Typical Application; Related Parts - Linear Technology Analog Devices LT8301 Datasheet

LT8301

TYPICAL APPLICATION

V
IN
8V TO 36V
Efficiency vs Load Current
95
90
85
80
75
70
65
0 100
LOAD CURRENT (mA)

RELATED PARTS

PART NUMBER DESCRIPTION
LT8300 100V
IN
150V/260mA Switch
LT8302 42V Micropower Isolated Flyback Converter with
IN
65V/3.6A Switch
LT8309 Secondary-Side Synchronous Rectifier Driver
LT3511/LT3512 100V Isolated Flyback Converters
LT3748 100V Isolated Flyback Controller
LT3798 Off-Line Isolated No Opto-Coupler Flyback Controller
with Active PFC
LT3573/LT3574/LT3575 40V Isolated Flyback Converters
LT3757A/LT3759/ 40V/100V Flyback/Boost Controllers
LT3758
LT3957/LT3958 40V/100V Flyback/Boost Converters
LTC ® 3803/LTC3803-3/ 200kHz/300kHz Flyback Controllers in SOT-23
LTC3803-5
LTC3805/LTC3805-5 Adjustable Frequency Flyback Controllers
24
8V to 36V /12V Micropower Isolated Flyback Converter
IN OUT
4.7µF
V
IN
806k
EN/UVLO SW
LT8301
232k
R
FB
GND
V = 12V
IN
V = 24V
IN
V = 36V
IN
200 300 400
8301 TA08b
Micropower Isolated Flyback Converter with
For more information
D2
V
OUT
T1
12V
1:1
2.5mA TO 270mA (V
Z1
•
2.5mA TO 360mA (V
40µH 2.5mA TO 400mA (V
40µH
10µF
D1
•
V
OUT
118k
8301 TA08a
D1: CENTRAL CMHD4448
D2: DIODE INC. DFLS160
T1: WÜRTH 750313972
Z1: CENTRAL CMDZ5250B
Output Load and Line Regulation
12.4
12.3
12.2
12.1
12.0
11.9
11.8
11.7
11.6
0 100
LOAD CURRENT (mA)
COMMENTS
Low I Monolithic No-Opto Flybacks, 5-Lead TSOT-23
Q
Low I Monolithic No-Opto Flybacks, 8-Lead SO-8E
Q
4.5V ≤ V ≤ 40V, Fast Turn-On and Turn-Off, 5-Lead TSOT-23
CC
Monolithic No-Opto Flybacks with Integrated 240mA/420mA Switch,
MSOP-16(12)
5V ≤ V ≤ 100V, No Opto Flyback , MSOP-16 with High Voltage Spacing
IN
V and V Limited Only by External Components
IN OUT
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
V and V Limited by External Components
IN OUT
V and V Limited by External Components
IN OUT
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+
= 12V)
IN
= 24V)
IN
= 36V)
IN
–
V = 12V
IN
V = 24V
IN
V = 36V
IN
200
300 400
8301 TA08c
www.analog.com
 ANALOG DEVICES, INC. 2014-2019
Rev. A
04/19