN
OUT
L1
M1
SWITCH
NODE
1871 F14
1871 F15
D1
V
V
IN
OUT
V
SWITCH NODE IS ALSO
THE HEAT SPREADER
FOR L1, M1, D1
GND
V
IN
OUT
LTC1871
23
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