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640 Series

DC Voltage:	50 - 300
Max Current:	10
Seal Type:	Resin
Catalog PDF	640 Series (0,67 MB)
Description	Instec 08-32 EMI filters are ideal for applicaions where small size and performance are critical. Available in C, L1,and PI configurations, these designed for applictions where threaded mounting is preferred.

Part Detail

Material and Finish:	Brass case, silver plating, unless otherwise specified
Dielectric Withstanding Voltage:	250% of rated voltage
Insulation resistance:	10 Gohm or 1000 Ohm-Farads minimum, whichever is lower
Cap Tolerance:	+100% -0%
Oper. Temp. Range:	-55˚C to +125˚C

Part Drawing

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Standard Catalog Dimensions

Hex = 0.187" typical
Thread length = 0.266" + 0.005"
Overall Length = 0.838" + 0.062"

Parts

How to Order

Select desired values to order your customized part number

Series

Cap Code

Voltage
Rating

Lead Wire

Capacitance Code: Displayed in PF (Picofarads) 3 digits, first two digits are significant. Third digit is number of zeros after the significant digits. Example 152 = 1500 PF, 103 = 10,000 PF, 105 = 1x106 PF or 1 µF.

Select Series: Please select series.

Part number:

640

Description of filter

Part Details

Type:

640 EMI Filter, C-filter

Capacitance:

+100% -0%

Rated Voltage:

Lead Wire:

Max Capacitance Table

640 Series 08-32 Bolt C-Filter

Rated Voltage	50V	100V	200V	300V
Max Capacitance (µF)	0.36	0.27	0.12	0.082
1MHz	32	30	23	20
10MHz	52	50	43	40
100MHz	>70	>70	63	60
1GHz	>70	>70	>70	>70
10GHz	>70	>70	>70	>70

Part Image

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Part number:

641

Description of filter

Part Details

Type:

641 EMI Filter, L1-filter

Capacitance:

+100% -0%

Rated Voltage:

Lead Wire:

Max Capacitance Table

641 Series 08-32 Bolt L1-Filter

Rated Voltage	50V	100V	200V	300V
Max Capacitance (µF)	0.22	0.18	0.068	0.047
1MHz	28	27	18	16
10MHz	47	45	36	35
100MHz	64	63	53	50
1GHz	>70	>70	>70	66
10GHz	>70	>70	>70	>70

Part Image

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Part number:

643

Description of filter

Part Details

Type:

643 EMI Filter, PI-filter

Capacitance:

+100% -0%

Rated Voltage:

Lead Wire:

Max Capacitance Table

643 Series 08-32 Bolt PI-Filter

Rated Voltage	50V	100V	200V	300V
Max Capacitance (µF)	0.36	0.27	0.12	0.082
1MHz	35	32	25	20
10MHz	45	45	40	38
100MHz	>70	>70	>70	>70
1GHz	>70	>70	>70	>70
10GHz	>70	>70	>70	>70

Part Image

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640 Series - Typical Insertion Loss for common filters

Instec P/N	Thread	Type	Cap Value	Voltage Rating	Currrent Rating	1MHz	10MHz	100MHz	1GHz	10GHz
620-103C	4-40	C-Filter	10,000 pf	200VDC	10A	4	23	41	58	70
620-472B	4-40	C-Filter	4700 pf	100VDC	10A		15	30	45	55
621-273B	4-40	L1-Filter	27,000 pf	100VDC	10A	12	32	53	70	>70
621-333B	4-40	L1-Filter	33,000 pf	100VDC	10A	14	34	54	70	>70
640-103B	8-32	C-Filter	10,000 pf	100VDC	10A	4	23	41	58	70
640-154B	8-32	C-Filter	0.15 µf	100VDC	10A	26	44	60	70	>70
640-502C	8-32	C-Filter	5000 pf	200VDC	10A	7	17	35	47	55
643-252C	8-32	PI-Filter	2500 pf	200VDC	10A		12	45	70	>70
643-473A	8-32	PI-Filter	47,000 pf	50VDC	10A	20	60	>70	>70	>70

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