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Technical content
Page 1
Metal Film (Thin Film) Chip Resistors, High Reliability Type
Metal Film (Thin Film) Chip Resistors,
High Reliability Type
Type: ERA 1A, 2A, 3A, 6A, 8A
Features
- High reliability ................ Stable at high temperature and humidity
(85 °C 85 %RH rated load, Category temperature range : –55 to +155 °C)
- High accuracy ............... Small resistance tolerance and Temperature Coeffi cient of Resistance
- High performance ......... Low current noise, excellent linearity
- Reference Standard ...... IEC 60115-8, JIS C 5201-8, EIAJ RC-2133B
- AEC-Q200 qualifi ed
- RoHS compliant
■ As for Packaging Methods, Land Pattern, Soldering Conditions and Safety Precautions,
Please see Data Files
Explanation of Part Numbers
- E24 Series
| Packaging Methods | ||
| Code | Packaging | Part No. |
| C | Pressed Carrier Taping 2 mm pitch, 15000 pcs. | ERA1A |
| X | Punched Carrier Taping 2 mm pitch, 10000 pcs. | ERA2A |
| V | Punched CarrierTaping 4 mm pitch, 5000 pcs. | ERA3A ERA6A ERA8A |
- E96 Series and other Resistance values
| Packaging Methods | ||
| Code | Packaging | Part No. |
| C | Pressed Carrier Taping 2 mm pitch, 15000 pcs. | ERA1A |
| X | Punched Carrier Taping 2 mm pitch, 10000 pcs. | ERA2A |
| V | Punched CarrierTaping 4 mm pitch, 5000 pcs. | ERA3A ERA6A ERA8A |
numbers shall follow E24 part numbers. (apply three digit resistance value)
Design and specifications are each subject to change without notice. Ask factory for the current technical specifications before purchase and/or use. Should a safety concern arise regarding this product, please be sure to contact us immediately.
Sep. 2014
Page 2
Metal Film (Thin Film) Chip Resistors, High Reliability Type
Construction
Dimensions in mm (not to scale)
Ratings
| Part No. (inch size) | Power Rating at 85 °C (W) | Limiting Element Voltage(1) (V) | Maximum Overload Voltage(2) (V) | Part No. (detail) | Resistance Tolerance (%) | T.C.R. (×10–6/°C) | Resistance Range(3)(4) (Ω) | Category Temperature Range (°C) |
|---|---|---|---|---|---|---|---|---|
| ERA1A (0201) | 0.05 | 25 | 50 | ERA1AEB | ±0.1 | ±25 | 100 to 10 k (E24, E96) | –55 to +155 |
| ERA1AEC | ±0.25 | |||||||
| ERA2A (0402) | 0.063 | 50 | 100 | ERA2AKD | ±0.5 | ±100 | 10 to 46.4 (E24, E96) | |
| ERA2AED | ±0.5 | ±25 | 47 to 100 k (E24, E96) | |||||
| ERA2AEB | ±0.1 | |||||||
| ERA2APB | ±0.1 | ±15 | 200 to 47 k (E24, E96) | |||||
| ERA2ARC | ±0.25 | ±10 | 200 to 47 k (E24, E96) | |||||
| ERA2ARB | ±0.1 | |||||||
| ERA3A (0603) | 0.1 | 75 | 150 | ERA3AHD | ±0.5 | ±50 | 10 to 46.4 (E24, E96) | |
| ERA3AED | ±0.5 | ±25 | 47 to 330 k (E24, E96) | |||||
| ERA3AEB | ±0.1 | |||||||
| ERA3APB | ±0.1 | ±15 | 470 to 100 k (E24, E96) | |||||
| ERA3ARB | ±0.1 | ±10 | 1 k to 100 k (E24, E96) | |||||
| ERA3ARW | ±0.05 | |||||||
| ERA6A (0805) | 0.125 | 100 | 200 | ERA6AHD | ±0.5 | ±50 | 10 to 46.4 (E24, E96) | |
| ERA6AED | ±0.5 | ±25 | 47 to 1 M (E24, E96) | |||||
| ERA6AEB | ±0.1 | |||||||
| ERA6APB | ±0.1 | ±15 | 470 to 100 k (E24, E96) | |||||
| ERA6ARB | ±0.1 | ±10 | 1 k to 100 k (E24, E96) | |||||
| ERA6ARW | ±0.05 | |||||||
| ERA8A (1206) | 0.25 | 150 | 300 | ERA8AHD | ±0.5 | ±50 | 10 to 46.4 (E24, E96) | |
| ERA8AED | ±0.5 | ±25 | 47 to 1 M (E24, E96) | |||||
| ERA8AEB | ±0.1 | |||||||
| ERA8APB | ±0.1 | ±15 | 470 to 100 k (E24, E96) | |||||
| ERA8ARB | ±0.1 | ±10 | 1 k to 100 k (E24, E96) | |||||
| ERA8ARW | ±0.05 |
(1) Rated Continuous Working Voltage (RCWV) shall be de ter mined from RCWV=√Rated Power × Re sis tance Values, or Limiting Element Voltage list ed above, whichever less. (2) Overload (Short-time Overload) Test Voltage (SOTV) shall be de termined from SOTV=2.5 × Power Rating or max. Over load Volt age list ed above which ev er less. (3) E192 series resistance values are also available. Please contact us for details. (4) Duplicated resistance values between E96, E192 and E24 series shall follow E24 Part Numbers. (apply three digit resistance value)
–55 °C
85 °C
Power Derating Curve
For resistors operated in ambient temperatures above 85 °C, power rating shall be derated in accordance with the figure on the right.
Ambient Temperature (°C)
Design and specifications are each subject to change without notice. Ask factory for the current technical specifications before purchase and/or use. Should a safety concern arise regarding this product, please be sure to contact us immediately.
Sep. 2014