BR238D-78A4-12V datasheet, PDF

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BR238D-78A4-12V: DescriptionPower/Signal Relay, 3PST, Momentary, 0.154A (Coil), 12VDC (Coil), 1848mW (Coil), 25A (Contact), 28VDC (Contact), DC Input, Random, AC/DC Output, Through Hole-Straight Mount,; CategoryMechanical and electronic products relay; File Size162KB，2 Pages; ManufacturerMicrosemi; Websitehttps://www.microsemi.com

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BR238D-78A4-12V Overview

Power/Signal Relay, 3PST, Momentary, 0.154A (Coil), 12VDC (Coil), 1848mW (Coil), 25A (Contact), 28VDC (Contact), DC Input, Random, AC/DC Output, Through Hole-Straight Mount,

BR238D-78A4-12V Parametric

Parameter Name	Attribute value
Maker	Microsemi
Reach Compliance Code	compliant
ECCN code	EAR99
Other features	AUXILLARY CONTACTS AVAILABLE, PANEL MOUNTABLE
body width	26.04 mm
body height	25.65 mm
Body length or diameter	26.04 mm
Maximum coil current (DC)	0.154 A
Coil operating voltage (DC)	9 V
Coil power	1848 mW
Coil release voltage (DC)	3.5 V
Coil resistance	78 Ω
Maximum coil voltage (DC)	12 V
Nominal coil voltage	12 V
Coil/Input Power Type	DC
Contact (AC) maximum rated load I	15A@115VAC
Contact (AC) maximum rated load M	10A@115VAC
Contact (AC) maximum rated R load	25A@208VAC
Maximum contact current (AC)	25 A
Maximum contact current (DC)	25 A
Contact (DC) maximum rated R load	25A@28VDC
Maximum contact voltage (AC)	208 V
Maximum contact voltage (DC)	28 V
Contact/Output Power Type	AC/DC
Dielectric strength between coil and contacts	1250 Vrms
Dielectric strength between breaking contacts	1250 Vrms
Electrical life	50000 Cycle(s)
Input switching control type	Random
Insulation resistance	100000000 Ω
JESD-609 code	e4
Installation features	THROUGH HOLE-STRAIGHT MOUNT
Number of terminals	11
operating hours	16 ms
Maximum operating temperature	125 °C
Minimum operating temperature	-70 °C
physical size	26.04mm x 26.04mm x 25.65mm
Guideline	MIL-PRF-6106
Relay action	MOMENTARY
Relay function	3PST
Relay type	POWER/SIGNAL RELAY
release time	16 ms
surface mount	NO
Terminal surface	GOLD
Termination type	SOLDER
weight	85 g

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BR238D

Miniature

25 Amps • 3PST, 1 PDT

To MIL-PRF-6106

DC Suppressed Coils

SPECIFICATIONS

GENERAL

Operate/Release Time:

Contact Arrangement

................................. 3PST, 1 PDT

Weight..........................................................3.0

oz approx.

Designed to meet the requirements of MIL-PRF-6106

PERFORMANCE

Contact Rating

(Note 1): (Case Grounded)

Power Contacts:

Resistive .............................. 25 Amps @ 28 VDC or

115/208V 400 Hz

Inductive ...................15 Amps @ 115/208V 400 Hz

12 Amps @ 28 VDC

Motor ................................... 10 Amps @ 28 VDC or

115/208V 400 Hz

Lamp ..................................... 5 Amps @ 28 VDC or

115/208V 400 Hz

Auxiliary Contacts:

Configuration................................................... SPDT

Resistive ................................ 2 Amps @ 28 VDC or

115/208V 400 Hz

Inductive ...................................... 1 Amp @ 28 VDC

115/208V 400 Hz

Lamp .................................. 0.5 Amps @ 28 VDC or

115/208V 400 Hz

Life

.......................50,000 operations minimum @ rated

resistive load, 125 C

Pull In Power

............................................500 mw approx.

DC Coil

15 ms max

Excluding bounce time at nominal coil voltage

Contact Bounce Time.......................................

1 ms max

@ rated contact load, 28 VDC

Contact Voltage Drop:

Before Life............................. 150 mv max @ 25 Amps

and 6 VDC

After Life ................................ 175 mv max @ 25 Amps

and 6 VDC

ENVIRONMENTAL

Temperature Range

............................... -70 C to +125 C

Vibration

(Note 2).............................. 0.12" DA 10 - 70 Hz

30 G's 70 - 3,000 Hz

Shock (Operating)(Note

2) ......................... 200 G's 6 ms

ELECTRICAL CHARACTERISTICS

Duty Cycle........................................................Continuous

Insulation Resistance...............................

100 megohms

@ 500V 25 C

Dielectric Strength:

Sea Level:

Contact to Case ................................... 1,250 VRMS

Contact to Coil ..................................... 1,250 VRMS

Coil to Case ......................................... 1,000 VRMS

Across Open Contacts ........................ 1,250 VRMS

80,000 Feet:

All Points ................................................. 350 VRMS

Notes:

For other ratings consult the factory.

For applications requiring higher shock and vibration,

consult the factory.

14930 E. Alondra Blvd., La Mirada, CA 90638-5752

(714) 994-6500

FAX (714) 994-3013

W:2000, Rev. 3

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