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

Deep-Dive with AI

DocumentsDatasheet

Specifications Pricing Series Description Documents

Technical Specifications

Parameters and characteristics for this part

Specification	HM78D-128471KLFTR

Current Rating - Parallel	870 mA
Current Rating - Series	430 mA
Current Saturation - Parallel [custom]	1.6 A
Current Saturation - Series	800 mA
DC Resistance (DCR) - Parallel	765 mOhm
DC Resistance (DCR) - Series	3.06 Ohm
Height [z]	8.05 mm
Height [z]	0.317 in
Inductance - Connected In Parallel	470 µH
Inductance - Connected In Series	1.88 mH
Mounting Type	Surface Mount
Number of Coils	2
Operating Temperature [Max]	125 °C
Operating Temperature [Min]	-40 °C
Package / Case	Nonstandard
Shielding	Shielded
Size / Dimension [x]	0.492 in
Size / Dimension [x]	12.5 mm
Size / Dimension [y]	0.492 "
Size / Dimension [y]	12.5 mm
Tolerance	10 %

HM78D Series

Part	Mounting Type	Height [z]	Height [z]	Inductance - Connected In Parallel	Shielding	Package / Case	Operating Temperature [Max]	Operating Temperature [Min]	Current Rating - Parallel	DC Resistance (DCR) - Parallel [Max]	Current Rating - Series [custom]	Current Saturation - Parallel	Inductance - Connected In Series	DC Resistance (DCR) - Series [Max]	Size / Dimension [x]	Size / Dimension [y]	Size / Dimension [x]	Size / Dimension [y]	Number of Coils	Tolerance	Current Saturation - Series	DC Resistance (DCR) - Series	DC Resistance (DCR) - Parallel	Current Saturation - Parallel [custom]	Current Rating - Series [custom]	Current Saturation - Parallel [custom]	Current Rating - Series	Height [diameter]	Height [diameter]
TT Electronics/BI Magnetics HM78D-12108R2MLFTR	Surface Mount	10.5 mm	0.413 "	8.2 µH	Shielded	Nonstandard	125 °C	-40 °C	2.25 A	18 mOhm	1.125 A	12.85 A	32.8 µH	72 mOhm	0.492 in	0.492 "	12.5 mm	12.5 mm	2	20 %	6.45 A
TT Electronics/BI Magnetics HM78D-128151KLFTR	Surface Mount	8.05 mm	0.317 in	150 µH	Shielded	Nonstandard	125 °C	-40 °C	1.8 A		890 mA		600 µH		0.492 in	0.492 "	12.5 mm	12.5 mm	2	10 %	1.4 A	920 mOhm	230 mOhm	2.8 A
TT Electronics/BI Magnetics HM78D-128680MLFTR	Surface Mount	8.05 mm	0.317 in	68 µH	Shielded	Nonstandard	125 °C	-40 °C	2.6 A			4.1 A	272 µH		0.492 in	0.492 "	12.5 mm	12.5 mm	2	20 %	2.1 A	420 mOhm	105 mOhm		1.3 A
TT Electronics/BI Magnetics HM78D-1286R8MLFTR	Surface Mount	8.05 mm	0.317 in		Shielded	Nonstandard	125 °C	-40 °C	6.9 A				27.2 µH		0.492 in	0.492 "	12.5 mm	12.5 mm	2	20 %	6.4 A	96 mOhm	24 mOhm			13.1 A	3.4 A
TT Electronics/BI Magnetics HM78D-7556R8MLFTR	Surface Mount				Shielded	Nonstandard	125 °C	-40 °C	2.6 A			3.67 A	29.38 µH		0.303 in	0.303 in	7.7 mm	7.7 mm	2	20 %	1.84 A	167 mOhm	41.8 mOhm		1.3 A			0.189 "	4.8 mm
TT Electronics/BI Magnetics HM78D-128471KLFTR	Surface Mount	8.05 mm	0.317 in	470 µH	Shielded	Nonstandard	125 °C	-40 °C	870 mA				1.88 mH		0.492 in	0.492 "	12.5 mm	12.5 mm	2	10 %	800 mA	3.06 Ohm	765 mOhm	1.6 A			430 mA
TT Electronics/BI Magnetics HM78D-755151MLFTR	Surface Mount			150 µH	Shielded	Nonstandard	125 °C	-40 °C	690 mA			810 mA	600 µH		0.303 in	0.303 in	7.7 mm	7.7 mm	2	20 %	410 mA	2.37 Ohm	591 mOhm					0.189 "	4.8 mm
TT Electronics/BI Magnetics HM78D-128330MLFTR	Surface Mount	8.05 mm	0.317 in	33 µH	Shielded	Nonstandard	125 °C	-40 °C	4.2 A		1.7 A		132 µH		0.492 in	0.492 "	12.5 mm	12.5 mm	2	20 %	3.1 A	300 mOhm	75 mOhm
TT Electronics/BI Magnetics HM78D-755R33MLFTR	Surface Mount			330 nH	Shielded	Nonstandard	125 °C	-40 °C	6.2 A		3.1 A		1.176 µH		0.303 in	0.303 in	7.7 mm	7.7 mm	2	20 %	9.18 A	29.5 mOhm	7.4 mOhm	18.4 A				0.189 "	4.8 mm
TT Electronics/BI Magnetics HM78D-128470MLFTR	Surface Mount	8.05 mm	0.317 in	47 µH	Shielded	Nonstandard	125 °C	-40 °C	3 A		1.5 A		188 µH		0.492 in	0.492 "	12.5 mm	12.5 mm	2	20 %	2.6 A	360 mOhm	90 mOhm	5.2 A

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