SRF1280-821M datasheet, PDF - EEWORLD Datasheet

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SRF1280-821M: DescriptionCoupled Inductors 820uH 20% SMD 1280; CategoryPassive components inductor; File Size304KB，2 Pages; ManufacturerBourns; Websitehttp://www.bourns.com; Environmental Compliance

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SRF1280-821M Overview

Coupled Inductors 820uH 20% SMD 1280

SRF1280-821M Parametric

Parameter Name	Attribute value
Is it Rohs certified?	conform to
Maker	Bourns
package instruction	4949
Reach Compliance Code	compliant
ECCN code	EAR99
Factory Lead Time	18 weeks
uppercase and lowercase codes	4949
structure	Rectangular
core material	FERRITE
DC Resistance	1.632 Ω
Nominal inductance(L)	820 µH
Inductor Applications	POWER INDUCTOR
Inductor type	GENERAL PURPOSE INDUCTOR
JESD-609 code	e1
Number of functions	2
Number of terminals	4
Maximum operating temperature	105 °C
Minimum operating temperature	-40 °C
Package height	8 mm
Package length	12.5 mm
Package form	SMT
Package width	12.5 mm
method of packing	TR, Embossed , 13 Inch
Maximum rated current	0.65 A
Shape/Size Description	RECTANGULAR PACKAGE
shield	YES
special characteristics	PARALLEL CONNECTED
surface mount	YES
Terminal surface	Tin/Silver/Copper (Sn/Ag/Cu)
Terminal location	DUAL IN-LINE
Terminal shape	WRAPAROUND
Test frequency	0.1 MHz
Tolerance	20%
Base Number Matches	1

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Description	Coupled Inductors 820uH 20% SMD 1280	Fixed Resistor, Thin Film, 0.05W, 8870ohm, 15V, 0.25% +/-Tol, 50ppm/Cel, 0201,	Fixed Resistor, Thin Film, 0.25W, 2000ohm, 150V, 0.05% +/-Tol, 100ppm/Cel, 1206	Fixed Resistor, Thin Film, 0.25W, 267ohm, 150V, 0.01% +/-Tol, 100ppm/Cel, 1206	Varistors 1206 35V 100A 200pF Varistor	Diodes - General Purpose, Power, Switching 85V 200mA	USB Interface IC USB to Serial UART Enhanced IC SSOP-28
Is it Rohs certified?	conform to	incompatible	incompatible	incompatible	conform to	conform to	conform to
Reach Compliance Code	compliant	compliant	compliant	compliant	compliant	compliant	compliant
ECCN code	EAR99	EAR99	EAR99	EAR99	EAR99	EAR99	EAR99
structure	Rectangular	Chip	Chip	Chip	Magnetically Shielded	Rectangular	Magnetically Shielded
JESD-609 code	e1	e0	e0	e0	e1	e1	e1
Number of terminals	4	2	2	2	4	4	4
Maximum operating temperature	105 °C	155 °C	155 °C	155 °C	125 °C	105 °C	125 °C
Package height	8 mm	0.35 mm	0.5 mm	0.5 mm	8 mm	8 mm	8 mm
Package length	12.5 mm	0.5 mm	3.2 mm	3.2 mm	12.5 mm	12.5 mm	12.5 mm
Package form	SMT	SMT	SMT	SMT	SMT	SMT	SMT
Package width	12.5 mm	0.25 mm	1.6 mm	1.6 mm	12.5 mm	12.5 mm	12.5 mm
method of packing	TR, Embossed , 13 Inch	TR	Bulk	Bulk	TR, Embossed , 13 Inch	TR, Embossed , 13 Inch	TR, Embossed , 13 Inch
Terminal surface	Tin/Silver/Copper (Sn/Ag/Cu)	Tin/Lead (Sn/Pb) - with Nickel (Ni) barrier	Tin/Lead (Sn/Pb) - with Nickel (Ni) barrier	Tin/Lead (Sn/Pb) - with Nickel (Ni) barrier	Tin/Silver/Copper (Sn/Ag/Cu)	Tin/Silver/Copper (Sn/Ag/Cu)	Tin/Silver/Copper (Sn/Ag/Cu)
Tolerance	20%	0.25%	0.05%	0.01%	20%	20%	20%
package instruction	4949	-	-	-	4949	4949	4949
Factory Lead Time	18 weeks	-	-	-	12 weeks	18 weeks	18 weeks
uppercase and lowercase codes	4949	-	-	-	4949	4949	4949
core material	FERRITE	-	-	-	FERRITE	FERRITE	FERRITE
DC Resistance	1.632 Ω	-	-	-	0.0503 Ω	0.0898 Ω	0.0333 Ω
Nominal inductance(L)	820 µH	-	-	-	22 µH	47 µH	15 µH
Inductor Applications	POWER INDUCTOR	-	-	-	POWER INDUCTOR	POWER INDUCTOR	POWER INDUCTOR
Inductor type	GENERAL PURPOSE INDUCTOR	-	-	-	GENERAL PURPOSE INDUCTOR	GENERAL PURPOSE INDUCTOR	GENERAL PURPOSE INDUCTOR
Number of functions	2	-	-	-	2	2	2
Minimum operating temperature	-40 °C	-55 °C	-	-	-40 °C	-40 °C	-40 °C
Maximum rated current	0.65 A	-	-	-	4 A	2.95 A	5.03 A
Shape/Size Description	RECTANGULAR PACKAGE	-	-	-	RECTANGULAR PACKAGE	RECTANGULAR PACKAGE	RECTANGULAR PACKAGE
shield	YES	-	-	-	YES	YES	YES
special characteristics	PARALLEL CONNECTED	-	-	-	PARALLEL CONNECTION, TRANSFORMER	PARALLEL CONNECTED	PARALLEL CONNECTION, TRANSFORMER
surface mount	YES	-	-	-	YES	YES	YES
Terminal location	DUAL IN-LINE	-	-	-	DUAL IN-LINE	DUAL IN-LINE	DUAL IN-LINE
Terminal shape	WRAPAROUND	-	-	-	WRAPAROUND	WRAPAROUND	WRAPAROUND
Test frequency	0.1 MHz	-	-	-	0.1 MHz	0.1 MHz	0.1 MHz
Base Number Matches	1	-	-	-	1	1	1

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