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

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

Datasheet

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