UM10710 Datasheet, PDF (20/25 Pages) NXP Semiconductors – UBA20270DB1122 - 35 W/46 V/690 mA LED driver demo board

NXP Semiconductors
UM10710
UBA20270DB1122 - 35 W/46 V/690 mA LED driver demo board
9.2 Sense transformer
Wurth Electronics Midcom Inc.; part number 750313754
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a. Top view
Fig 18. Sense transformer


SUL
VHF



VHF

DDD
b. Winding pinout
Table 5.
Symbol
L_p
L_lk
N
R_DC
Sense transformer electrical specifications
Parameter
Value
inductance
150 H
leakage inductance < 4 H
turns ratio
6.666
DC resistance
470 m
15 m
15 m
Condition
pins 1 to 3
tie pins (5 + 6 + 7 + 8)
(1-3):(5-7); (1-3):(6-8)
pins 1 to 3
pins 5 to 7
pins 6 to 8
UM10710
User manual
All information provided in this document is subject to legal disclaimers.
Rev. 2 — 25 September 2013
© NXP B.V. 2013. All rights reserved.
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