General Data |
Manufacturer (OEM) | Helly Technology |
PCB Type | Double-Sided |
Primary Side |
Transient Filter | 4x Y caps, 3x X caps, 2x CM chokes, 1x MOV |
Inrush Protection | 1x NTC Thermistor MF72 10D-20 (10 Ohm @25°C) & Relay |
Bridge Rectifier(s) | 1x |
APFC MOSFETs | 2x Convert CS20N50FF (500V, 20A @ 25°C, Rds(on): 0.27Ohm) |
APFC Boost Diode | |
Bulk Cap(s) | 1x Nichicon (400V, 470uF @ 105°C, GN(M)) |
Main Switchers | 2x Fuxin Semiconductor FXN25N50F (500V, 13.7A @ 100°C, Rds(on): 0.26Ohm) |
APFC Controller | |
Resonant Controller | |
Topology | Primary side: APFC, Half-Bridge & LLC converter Secondary side: Synchronous Rectification & DC-DC converters |
Secondary Side |
+12V MOSFETs | 4x Fuxin Semiconductor FXN0204C (40V, 210A @ 100°C, Rds(on): 2.0mOhm) |
5V & 3.3V | DC-DC Converters: 2x XSEMI XP3NA3R4MT (30V, 46A @ 100°C, Rds(on): 3.4mOhm) 2x Rectron Semiconductor 3N5R0 (30V, 19.7A @ @ 70°C, Rds(on): 5mOhm) PWM Controller(s): 2x ANPEC APW7073 |
Filtering Capacitors | Electrolytic: 3x Nippon Chemi-Con (2-5,000 @ 105°C, KZE) 2x Nippon Chemi-Con (4-10,000 @ 105°C, KY), 1x Rubycon (4-10,000 @ 105°C, YXJ) 1x Rubycon (4-10,000 @ 105°C, YXF) 1x Rubycon (3-6,000 @ 105°C,ZLQ) Polymer: 31x Apaq. 4x Jamicon |
Supervisor IC | Weltrend WT7527RA (OVD, PGO, UVD, OCD) |
Fan Model | Hong Hua HA1225M12F-Z (120mm, 12V, 0.45A, 2050 RPM, Fluid Dynamic Bearing) |
5VSB |
High Side Rectifier | |
Standby PWM Controller | Excelliance MOS EM8569C |