Carbon Composition Resistors


The high pulse withstanding capability of the CCR series of carbon composition resistors offers designers a compact solution for applications involving high voltages and high-energy pulses.

The CCR range is perfect for power system applications due to the need for higher peak voltages. Also, these carbon composition devices are designed to meet the demands of high voltage power in medical and lighting applications.

Tokenchina's CCR Series meets RoHS compliant. Detailed specifications, both mechanical and electrical, please contact our sales representative for more information.

Features Metal Oxide Film resistors

  • High voltages and high-energy pulses withstanding capability
  • Products with Pb-free Terminations Meet RoHS Requirments
  • Ideal for pulse power applications
  • Low inductance


  • Strobe Lighting, Ignition, Switching Spark Circuit
  • Test & Measurement: Surge Protection and Voltage Divider
  • High Voltage Power Supplies, Medical Monitoring Equipment
  • High Power Lighting, Welding, Automotive, Inrush Current Limiting
  • CTV, CRT Monitor: Isolation Resistor, Discharge Path Resistor and Power Factor Control

Dimensions (Unit: mm) - Carbon Composition CCR

carbon composition resistor
Type Power Rating L Φ D H Φ d
CCR 1/4W 6.3 +1.0 2.3±0.3 27±3 0.60±0.05
CCR 1/2W 10 +0.5 3.5±0.3 27±3 0.68±0.05

Rated Power - Carbon Composition CCR

Type Power Rating Resistance Range Tolerance E12,E24 Max Working
Max overload
Rated Ambient Temp. Operating Temp. Range
CCR 1/4W 2.2Ω ~12MΩ J(±5%)K±10% 250V 350V +70°C -40°C~+125°C
CCR 1/2W 2.2Ω ~22MΩ 400V 700V +70°C -40°C~+125°C
Rated Voltage= or Max. working voltage,whichever is lower.

Environmental Characteristics - Carbon Composition CCR

Description Performance Requirements Test Method
Resistance Temperature Coefficient Resistance Range Maximum Resistance Value Change % Test Temperature
+20°C /-40°C /+20°C /+100°C /+20°C
-40~+20°C +20~+100°C
<1KΩ ±6.5% ±5.0%
1.1KΩ ~10KΩ ±10% ±6.0%
11KΩ ~100KΩ ±13% ±7.5%
11KΩ ~1MΩ ±15% ±10%
1.1MΩ ~10MΩ ±20% ±15%
>11MΩ ±25% ±20%
Short-time Overload Δ R≤±2.5% Rate Voltage*2.5 or maximun overload voltage (the lower)5sec.
With Standing Voltage No flashover or breakdown 2times maxium working voltage 1 minute
Terminal Strength Pulled ΔR≤±2% No visible damage Load 10N 10s
Winded Load 10N 4*90°
Twisted 3*360° in opposite direction
Resistance to vibration No visible damage 10~50Hz 3 direction 2 hours each
Solder-heat Resistance ΔR≤±5% Marks legible,no visible damage 350°C 4mm from the body,3 seconds
Solderability At least 95% if the dipping surface must be covered by new solder,no flaws gathered. 235°C 2mm from the body,2 seconds
Temperature Cycle ΔR≤±2%
No visible damage
-40°C(30min.)/85°C(30min.)5 cycles
Humidity ΔR≤±10% No visible damage 40°C 95% RH 240 hours
Load Life ΔR≤±10%
No visible damage,marks legible
Rated voltage or maximum working voltage, 1.5 hours on, 0.5 hours off, 40°C 1000 hours

How to Order - Carbon Composition Resistors CCR

CCR 1/2W 120R K P
Product Type
Rated Power
Resistance Value (Ω)
Resistance Tolerance

PDF download

CCR Series - Carbon Composition Resistors