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B65811

EPCOS
Part Number B65811
Manufacturer EPCOS
Description RM cores are supplied
Published Jul 6, 2007
Detailed Description RM 8 Core I In accordance with IEC 60431 I Cores without center hole B65811 for transformer applications I RM cores ar...
Datasheet PDF File B65811 PDF File

B65811
B65811

Overview
RM 8 Core I In accordance with IEC 60431 I Cores without center hole B65811 for transformer applications I RM cores are supplied in sets Magnetic characteristics (per set) with center hole without center hole 0,59 38 64 55 2 430 mm–1 mm mm2 mm2 mm3 Σl/A le Ae A min Ve 0,67 35,1 52 — 1 840 Approx.
weight (per set) m www.
DataSheet4U.
com 10,7 12 g Gapped Material AL value s approx.
mm 3% 3% 3% 5% 0,23 0,17 0,14 0,10 0,49 0,24 0,11 0,04 0,30 0,18 133 168 213 336 76 117 298 752 118 189 µe nH N48 250 ± 315 ± 400 ± 630 ± Ordering code 1) -D with center hole -F with threaded sleeve -J without center hole B65811-+250-A48 B65811-+315-A48 B65811-+400-A48 B65811-+630-J48 B65811-J160-A41 B65811-J250-J41 B65811-J630-J41 B65811-J1600-K41 B65811-J250-A87 B65811-J400-A87 N41 160 ± 3 % 250 ± 5 % 630 ± 5 % 1600 ± 10 % 250 ± 3 % 400 ± 3 % N87 1) Replace the + by the code letter “F” or “D” for the required version.
Standard version is “D”.
224 08/01 RM 8 Core Ungapped Material A L value nH N26 N30 T38 N49 N87 N97 1) N41 2900 + 30/– 20 % 1550 5700 + 30/– 20 % 2680 12500 + 40/– 30 % 5870 2200 + 30/– 20 % 1040 1270 3300 + 30/– 20 % 1560 1900 3300 + 30/– 20 % 1560 1900 4100 + 30/– 20 % 1930 1900 < 0,37 (50 mT, 500 kHz, 100 °C) B65811 µe A L1min PV nH W/set Ordering code -D with center hole -J w/o center hole B65811-D-R26 B65811-J-R30 B65811-J-Y38 B65811-J-R49 < 1,20 B65811-J-R87 (200 mT, 100 kHz, 100 °C) B65811-J-R97 < 1,00 (200 mT, 100 kHz, 100 °C) < 0,36 (200 mT, 25 kHz, 100 °C) B65811-J-R41 1) Preliminary data 225 08/01 RM 8 Accessories Coil former, squared pins Material: GFR thermosetting plastic (UL 94 V-0, insulation class to IEC 60085: H max.
operating temperature 180 °C), color code black Solderability: to IEC 60068-2-20, test Ta, method 1 (aging 3): 235 °C, 2 s Resistance to soldering heat: to IEC 60068-2-20, test Tb, method 1B: 350 °C, 3,5 s Winding: see “ Processing Notes ” , page 153 For matching clamp and insulating washers see page 230 Sections 1 AN ...


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