LT8300
Typical Application
3.3V Isolated Converter (Conforming to DEF-STAN61-5)
VIN
18V TO 32V
L1
D1
1:1
1µF
1M
VIN
LT8300
150µH
•
•
150µH
EN/UVLO
SW
1µF
Z1
IN
OUT
LT3009-3.3
SHDN
GND
93.1k
GND
RFB
8300 TA08a
42.2k
D1: DIODES INC. SBR0560S1-7
L1: DRQ73-151-R
Z1: CENTRAL CMDZ4L7
Input Current with No Load
400
VOUT+
3.3V
0mA TO 20mA
1µF
VOUT–
300
200
100
0
18 20 22 24 26 28 30 32
VIN (V)
8300 TA08b
Related Parts
PART NUMBER
LT3511/LT3512
LT3748
LT3798
LT3573/LT3574/LT3575
LT3757/LT3759/LT3758
LT3957/LT3958
LTC3803/LTC3803-3/
LTC3803-5
LTC3805/LTC3805-5
DESCRIPTION
100V Isolated Flyback Converters
100V Isolated Flyback Controller
Off-Line Isolated No Opto-Coupler Flyback Controller
with Active PFC
40V Isolated Flyback Converters
40V/100V Flyback/Boost Controllers
40V/100V Flyback/Boost Converters
200kHz/300kHz Flyback Controllers in SOT-23
Adjustable Frequency Flyback Controllers
COMMENTS
Monolithic No-Opto Flybacks with Integrated 240mA/420mA Switch,
MSOP-16(12)
5V ≤ VIN ≤ 100V, No Opto Flyback , MSOP-16 with High Voltage Spacing
VIN and VOUT Limited Only by External Components
Monolithic No-Opto Flybacks with Integrated 1.25A/0.65A/2.5A Switch
Universal Controllers with Small Package and Powerful Gate Drive
Monolithic with Integrated 5A/3.3A Switch
VIN and VOUT Limited by External Components
VIN and VOUT Limited by External Components
24 Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
(408) 432-1900 ● FAX: (408) 434-0507 ● www.linear.com
8300f
LT 0812 • PRINTED IN USA
LINEAR TECHNOLOGY CORPORATION 2012