T0220/RTP35
功率型 厚膜 无感 电阻器 Powertype Thickfilm Non inductive Resistor
l 安装在散热器，于 25℃时，额定功率达 35 瓦；在不使用散热片，25℃常温下，额定功率是 2.5 瓦
Installed on the radiator, with a rated power of 35 wattsat 25 ℃; The rated power is 2.5 watts atroom temperature of 25 ℃ without usingheat sinks
l TO-220 功率型封装
TO-220 power type package
l 只用一颗螺丝，便可以安装于散热器上
With just one screw, it can be installed on theradiator
l 导电部分和金属底板绝缘，高绝缘度
The conductive part is insulated from the metal substrate,with high insulation level
l 保护性高的模压塑胶封外盒，且易于安装
Highly protective molded plastic outer box, and easy toinstall
l 无感设计Sensorless design
射频功率放大器、缓冲电路、交换式电源供应、自动化控制器、不间断电源、电压调节、低能量脉冲载入、 UPS等
RF power amplifier, buffer circuit, switched power supply,automation controller, uninterruptible power supply, voltageregulation, low-energy pulse loading,UPS，etc
1
铜散热片
Radiator Fin
2
氧化铝基板
Alumina Substrate
3电阻层
Resistor Layer
4
铜脚
Copper Lead
5模压封装
Molding
©2025 V1.0
T0220/RTP35
功率型 厚膜 无感电阻器
Power type
Thick film Non inductiveResistor
测试项目
基本要求
测试方法
Test project
Basic Requirements
Test Method
短时间过负荷
2 倍额定功率，但不超过Zui大耐压的 1.5倍，连续 5 秒钟
Short term overload
△R±0.3%
2 times the rated power, but not exceeding 1.5times the
maximum withstand voltage, for 5 consecutiveseconds
负载寿命
△R±1.0%
额定功率下 2000 小时
Load Life
2000 hours at rated power
40±2℃、90～95%湿度下，在Zui大工作电压下维持1000 小
耐湿测试
△R±0.5%
时（1.5小时“开”，0.5 小时“关”）
Humidity test
Maintain 1000 hours at maximum operating voltage at 40±2 ℃
and 90-95% humidity (1.5 hours "on", 0.5 hours"off")
焊接附著性
90%以上覆盖新锡
245±5℃持续3 秒
Solderability
Over 90% coverage of new tin
245 ± 5 ℃ for 3seconds
热冲击测试
△R±0.3%
-65℃～﹢150℃，100次循环
Thermal Shock
65 ℃~+150℃, 100 cycles
引线强度
△R±0.2%
（拉力测试）2.4 牛顿
Lead strength
(Tensile test) 2.4 Newtons
高频震动
△R±0.2%
20 公克震动
uency vibration
20 grams of vibration
绝缘强度
△R±0.15%
1800V AC，60秒
Dielectric Strength
1800V AC，60 seconds
温度循环
ΔR±0.3%
-65°C~+150°C，1000次循环
Temperature Cycling
-65°C~+150°C,1000 cycles
型号
阻值范围 Resistance Range
温度系数
Type
±0.5%
±1%
±5%
TCR（PPM/℃）
/
≥0.1Ω～1Ω
±300
/
≥1Ω～5Ω
±100
±200
RTP35
≥5Ω～10Ω
±300
±50
≥10Ω～100KΩ
±100
±200
Zui大工作电压 Maximum operating voltage
350VDC
耐电压 Voltage endurance
1800VAC
绝缘电阻 Insulation resistance
10GΩ min
工作温度范围 Working temperature range
- 55 ° C～+150 ° C
©2025 V1.0
T0220/RTP35
功率型 厚膜 无感 电阻器
Power type
Thick film Non inductiveResistor
产品类型
功率
阻值精度
Product type
Power
ResistanceAccuracy
RTP
35 Watts
3R9=3.9ΩD：±0.5%
10R=10ΩF：±1%
20K=20KΩJ：±5%
T0220电阻,T0220厚膜电阻,T0220无感电阻,T0220厚膜无感电阻,厚膜无感电阻价格
