HM78D-128471KLFTR

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TT Electronics/BI Magnetics

INDUCT ARRAY 2 COIL 470UH SMD

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HM78D-128471KLFTR

Unknown

TT Electronics/BI Magnetics

INDUCT ARRAY 2 COIL 470UH SMD

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DocumentsDatasheet

Specifications Pricing Series Description Documents

Technical Specifications

Parameters and characteristics commom to parts in this series

Specification	HM78D-128471KLFTR	HM78D Series

Current Rating - Parallel	870 mA	1.75 - 870 A
Current Rating - Series	430 mA	3.4 - 430 mA
Current Rating - Series	-	1.3 - 300 A
Current Rating - Series	-	1.125 - 890 A
Current Saturation - Parallel	-	1.3 - 810 A
Current Saturation - Parallel	-	4.9 - 13.1 A
Current Saturation - Parallel [custom]	1.6 A	1.1 - 18.4 A
Current Saturation - Series	800 mA	1.07 - 900 A
DC Resistance (DCR) - Parallel	765 mOhm	1.145 - 765 mOhm
DC Resistance (DCR) - Parallel	-	18 - 570 mOhm
DC Resistance (DCR) - Series	3.06 Ohm	2.28 - 920 mOhm
DC Resistance (DCR) - Series	-	72 - 392 mOhm
Height	-	0.189 "
Height	-	4.8 mm
Height [z]	8.05 mm	8.05 - 10.5 mm
Height [z]	0.317 in	0.317 - 0.413 in
Inductance - Connected In Parallel	470 µH	1 - 680 µH
Inductance - Connected In Series	1.88 mH	1.176 - 600 µH
Mounting Type	Surface Mount	Surface Mount
Number of Coils	2	2
Operating Temperature [Max]	125 °C	125 °C
Operating Temperature [Min]	-40 °C	-40 °C
Package / Case	Nonstandard	Nonstandard
Shielding	Shielded	Shielded
Size / Dimension [x]	0.492 in	0.303 - 0.492 in
Size / Dimension [x]	12.5 mm	7.7 - 12.5 mm
Size / Dimension [y]	0.492 "	0.303 - 0.492 in
Size / Dimension [y]	12.5 mm	7.7 - 12.5 mm
Tolerance	10 %	10 - 20 %

HM78D Series

INDUCT ARRAY 2 COIL 3.3UH SMD

Part	DC Resistance (DCR) - Series	Current Rating - Parallel	Mounting Type	Inductance - Connected In Parallel	Number of Coils	Package / Case	Current Saturation - Series	Tolerance	Size / Dimension [x]	Size / Dimension [y]	Size / Dimension [x]	Size / Dimension [y]	DC Resistance (DCR) - Parallel	Shielding	Current Rating - Series [custom]	Height [diameter]	Height [diameter]	Current Saturation - Parallel	Operating Temperature [Max]	Operating Temperature [Min]	Inductance - Connected In Series	Height [z]	Height [z]	Current Rating - Series [custom]	Current Saturation - Parallel [custom]	DC Resistance (DCR) - Parallel [Max]	Current Rating - Series	DC Resistance (DCR) - Series [Max]
TT Electronics/BI Magnetics HM78D-7553R3MLFTR	73.2 mOhm	3.94 A	Surface Mount	3.3 µH	2	Nonstandard	2.7 A	20 %	0.303 in	0.303 in	7.7 mm	7.7 mm	18.3 mOhm	Shielded	1.97 A	0.189 "	4.8 mm	5.4 A	125 °C	-40 °C	13.58 µH
TT Electronics/BI Magnetics HM78D-1284R7MLFTR	76 mOhm	7.4 A	Surface Mount	4.7 µH	2	Nonstandard	7.7 A	20 %	0.492 in	0.492 "	12.5 mm	12.5 mm	19 mOhm	Shielded				14.9 A	125 °C	-40 °C	18.8 µH	8.05 mm	0.317 in	3.6 A
TT Electronics/BI Magnetics HM78D-128470MLFTR	360 mOhm	3 A	Surface Mount	47 µH	2	Nonstandard	2.6 A	20 %	0.492 in	0.492 "	12.5 mm	12.5 mm	90 mOhm	Shielded					125 °C	-40 °C	188 µH	8.05 mm	0.317 in	1.5 A	5.2 A
TT Electronics/BI Magnetics HM78D-7556R8MLFTR	167 mOhm	2.6 A	Surface Mount		2	Nonstandard	1.84 A	20 %	0.303 in	0.303 in	7.7 mm	7.7 mm	41.8 mOhm	Shielded	1.3 A	0.189 "	4.8 mm	3.67 A	125 °C	-40 °C	29.38 µH
TT Electronics/BI Magnetics HM78D-128680MLFTR	420 mOhm	2.6 A	Surface Mount	68 µH	2	Nonstandard	2.1 A	20 %	0.492 in	0.492 "	12.5 mm	12.5 mm	105 mOhm	Shielded	1.3 A			4.1 A	125 °C	-40 °C	272 µH	8.05 mm	0.317 in
TT Electronics/BI Magnetics HM78D-1210471MLFTR	2.28 Ohm	300 mA	Surface Mount	470 µH	2	Nonstandard	900 mA	20 %	0.492 in	0.492 "	12.5 mm	12.5 mm		Shielded				1.8 A	125 °C	-40 °C	1.88 mH	10.5 mm	0.413 "	150 mA		570 mOhm
TT Electronics/BI Magnetics HM78D-128151KLFTR	920 mOhm	1.8 A	Surface Mount	150 µH	2	Nonstandard	1.4 A	10 %	0.492 in	0.492 "	12.5 mm	12.5 mm	230 mOhm	Shielded					125 °C	-40 °C	600 µH	8.05 mm	0.317 in	890 mA	2.8 A
TT Electronics/BI Magnetics HM78D-128471KLFTR	3.06 Ohm	870 mA	Surface Mount	470 µH	2	Nonstandard	800 mA	10 %	0.492 in	0.492 "	12.5 mm	12.5 mm	765 mOhm	Shielded					125 °C	-40 °C	1.88 mH	8.05 mm	0.317 in		1.6 A		430 mA
TT Electronics/BI Magnetics HM78D-12108R2MLFTR		2.25 A	Surface Mount	8.2 µH	2	Nonstandard	6.45 A	20 %	0.492 in	0.492 "	12.5 mm	12.5 mm		Shielded				12.85 A	125 °C	-40 °C	32.8 µH	10.5 mm	0.413 "	1.125 A		18 mOhm		72 mOhm
TT Electronics/BI Magnetics HM78D-755151MLFTR	2.37 Ohm	690 mA	Surface Mount	150 µH	2	Nonstandard	410 mA	20 %	0.303 in	0.303 in	7.7 mm	7.7 mm	591 mOhm	Shielded		0.189 "	4.8 mm	810 mA	125 °C	-40 °C	600 µH

Pricing

Prices provided here are for design reference only. For realtime values and availability, please visit the distributors directly

Distributor	Package	Quantity	$

Digikey	Cut Tape (CT)	1	$ 1.36
		10	$ 1.15
		25	$ 1.05
		50	$ 0.98
		100	$ 0.82

Description

General part information

HM78D Series

Shielded 2 Coil Inductor Array 1.88 mH Inductance - Connected in Series 470 µH Inductance - Connected in Parallel 765mOhm DC Resistance (DCR) - Parallel 870 mA Nonstandard

Documents

Technical documentation and resources