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Single Row 1.25mm Pitch Circuit Board Wire Connectors Molex 51146 Replacement

1, The specification of the product including basic size information, electrical and mechanical properties.

Basic size information
Color		White
Pitch		1.25mm
Mating lock		without
Material		PA66
Flammability		UL94V-0
Wire Insulation Diameter		1.00mm Max.
Mounting side		Standard on-Board
Terminals material		phosphor bronze, tin-plated/gold-flash finish

Electrical properties
Current Rating		1A AC, DC
Voltage Rating		150V AC, DC
Contact Resistance		30mΩ Max
Insulation Resistance		500mΩ min
Withstanding Voltage		500V AC/minute

Mechanical properties
Operating Temperatureemperature range		-25℃ to 85 ℃
Other information please kindly check the following picture.

2, Drawings & testing report

3. Ratings & Applicable Wires

Item	Standard
Rated Voltage (Max.)	125V AC/DC		Insulation O.D. 0.90mm (Max.)
Rated Current (Max.) And Applicable Wires	AWG#28	1A AC/DC
	AWG#30	1A AC/DC
	AWG#32	1A AC/DC
Ambient Temperature Range	-25℃ ~ +85℃*

*: Including terminal temperature rise

4. Electrical Performance

Test Description		Procedure	Requirement
4-1	Contact Resistance	Mate connectors, measure by dry circuit, 20mV (max), 10mA.(Based upon JIS C5402 5.4)	20mΩ (Max.)
4-2	Insulation Resistance	Mate connectors, apply 500V DC between adjacent terminal or ground. (Based upon JIS C5402 5.2/MIL-STD-202 Method 302 Cond. B)	100MΩ (Min.)
4-3	Dielectric Withstanding Voltage	Mate connectors, apply 500V AC (rms) for 1 minute between adjacent terminal or ground. (Based upon JIS C5402 5.1/MIL-STD-202 Method 301)	No Breakdown.
4-4	Contact Resistance on Crimped Portion	Crimp the applicable wire on to the terminal, measure by dry circuit, 20mV (Max.)., 10mA.	5mΩ (Max.)

5. Mechanical Performance

Test Description		Procedure	Requirement
5-1	Actuator Insertion & Withdrawal Force	Insert and withdraw connectors at the speed rate of 25±3mm / minute.	Refer to paragraph 7
5-2	Crimping Pull Out Force	Fix the crimped terminal, apply axial pull out force on the wire at the speed rat of 25±3mm / minute.(Based upon JIS C5402 6.8)	AWG#28	1.0kgf (Min)
			AWG#30	0.8kgf (Min)
			AWG#32	0.5kgf (Min)
5-3	Terminal Insertion Force.	Insert the crimped terminal into the housing.	0.50kgf (Max.)
5-4	Terminal/Housing Retention Force.	Apply axial pull out force at the speed rate of 25±3mm / minute on the terminal assembled in the housing.	0.50kgf (Min.)
5-5	Pin Retention Force	Apply axial push force at the speed rate of 25±3mm / minute	0.50kgf (Min.)
5-6	Durability	When mated up to 50 cycles repeatedly by the rate of 10 cycle per minute.	Contact Resistance 40mΩ (Max.)
5-7	Vibration	Amplitude: 1.5mm P-P Sweep time: 10-55-10 Hz in 1 minute Duration: 2 hours in each X.Y.Z. axes. (Based upon MIL-STD-202 Method 201A)	Appearance No Damage. Contact Resistance 40mΩ (Max.) Discontinuity 1 μsec.(Max.)
5-8	Physical Shock	490m/s²｛50G｝,3 strokes in each X.Y.Z. axes. (Based upon JIS C0041/MIL-STD-202 Method 213B Cond. A)

6. Environmental Performance And Others

Test Description		Procedure	Requirement
6-1	Temperature Rise	Carrying rated current load.(Based upon UL 498)	30℃(Max.)
6-2	Heat Resistance	85±2℃,96 hours (Based upon JIS C0021/MIL-STD-202 Method 108A Cond. A)	Appearance No Damage. Contact Resistance 40mΩ (Max.)
6-3	Cold Resistance	-25±3℃,96 hours (Based upon JIS C0020)	Appearance No Damage. Contact Resistance 40mΩ (Max.)
6-4	Humidity	Temperature: 40±2℃ Relative Humidity : 90~95% Duration: 96 hours (Based upon JIS C0022/MIL-STD-202 Method 103B Cond. B)	Appearance No Damage. Contact Resistance 40mΩ (Max.) Insulation Resistance 10MΩ (Min.) Dielectric Withstanding Voltage Must meet 4-3
6-5	Temperature Cycling	5 cycles of: a) -55℃ 30 minutes b) +85℃ 30 minutes (Based upon JIS C0025)	Appearance No Damage. Contact Resistance 40mΩ (Max.)
6-6	Salt Spray	Tin-plated 12 hours / Gold- plated 24 hours exposure to a salt spray from the 5±1% solution at 35±2℃. (Based upon JIS C0023/MIL-STD-202 Method 101C Cond. B)
6-7	SO2 Gas	24 hours exposure to 50±5ppm. SO2 gas at 40±2℃.
6-8	NH3 Gas	40 minutes exposure to NH3 gas evaporating from 28% Ammonia solution.

6-9

Solderability

Soldering Time: 5±0.5 sec.

Solder Temperature: 245±5℃

Solder Wetting 95% of immersed area must show no voids, pin holes

6-10

Resistance to Soldering Heat

When reflowing

Refer to paragraph 8

Solder iron method

Soldering Time: 5±0.5 sec.

Solder Temperature: 370℃ ~ 400℃

Appearance No Damage.

7. Actuator Insertion/Withdrawal Force

[Unit : kgf]

Circuits	At Initial		Circuits	At Initial
Circuits	Insertion (Max.)	Withdrawal (Min.)	Circuits	Insertion (Max.)	Withdrawal (Min.)
Single	0.22	0.02	10	2.20	0.20
02	0.44	0.04	11	2.42	0.22
03	0.66	0.06	12	2.64	0.24
04	0.88	0.08	13	2.86	0.26
05	1.10	0.10	14	3.08	0.28
06	1.32	0.12	15	3.30	0.30
07	1.54	0.14	20	4.40	0.40
08	1.76	0.16	30	6.60	0.60
09	1.98	0.18

3, FAQ
Q:Do you allow multiple design per setup?
A:Yes.We accept OEM service and allow multiple design per setup.

Q:How long does shipping take?
A:It depends on the destination location and quantity. In most developed world, delivery by Fed x/UPS/DHL is normally 3-5 days(excluding weekends).

Q: How is the goods packaged ?
A: Usually in bags, tube, pipe, plated & carton

Product Tags:

Printed Circuit Board Connectors

Pcb Connectors Wire To Board

Single Row 1.25mm Pitch Circuit Board Wire Connectors Molex 51146 Replacement

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Categories	Circuit Board Wire Connectors
Brand Name:	HRT
Model Number:	A1254H-NP
Certification:	ISO9001/ ISO14001/UL/RoHS/REACH
Place of Origin:	Dongguan, China(mainland)
MOQ:	5000 pcs
Price:	negotiated
Payment Terms:	TT, Western Union, PayPal, L/C
Supply Ability:	500 K pcs per month
Delivery Time:	5 to 8 working days after payment checked
Packaging Details:	Bag with outside carton
Suitable terminals:	A1254T series
Suitable wafer:	A1254W series
Wire Termination Method:	Crimping
Wire range:	AWG28# to 32#
Circuits:	2pins to 30pins
Row:	Single