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Description 50W RCH50 These 50W RCH50 series resistors are designed specifically for installation on heat sinks. They can withstand high short-term overloads, are non inductive, and are particularly suitable for high-frequency operation and circuit disconnection. Power at 25 ° C | 50W (with heat sink), 5.5W (without heat sink) --- | Resistance tolerance | ± 5% Temperature coefficient | ≤ 1 Ω± 250ppm/° C,>1 Ω± 150ppm/° C Operating temperature | -55 ° C →+125 ° C Thermal resistance | 1.0 ° C/W Ultimate component voltage | 1285V AC overload voltage | 2500V AC (maximum) dielectric withstand voltage | 3.5kV AC insulation resistance | 10000M Ω length | 50mm width | 29.4mm height | 15mm # # # # Non inductive - The heat sink can be mounted with almost no inductance, thick film power resistor, designed for direct connection to the heat sink, suitable for installation A location that requires easy connection within a limited space. Specially formulated metal ceramic film is attached to high-purity alumina, with a hard epoxy molded shell and integrated terminals inside. Values less than or equal to 1 Ω have 4 wiring terminals, allowing voltage induction; All other values have 2 wiring terminals for applications including circuits with main parameters of low inductance, high frequency, and pulse overload. **Application Description: * * Linear decrease from full power to zero power at 125 ° C for 25 and 50W types at 25 ° C and 100 and 250W types at 70 ° C. To achieve optimal thermal conductivity, it is recommended to use thermal paste between the aluminum oxide bottom surface and the radiator frame/surface. Main feature - Overload duration| RCH25 | RCH50 | BDS100 | BDS250 1 s | 375W | 750W | 200W | 1500W 2 s | 300W | 600W | 150W | 1250W 5 s | 125W | 250W | 125W | 1000W 10 s | 75W | 150W | 100W | 750W For every one degree increase in ambient temperature above 25 ° C, the allowable overload is reduced by 1%. The main feature table is only applicable to resistors appropriately installed on heat sinks, with a thermal resistance of 1 ° C/W a
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Delivery time
Packaging method Bag
Standard packaging quantity 1
37.41  yuan 37.41yuan
1+:
$ 45.6402
10+:
$ 43.0215
100+:
$ 41.0762
250+:
$ 40.7769
500+:
$ 40.4776
1000+:
$ 40.1409
2500+:
$ 39.8417
5000+:
$ 39.6546
Quantity
1+
10+
100+
250+
500+
Price
$45.6402
$43.0215
$41.0762
$40.7769
$40.4776
Price $ 45.6402 $ 43.0215 $ 41.0762 $ 40.7769 $ 40.4776
Start batch production 1+ 10+ 100+ 250+ 500+
  • Freight charges   In stock Freight rate:$13.00
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Technical parameters/tolerances: ±5 %

Technical parameters/rated power: 50 W

Technical parameters/resistance: 33 Ω

Technical parameters/operating temperature (Max): 125 ℃

Technical parameters/operating temperature (Min): -55 ℃

Encapsulation parameters/installation method: Lug, Flange

External dimensions/length: 47.8 mm

External dimensions/width: 29.4 mm

External dimensions/height: 15 mm

Physical parameters/operating temperature: -55℃ ~ 125℃

Physical parameters/temperature coefficient: ±150 ppm/℃

Other/Packaging Methods: Bag

Compliant with standards/RoHS standards: RoHS Compliant

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