Manual

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Ⅰ

. SCOPE

：

This specification applies to the Pb Free Ferrite Chip Beads for

SMB-403025

PRODUCT INDENTIFICATION

SMB - 403025

① ②

① Product Code

② Dimensions Code

(1) SHAPES AND DIMENSIONS

A: 4.00±0.20 mm

B: 3.10±0.15 mm

C: 2.54±0.15 mm

D: 1.50±0.50 mm

E: 1.25 Typ. mm

(2) ELECTRICAL SPECIFICATIONS

SEE TABLE 1

TEST INSTRUMENTS

Z : HP 4291B IMPEDANCE ANALYER (or equivalent)

RDC : CHROMA MODEL 16502 MILLIOHMMETER (or equivalent)

(3) CHARACTERISTICS

(3)-1 Temperature rise …................... ＋40℃ Max.

(3)-2 Ambient temperature ……......... ＋60℃ Max.

(3)-3 Operate temperature range ...... －40℃～＋105℃

(Including self temp. rise)

(3)-4 Storage temperature range ...... －40℃～＋105℃

SMB-403025 Page 1/6

MAG.LAYERS

Summary of content (7 pages)

PAGE 1
Ⅰ. SCOPE： This specification applies to the Pb Free Ferrite Chip Beads for SMB-403025 PRODUCT INDENTIFICATION SMB - 403025 ① ② ① Product Code ② Dimensions Code (1) SHAPES AND DIMENSIONS A: 4.00±0.20 mm B: 3.10±0.15 mm C: 2.54±0.15 mm D: 1.50±0.50 mm E: 1.25 Typ. mm (2) ELECTRICAL SPECIFICATIONS SEE TABLE 1 TEST INSTRUMENTS Z : HP 4291B IMPEDANCE ANALYER (or equivalent) RDC : CHROMA MODEL 16502 MILLIOHMMETER (or equivalent) (3) CHARACTERISTICS (3)-1 Temperature rise …...................
PAGE 2
TABLE 1 IMPEDANCE (Ω) At 25MHz/0.5V At 100MHz/0.5V DCR(mΩ) Max. 30±25% 47±25% 0.6 MAGLAYERS PT/NO. SMB-403025 MAG.
PAGE 3
(4) RELIABILITY TEST METHOD MECHANICAL TEST ITEM SPECIFICATION TEST DETAILS Solder The product shall be connected to the test Apply cream solder to the printed circuit board . ability circuit board by the fillet (the height Refer to clause 8 for Reflow profile. is 0.2mm). Resistance to There shall be no damage or problems.
PAGE 4
MECHANICAL SPECIFICATION TEST ITEM TEST DETAILS Humidity Impedance:Within±20% of the initial value. After the samples shall be soldered onto the test resistance Insulation resistance and DC resistance on circuit board,the test shall be done. the specification(refer to clause 2-1) Measurement : After placing for 24 hours min. shall be met. Temperature : +60±2℃ , Humidity : 90 to 95 %RH The terminal electrode and the ferrite must Applied voltage : Rated voltage not damaged.
PAGE 5
(5) LAND DIMENSION (Ref.) PCB: GLASS EPOXY t＝1.6mm (5)-1 LAND PATTERN DIMENSIONS (STANDARD PATTERN) unit：mm (5)-2 FLOW SOLDERING T e m p e ra tu r e ( ℃ ) S o ld in g 260℃ 300 260 200 P r e h e a t in g N a tu r a l C o o l i n g 150 100 50 T im e 1 to 4 m in . 1 0 se c m o r e th a n 2 m in . MAG.
PAGE 6
(6) PACKAGING (6)-1 CARRIER TAPE DIMENSIONS (mm) (6)-2 TAPING DIMENSIONS (mm) (6)-3 REEL DIMENSIONS (mm) (6)-3 QUANTITY 500pcs/Reel MAG.
PAGE 7
TYPICAL ELECTRICAT CHARACTERISTICS 70 60 IMPEDANCE(Ω) 50 40 30 20 10 0 1 10 100 1000 FREQUENCY(MHz) MAG.