Datasheet LTA 50 (Vishay) - 2

制造商Vishay
描述50 W Power Resistor Thick Film Technology
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LTA 50. TECHNICAL SPECIFICATIONS Dissipation and Associated. Power Rating and Thermal Resistance of the Component

LTA 50 TECHNICAL SPECIFICATIONS Dissipation and Associated Power Rating and Thermal Resistance of the Component

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LTA 50
www.vishay.com Vishay Sfernice
TECHNICAL SPECIFICATIONS Dissipation and Associated
Onto a heatsink 50 W at +50 °C (case temp.) R
Power Rating and Thermal Resistance of the Component
TH (j - c): 2.5 °C/W Free air: 2.5 W at +25 °C
Temperature Coefficient
See Performance table
Standard
± 150 ppm/°C
Dielectric Strength
1500 VRMS - 1 min
MIL STD 202
10 mA max.
Insulation Resistance
≥ 104 MΩ
Inductance
≤ 0.1 μH
PERFORMANCE TESTS CONDITIONS REQUIREMENTS
EN 60115-1
Momentary Overload
1.5 Pr / 5 s ± (0.5 % + 0.05 Ω) US < 1.5 UL EN 60115-1
Load Life
± (1 % + 0.05 Ω) 1000 h Pr at +25 °C AEC-Q200 rev. E conditions:
High Temperature Exposure
MIL-STD-202 method 108 ± (0.5 % + 0.05 Ω) 1000 h, +175 °C, unpowered AEC-Q200 rev. D conditions: JESD22 method JA-104
Temperature Cycling
± (1 % + 0.05 Ω) 1000 cycles, -55 °C to +125 °C dwell time -15 min AEC-Q200 rev. E conditions:
Humidity Bias
MIL-STD-202 method 103 ± (1 % + 0.05 Ω) 1000 h, 85 °C, 85 % RH, 10 % operating power AEC-Q200 rev. D conditions:
Operational Life
MIL-STD-202 method 108 ± (1 % + 0.05 Ω) 1000 h, 90/30, powered, +125 °C AEC-Q200 rev. E conditions:
ESD Human Body Model
AEC-Q200-002 ± (0.5 % + 0.05 Ω) 25 kVAD AEC-Q200 rev. E conditions: MIL-STD-202 method 204
Vibration
± (0.2 % + 0.05 Ω) 5 g’s for 20 min, 12 cycles test from 10 Hz to 2000 Hz AEC-Q200 rev. E conditions: MIL-STD-202 method 213
Mechanical Shock
± (0.2 % + 0.05 Ω) 100 g’s, 6 ms, 3.75 m/s 3 shocks/direction AEC-Q200 rev. E conditions:
Terminal Strength
± (0.25 % + 0.05 Ω) MIL-STD-202 method 211
SPECIAL FEATURES Resistance Values
≥ 0.01 ≥ 0.015 ≥ 0.1 ≥ 0.5
Tolerances
5 %, 10 % 1 %, 2 %, 5 %, 10 %
Typical Temperature Coefficient
± 900 ppm/°C ± 700 ppm/°C ± 250 ppm/°C ± 150 ppm/°C
(-55 °C to +155 °C)
Revision: 23-Jan-2025
2
Document Number: 50086 For technical questions, contact: sferfixedresistors@vishay.com THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000