AN827 APPLICATION NOTE

14/20

EMI/RFI FILTER

The harmonic content measurement was made with the EMI/RFI filter interposed between the AC source and

the demoboard under test, while the efficiency has been calculated without the filter contribution.

Figure 1. EMI/RFI Test Filter

Part List of the Figure 2

Part Des.

Description

Vendor’s Part #

Fuse F1

Fuse, 3AG Fast Acting 10A, 250VAC

Digi-Key #F127-ND

Fuse Clip

3AG Fuse Clips

Digi-Key #F048-ND

C1

Met. Poly. Film Cap., 0.22

µF, 100V Panasonic ECQ-E1224KF

Digi-Key #EF1224

C2

Met. Poly. Film Cap., 0.22

µF, 100V Panasonic ECQ-E1224KF

Digi-Key #EF1224

C3

Met. Poly. Film, .68uF, 250VAC, Panasonic ECQU2A684MV

Digi-Key #P4615-ND

C4

Polyester Cap., .001

µF, 50V, Panasonic ECQ-B1H102JF

Digi-Key #P4551-ND

C5

Polyester Cap., .012

µF, 50V Panasonic ECQ-B1H123JF

Digi-Key #P4583-ND

C6

Alum. Electrolytic Cap., 330

µF, 450VDC, 85°C

Digi-Key#P6443-ND

C7

Electrolytic Cap., 1.0

µF, 63V, Panasonic ECE-A1JU010,85°C

Digi-Key #P6275-ND

C8

Electrolytic Cap., 1.0

µF, 63V, Panasonic ECE-A1JU010,85°C

Digi-Key #P6275-ND

C9

Polyester Cap. 680pfd., 50V, Panasonic ECQ-B1H681JF

Digi-Key # P4580-ND

C10

Met. Poly. Film Cap., 0.22

µF, 100V Panasonic ECQ-E1224KF

Digi-Key #EF1224

C11

Ceramic Capacitor, 820pfd.,1000VDC

Digi-Key #P4127-ND

C12

Electrolytic Cap., 220

µF, 25V,Panasonic ECE-A1EU101,85°C

Digi-Key #P6240-ND

D1

Diode Bridge, 600V, 25A

Digi-Key #MB256-ND

D2

STTA806D/DI,, 600V, 8A, Isolated TO220AC Package

STMicroelectronics STTA806D/DI

D3

Switching Diode, 1N4148, 100V

Digi-Key #1N4148CT-ND

D4

Fast Recovery Diode, STTB406, 600V, 4A

STMicroelectronics STTB406

D5

Zener Diode, 22V, 1/2W, DO-35 Package

Digi-Key #1N5251BCT-ND

D6

Zener Diode, 18V, 1/2W, DO-35Package

Digi-Key #1N5248BCT-ND

D7

Fast Recovery Rectifier Diode, 100V, 1.5A

STMicroelectronics BYW-100-100

D8

Fast Recovery Rectifier Diode, 100V, 1.5A

STMicroelectronics BYW-100-100

D9

Fast Recovery Rectifier Diode, 100V, 1.5A

STMicroelectronics BYW-100-100

D10

Fast Recovery Rectifier Diode, 100V, 1.5A

STMicroelectronics BYW-100-100

R1

Metal Film Res., 806K, 1/4W, 1%

Digi-Key #806KXBK-ND

R2

Metal Film Res., 806K, 1/4W, 1%

Digi-Key #806KXBK-ND

R3

Carbon Film Res., 33K, 1/4W, 5%

Digi-Key #33KQBK-ND

C1

D94IN052

T1

T2

C

LINE

PFC

EARTH