RI82 flat (chip-style) high-voltage resistors
扁平陶瓷体,0.25 W 至 100 W,最高 60 kV
0.25–100 W · 最高 4–60 kV
RI82 扁平型 — 氧化铝基体上的锯齿形电阻体
扁平体高压电阻,96% 氧化铝基体 + 锯齿形玻璃釉电阻体。扁平外形压低板高,大表面积高效散热,以远小于同规格圆管电阻的体积覆盖 0.25 W 至 100 W。体长 10 mm 至 182 mm,耐压最高 60 kV,引线间距按型号指定,可直接落入现有封装位。
材料
| 96% Al<sub>2</sub>O<sub>3</sub> alumina ceramic | |
| Glass-glaze resistance film | |
| Tinned copper | |
| Resin | |
| Air (see notes — rating improves substantially when oil-immersed or resin-potted) |
封装:树脂。
额定值说明
- 同时给出额定电压与最大工作电压时,取两者中较低者。
- 脉冲峰值功率须低于额定功率的 100 倍。
规格 — RI82 flat
38 种外形尺寸。数值为制造商数据,完整复录。
| 型号 | 功率 (W) | H (mm) | L (mm) | T (mm) | Pitch P (mm) | Lead L (mm) | Lead Ø (mm) | 阻值范围 | 耐压 (Vr) | 公差 | 温度系数 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| RI82-0309 | 0.25 | 4 | 10 | 2 | 8 | 12 | 0.5 | 1K–100G | 5,000 | F G J K | ±5–±200 |
| RI82-0312 | 0.25 | 4 | 13 | 2 | 10 | 12 | 0.5 | 1K–100G | 6,000 | F G J K | ±5–±200 |
| RI82-0314 | 0.25 | 4 | 15 | 2 | 12.6 | 12 | 0.5 | 1K–100G | 6,000 | F G J K | ±5–±200 |
| RI82-0407 | 0.25 | 5.5 | 8 | 2 | 6 | 12 | 0.5 | 1K–100G | 4,000 | F G J K | ±5–±200 |
| RI82-0317 | 0.5 | 4 | 18 | 2 | 15 | 15 | 0.5 | 1K–100G | 7,000 | F G J K | ±5–±200 |
| RI82-0319 | 0.5 | 4 | 20 | 2 | 17.8 | 15 | 0.5 | 1K–100G | 7,000 | F G J K | ±5–±200 |
| RI82-0322 | 0.5 | 4 | 23 | 2 | 20 | 15 | 0.5 | 1K–100G | 8,000 | F G J K | ±5–±200 |
| RI82-0510 | 0.5 | 7 | 11 | 2 | 8 | 15 | 0.5 | 1K–100G | 5,000 | F G J K | ±5–±200 |
| RI82-0515 | 0.5 | 7 | 16 | 2 | 13 | 15 | 0.5 | 1K–100G | 6,000 | F G J K | ±5–±200 |
| RI82-0609 | 0.5 | 8 | 10 | 2 | 7.62 | 15 | 0.5 | 1K–100G | 4,000 | F G J K | ±5–±200 |
| RI82-0415 | 0.5 | 6 | 16 | 2 | 13.5 | 15 | 0.5 | 1K–100G | 6,000 | F G J K | ±5–±200 |
| RI82-0518 | 1 | 7 | 19 | 2.5 | 16 | 15 | 0.5 | 1K–100G | 7,000 | F G J K | ±5–±200 |
| RI82-0522 | 1 | 7 | 23 | 2.5 | 20.32 | 15 | 0.6 | 1K–100G | 10,000 | F G J K | ±5–±200 |
| RI82-0525 | 1 | 7 | 26 | 2.5 | 23 | 15 | 0.6 | 1K–100G | 12,000 | F G J K | ±5–±200 |
| RI82-0540 | 1.5 | 7 | 41 | 2.5 | 38 | 15 | 0.6 | 1K–100G | 18,000 | F G J K | ±5–±200 |
| RI82-0628 | 1.5 | 8 | 29 | 2.5 | 26 | 15 | 0.6 | 1K–100G | 12,000 | F G J K | ±5–±200 |
| RI82-0726 | 1.5 | 9 | 27 | 2.5 | 22.86 | 18 | 0.6 | 1K–100G | 12,000 | F G J K | ±5–±200 |
| RI82-0825 | 1.5 | 10 | 26 | 2.5 | 22.86 | 18 | 0.6 | 1K–100G | 12,000 | F G J K | ±5–±200 |
| RI82-1020 | 2 | 12 | 21 | 2.5 | 17 | 18 | 0.6 | 1K–100G | 8,000 | F G J K | ±5–±200 |
