LLC Resonant 3.5kW Half-Bridge Transformer.
Features
•LLC resonant 3.5 kW half-bridge transformer
•Works with Lr = 6.3µH and Cr = 312nF
•Frequency range 100-250kHz
•Reinforced insulation between prim/sec and with core
•UL94 and RoHS materials (F/155°C)
•Design based on AEC-Q200
•Weight : approx 200grams
Application
•Automotive EV/PHV AC/DC onboard battery chargers
Operation
•Vin = 200-430Vdc / Vout = 200-430Vdc
•Ip = 25Arms MAX / Is = 13Arms MAX
•Operating temperature -40/+140°C with cooling (potting)
|
L1 = LP (100kHz/1Vac)
|
R1
|
R2
|
N1:N2
|
L1lk (100kHz/1Vac, N2 shorted)
|
{N1}/{N2+CORE}
|
{N2}/{CORE}
|
---|
BC3.5LHB0.5T
|
36µH ±5%
|
5.3mΩ TYP (6.3mΩ MAX)
|
26mΩ TYP (31mΩ MAX)
|
1:2 |
0.5µH MAX
|
4.3kVAc/50Hz/3mA/1min*
|
2kVAc/50Hz/3mA/1min*
|
(*) 1min in qualification / 2sec in mass production