KaRaTec

PSA-R300

Power stage PCBA, rail 300W (72–110V in)

MYOB · synced 08:55 Demo 03 Nov 2026

On hand

14 ea

Bin K2-01

Allocated

10

open orders & unkitted builds

In build

10

Std cost

$290.04

rolled up from 2 BOM levels

Bill of materials — rev B, all levelsBOM-PSA-R300 →

Part	Level	Per	Ext. qty	On hand	Unit cost	Ext. cost
PCB-R300 Bare PCB rail 300W power, 4L 3oz	L1	1 ea	1	12	$18.50	$18.50
Q-IPP60R099 MOSFET 600V 31A TO-220	L1	4 ea	4	30	$6.12	$24.48
D-VS60EPU02 Ultrafast diode 200V 60A TO-247	L1	4 ea	4	75	$5.20	$20.80
MAG-T360 rev D Main transformer 360W, ETD49	L1	1 ea	1	19	$73.58	$73.58
└ M-ETD49 Ferrite core pair ETD49 N87	L2	1 ea	1	136	$5.20	$5.20
└ M-BOB49 Bobbin ETD49 20-pin	L2	1 ea	1	136	$1.40	$1.40
└ M-WIRE08 Enamelled copper wire 0.8mm	L2	14 m	14	1,032	$0.09	$1.26
└ M-LITZ100 Litz wire 100 × 0.1mm	L2	5 m	5	168	$0.85	$4.25
└ M-TAPE Polyester insulation tape 25mm	L2	2 m	2	337	$0.06	$0.12
L-IND33U Power inductor 33µH 15A	L1	2 ea	2	98	$2.85	$5.70
C-ELC220-160 Electrolytic 220µF 160V 105°C	L1	6 ea	6	206	$1.65	$9.90
C-MLCC10U-100 MLCC 10µF 100V X7R 1210	L1	10 ea	10	453	$0.42	$4.20
C-FILM2U2-250 Film capacitor 2.2µF 275VAC X2	L1	2 ea	2	195	$1.20	$2.40
R-0603 Resistor 0603 1% (per placement)	L1	54 ea	54	12,000	$0.01	$0.54
C-MLCC100N-50 MLCC 100nF 50V X7R 0603	L1	34 ea	34	7,711	$0.01	$0.34
H-TPAD Thermal pad TO-220, silicone	L1	8 ea	8	858	$0.18	$1.44
H-CLIP220 TO-220 heatsink spring clip	L1	8 ea	8	599	$0.35	$2.80
R-SHUNT5M Current shunt 5mΩ 3W 2512	L1	2 ea	2	124	$0.64	$1.28

Materials (level 1) $165.96Labour 75 min $86.25Overhead 15% $37.83Std cost $290.04

Direct BOM lines (edit)

Part

Qty per

Ref des

MAG-T360 Main transformer 360W, ETD49

C-ELC220-160 Electrolytic 220µF 160V 105°C

C-FILM2U2-250 Film capacitor 2.2µF 275VAC X2

C-MLCC100N-50 MLCC 100nF 50V X7R 0603

C-MLCC10U-100 MLCC 10µF 100V X7R 1210

D-VS60EPU02 Ultrafast diode 200V 60A TO-247

H-CLIP220 TO-220 heatsink spring clip

H-TPAD Thermal pad TO-220, silicone

L-IND33U Power inductor 33µH 15A

PCB-R300 Bare PCB rail 300W power, 4L 3oz

Q-IPP60R099 MOSFET 600V 31A TO-220

R-0603 Resistor 0603 1% (per placement)

R-SHUNT5M Current shunt 5mΩ 3W 2512

Stock historylast 25 movements

When

Movement

Ref

Qty

Note

05 Oct 2026 · 08:30

Issued to WO

WO-26-1296

-18

PSA-R300

01 Oct 2026 · 15:00

Built

WO-26-1297

+18

Completed and booked in

29 Sep 2026 · 08:30

Issued to WO

WO-26-1300

-12

PSA-R300

28 Sep 2026 · 15:00

Built

WO-26-1301

+12

Completed and booked in

17 Sep 2026 · 08:30

Issued to WO

WO-26-1316

-12

PSA-R300

06 Jul 2026 · 07:30

Stocktake

ST-2026-07

+26

Quarterly count

Part

Level: Sub-assembly
Category: Power stage PCBA
Revision: B
Lead time: 5 days
Reorder: Made / bought to order

Where used (4)

GBP2300R-110-12

GBP2-R rail DC/DC converter 110V → 12V, 300W

×1 GBP2300R-110-24

GBP2-R rail DC/DC converter 110V → 24V, 300W

×1 GBP2300R-72-24

GBP2-R rail DC/DC converter 72V → 24V, 300W

Custom 600W rail auxiliary converter 110V → 24V (Eastline)

Open works orders

WO-26-1320 ×10 B

due 02 Dec 2026

Documents

Bill of materials · 14 Oct 2026

B Released BOM-PSA-R300

Bill of materials · 08 May 2026