| RI82-0830 | 2 | 10 | 31 | 2.5 | 27.94 | 18 | 0.6 | 1K–100G | 15,000 | F G J K | ±5–±200 |
| RI82-1025 | 2 | 12 | 26 | 2.5 | 23 | 18 | 0.6 | 1K–100G | 12,000 | F G J K | ±5–±200 |
| RI82-0833 | 2 | 10 | 34 | 2.5 | 30 | 18 | 0.6 | 1K–100G | 15,000 | F G J K | ±5–±200 |
| RI82-0840 | 2 | 10 | 41 | 2.5 | 37 | 18 | 0.6 | 1K–100G | 18,000 | F G J K | ±5–±200 |
| RI82-0550 | 3 | 7 | 51 | 2.5 | 47 | 18 | 0.6 | 1K–100G | 20,000 | F G J K | ±5–±200 |
| RI82-0852 | 3 | 10 | 53 | 2.5 | 49.5 | 18 | 0.6 | 1K–100G | 20,000 | F G J K | ±5–±200 |
| RI82-0930 | 3 | 11 | 31 | 2.5 | 27.94 | 18 | 0.6 | 1K–100G | 15,000 | F G J K | ±5–±200 |
| RI82-1030 | 3 | 12 | 31 | 2.5 | 27.94 | 22 | 0.6 | 1K–100G | 15,000 | F G J K | ±5–±200 |
| RI82-1538 | 5 | 17 | 39 | 2.5 | 35 | 22 | 0.6 | 1K–100G | 18,000 | F G J K | ±5–±200 |
| RI82-1542 | 5 | 17 | 43 | 2.5 | 38 | 22 | 0.6 | 1K–100G | 20,000 | F G J K | ±5–±200 |
| RI82-1050 | 5 | 12 | 51 | 2.5 | 47 | 22 | 0.6 | 1K–100G | 20,000 | F G J K | ±5–±200 |
| RI82-1550 | 8 | 17 | 51 | 2.5 | 47 | 22 | 0.6 | 1K–100G | 20,000 | F G J K | ±5–±200 |
| RI82-2075 | 10 | 22 | 76 | 2.5 | 72 | 22 | 0.6 | 1K–100G | 25,000 | F G J K | ±5–±200 |
| RI82-2090 | 15 | 22 | 92 | 2.5 | 87 | 22 | 0.6 | 1K–100G | 30,000 | F G J K | ±5–±200 |
| RI82-25100 | 20 | 27 | 102 | 2.5 | 97 | 22 | 0.6 | 1K–100G | 30,000 | F G J K | ±5–±200 |
| RI82-30100 | 25 | 32 | 102 | 2.5 | 97 | 22 | 0.6 | 1K–100G | 30,000 | F G J K | ±5–±200 |
| RI82-35120 | 30 | 37 | 122 | 2.5 | 117 | 22 | 0.6 | 1K–100G | 35,000 | F G J K | ±5–±200 |
| RI82-40150 | 50 | 42 | 152 | 2.5 | 147 | 22 | 0.6 | 1K–100G | 40,000 | F G J K | ±5–±200 |
| RI82-60180 | 100 | 62 | 182 | 2.5 | 177 | 22 | 0.6 | 1K–100G | 60,000 | F G J K | ±5–±200 |
标准型号命名示例:RI82FA0510T。公差代码 F = 1%,G = 2%,J = 5%,K = 10%。
性能试验
测试项目、要求与方法取自制造商规格。
| 测试项目 | 性能要求 | 试验方法 |
|---|---|---|
| 可焊性 | Infiltration area ≥ 95% | Solder bath 235 ± 5 °C, 2 s |
| 引出端强度 | ΔR ≤ ±(1%R + 0.05Ω) | 10 N, 30 s |
| 恒定湿热 | ΔR ≤ ±(5%R + 0.1Ω) | 40 ± 2 °C, 93 ± 3%RH, 1000 h |
| 振动 | ΔR ≤ ±(1%R + 0.05Ω) | 10–500 Hz, 0.75 mm or 98 m/s², 6 h |
| 耐焊接热 | ΔR ≤ ±(1%R + 0.05Ω) | 260 ± 5 °C, 10 ± 1 s |
| 快速温度变化 | ΔR ≤ ±(1%R + 0.05Ω) | −55 °C 30 min / 125 °C 30 min, 5 cycles |
| 70 ℃ 耐久性 | ΔR ≤ ±(5%R + 0.1Ω) | 70 ± 2 °C, rated power, 1000 h |
| 短时过载 | ΔR ≤ ±(1%R + 0.05Ω) | 1.5 VR, 5 s |
数据表完整复制自制造商规格。XYTH Electronics 作为独立分销商供应这些系列;所有商标仅用于标识。
