NHQ302B410T10 GE Sensing, NHQ302B410T10 Datasheet - Page 4

• Manufacturer Part Number: NHQ302B410T10
• Description: THERMISTOR NTC 3K OHM 10% 1206
• Manufacturer: GE Sensing
• Series: NHQr

Specifications of NHQ302B410T10

• Resistance In Ohms @ 25°c: 3K
• Resistance Tolerance: ±10%
• B Value Tolerance: ±5%
• B25/85: 4100K
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: 1206 (3216 Metric)
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• B0/50: -
• B25/50: -
• B25/75: -
• B25/100: -
• Power - Max: -
• Lead Length: -
• Other names: 235-1108-2

Sensing
Type NHQ
Specification
Surface mount chip 1206 size
Description
A range of 1206 size surface mount NTC chip thermistors.
The terminations are nickel barrier with solder plating.
General
Soldering Recommendations
• Maximum storage time in closed package: One year
• Maximum storage time exposed to ambient conditions
• Drying prior to soldering: Not to exceed 48h at 176°F
• Flux type: R or RMA
Flow Soldering Conditions
• Preheat temperature: 176°F to 302°F (80°C to 150°C)
• Maximum rate of temperature change: 4.5°F/s or
• Maximum solder temperature: 509°F (265°C)
• Maximum dwell time: 10 seconds
• Cooling in ambient or air flow of 5m/s
Reflow Soldering Conditions
• Method infrared, hot gas, vapor
• Maximum rate of preheat temperature change: 4.5°F/s
• Maximum temperature: 437°F (225°C)
• Maximum time above: 392°F (200°C) 30 seconds
• Maximum radiant flux: (0.1 to 100 W:) 5 W/cm
• Maximum hot air temperature: 527°F (275°C) at 4 m/s
• Maximum vapor temperature: 419°F (215°C)
• Maximum rate of cooling: 4.5°F/s or 2.5°C/s
Cleaning
Ultrasonic cleaning in methanol or isopropanol not
exceeding 40 kHz for 5 minutes, or aqueous cleaning not
exceeding 158°F (70°C) for 7 minutes (recommended).
of 59°F to 86°F (15°C to 30°C), 15% to 70% RH: 30 days
(80°C) or 16h at 212°F (100°C) or 8h at 257°F (125°C)
2.5°C/s
or 2.5°C/s
2
Code
NHQ101B280R5
NHQ501B325R5
NHQ801B325R5
NHQ102B325R5
NHQ152B345R5
NHQ202B410R5
NHQ222B410R5
NHQ252B410R5
NHQ272B410R5
NHQ302B410R5
NHQ472B355R5
NHQ502B355R5
NHQ103B375R5
NHQ153B400R5
NHQ203B400R5
NHQ223B400R5
NHQ303B400R5
NHQ333B400R5
NHQ473B400R5
NHQ503B400R5
NHQ104B425R5
NHQ154B425R5
NHQ304B435R5
NHQ474B435R5
NHQ504B435R5
Data
• Resistance tolerance at 77°F (25°C) ±5%; for ±10%
• Tolerance on B value ±200 K
• Minimum temperature: -40°F (-40°C)
• Maximum temperature: 257°F (125°C)
• Dissipation factor: 3 mW/K
• Time constant: 8 seconds maximum
replace R5 by R10 in code.
±0.008 in (±0.2 mm)
NTC Type NHQ outline drawing
0.126 in (3.2 mm)
R25 S
100
500
800
1000
1500
2000
2200
2500
2700
3000
4700
5000
10000
15000
20000
22000
30000
33000
47000
50000
100000
150000
300000
470000
500000
±0.012 in (±0.3 mm)
0.0197 in (0.5 mm)
B (25/85) K
2800
3250
3250
3250
3450
4100
4100
4100
4100
4100
3550
3550
3750
4000
4000
4000
4000
4000
4000
4000
4250
4250
4350
4350
4350