LTC3803-5 Datasheet, PDF (11/12 Pages) Linear Technology – Constant Frequency Current Mode Flyback DC/DC Controller in ThinSOT

TYPICAL APPLICATIO S
PRIMARY SIDE
10V, 100mA
OUTPUT
2W Isolated Housekeeping Telecom Converter
BAS516
T1
•
2.2µF
V_IN
36V TO 75V
1nF
22k
806Ω
1µF
BAS516
9.2k
BAS516
1k
1
LTC3803-5
6
I_TH/RUN NGATE
2
GND
V_CC ⁵
3
V_FB
4
SENSE
•
220k _•
FDC2512
2.2µF
SECONDARY SIDE
10V, 100mA
OUTPUT
SECONDARY
SIDE GROUND
5.6k
1µF
T1: PULSE ENGINEERING PA0648
OR TYCO TTI8698
0.1Ω
PRIMARY GROUND
38035 TA03
PACKAGE DESCRIPTIO
0.62
0.95
MAX
REF
S6 Package
6-Lead Plastic TSOT-23
(Reference LTC DWG # 05-08-1636)
2.90 BSC
(NOTE 4)
LTC3803-5
1.22 REF
3.85 MAX 2.62 REF
1.4 MIN
2.80 BSC
1.50 – 1.75
(NOTE 4)
PIN ONE ID
RECOMMENDED SOLDER PAD LAYOUT
PER IPC CALCULATOR
0.20 BSC
DATUM ‘A’
0.95 BSC
0.80 – 0.90
1.00 MAX
0.30 – 0.50 REF
0.09 – 0.20
NOTE:
(NOTE 3)
1. DIMENSIONS ARE IN MILLIMETERS
2. DRAWING NOT TO SCALE
3. DIMENSIONS ARE INCLUSIVE OF PLATING
4. DIMENSIONS ARE EXCLUSIVE OF MOLD FLASH AND METAL BURR
5. MOLD FLASH SHALL NOT EXCEED 0.254mm
6. JEDEC PACKAGE REFERENCE IS MO-193
1.90 BSC
Information furnished by Linear Technology Corporation is believed to be accurate and reliable.
However, no responsibility is assumed for its use. Linear Technology Corporation makes no represen-
tation that the interconnection of its circuits as described herein will not infringe on existing patent rights.
0.30 – 0.45
6 PLCS (NOTE 3)
0.01 – 0.10
S6 TSOT-23 0302
38035f
11