Why you can trust Tom's Hardware Our expert reviewers spend hours testing and comparing products and services so you can choose the best for you. Find out more about how we test.

Page 3 of 12:

Teardown & Component Analysis

Before proceeding with this page we encourage you to a look at our PSUs 101 article, which provides valuable information about PSUs and their operation, allowing you to better understand the components we're about to discuss.

Swipe to scroll horizontally

General Data
Manufacturer (OEM)	CWT
Primary Side
Transient Filter	4x Y caps, 2x X caps, 2x CM chokes, 1x MOV
Inrush Protection	NTC thermistor & relay
Bridge Rectifier(s)	2x GBU1506 (600V, 15A @ 100°C)
APFC MOSFETs	2x Vishay SiHF22N60E (650V, 13A @ 100°C, 0.18Ω) 1x SPN5003 FET (for reduced no-load consumption)
APFC Boost Diode	1x Power Integrations QH08TZ600 (600V, 8A @ 150°C)
Hold-up Cap(s)	2x Nichicon (400V, 1x 470uF, 1x 390uF, 2000h @ 105°C, GG)
Main Switchers	2x Infineon IPA60R190P6 (650V, 12.7A @ 100°C, 0.190Ω)
APFC Controller	Champion CM6500UNX
Switching Controller	Champion CM6901X
Fan Controller	PIC16F1503
Topology	Primary side: Half-bridge & LLC resonant controller Secondary side: Synchronous rectification & DC-DC converters
Secondary Side
+12V MOSFETs	6x International Rectifier IRFH7004TRPBF (40V, 164A @ 100°C, 1.4mΩ)
5V & 3.3V	DC-DC converters: 6x QM3006D (30V, 57A @ 100°C, 5.5mΩ) PWM controller: ANPEC APW7159
Filtering Capacitors	Electrolytics: Nippon Chemi-Con (1-5000 @ 105°C, KZE), Nippon Chemi-Con (4-10,000 @ 105°C, KY) Polymers: FPCAP
Supervisor IC	Weltrend WT7502 (OVP, UVP, SCP, PG) & LM393G
Fan Model	NR135L (12V, 0.22A, rifle bearing)
5VSB Circuit
Rectifier	ISD04N65A, QM3004D, LS64 10L45 SBR
Step-Down Converter	AME5268
Standby PWM Controller	On-Bright OB5269CP

Image 1 of 38

Current page: Teardown & Component Analysis

Prev Page Unboxing Video Next Page Load Regulation, Hold-Up Time & Inrush Current

TOPICS

Aris Mpitziopoulos is a contributing editor at Tom's Hardware, covering PSUs.