Product Overview
This product line features high-power resistors designed for demanding applications, including automotive, medical, and aerospace equipment. They offer excellent performance in terms of anti-pulse and inrush current capabilities, housed in flame-retardant and insulated ceramic cases. The resistors are AEC-Q200 qualified and meet EU-RoHS requirements, making them suitable for high-reliability and environmentally conscious designs. Applications include pre-charge and discharge resistors for PHEV/EV systems.
Product Attributes
- Brand: KOA (implied by www.koaglobal.com)
- Certifications: AEC-Q200 Qualified, EU-RoHS Compliant
- Material: Wirewound (Glass core), Metal oxide film, Ceramic case
- Features: High-power, Flame-retardant, Insulated, Anti-pulse, Inrush current protection
Technical Specifications
Type Designation Structure:
- Product Code: BGRV (Wirewound, Glass core), BSRV (Metal oxide film)
- Power Rating: See table above
- Terminal Surface Material: T (Sn)
- Resistance Tolerance: J (5%), K (10%)
- Nominal Resistance: 3 digits (for J, K tolerance)
- Style: Q (Q style)
Product Series:
| Type | Power Rating (W) | Resistance Range () | Style & Weight (g/1pcs) | Tolerance |
|---|---|---|---|---|
| BGRV7 | 7W | 10390 | Q, 7.9 | J: 5%, K: 10% |
| BGRV10 | 10W | 10390 | Q, 10.7 | J: 5%, K: 10% |
| BGRV15 | 15W | 10390 | Q, 18.6 | J: 5%, K: 10% |
| BGRV20 | 20W | 10390 | Q, 22.1 | J: 5%, K: 10% |
| BGRV30 | 30W | 10390 | Q, 59.6 | J: 5%, K: 10% |
| BGRV40 | 40W | 10390 | Q, 70.6 | J: 5%, K: 10% |
| BSRV5 | 5W | 43051k | Q, 6.2 | J: 5%, K: 10% |
| BSRV7 | 7W | 43056k | Q, 7.9 | J: 5%, K: 10% |
| BSRV10 | 10W | 43075k | Q, 10.7 | J: 5%, K: 10% |
| BSRV15 | 15W | 43056k | Q, 18.6 | J: 5%, K: 10% |
| BSRV20 | 20W | 43056k | Q, 22.1 | J: 5%, K: 10% |
Electrical Specifications:
| Type | Power Rating (W) | Rated Ambient Temperature | Max. Working Voltage (V) | Max. Overload Voltage (V) | T.C.R. (10-6/K) | Operating Temp. Range |
|---|---|---|---|---|---|---|
| BSRV5 | 5W | +70 | 350 (BSRV) / 700 (BGRV) | 700 (BSRV) / 1400 (BGRV) | 300 | -40+155 |
| BRV7 | 7W | +25 | 500 (E=PR) / 1000 (E=PR10) | 1000 (E=PR) / 2000 (E=PR10) | 250 | -40+155 |
| BRV10 | 10W | +25 | 700 / 1400 | 1400 / 2800 | 250 | -40+155 |
| BRV15 | 15W | +25 | 700 / 1400 | 1400 / 2800 | 250 | -40+155 |
| BRV20 | 20W | +25 | 750 / 1500 | 1500 / 3000 | 250 | -40+155 |
| BGRV30 | 30W | - | - | - | - | - |
| BGRV40 | 40W | - | - | - | - | - |
Dimensions (Q Style):
| Type | Dimensions (mm) | t | (P) | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| L | L1 | L2 | L30.5 | W | W1 | H | H11.0 | H2 | H3 | (f) | |||
| BSRV5Q | 271.5 | - | - | - | 9.51.0 | 4.75 | 9.51.0 | 10.5 | 6.5 | 3.3 | 2.2 | 15.0 | 0.5 |
| BGRV7QBSRV7Q | 351.5 | - | - | - | - | - | - | - | - | - | - | - | - |
| BGRV10QBSRV10Q | 481.5 | 251.0 | 4.5 | 1.0 | - | - | - | - | - | - | - | - | |
| BGRV15QBSRV15Q | - | - | - | - | 7.0 | 12.51.2 | 12.51.5 | 13.0 | 6.35 | 3.15 | 1.4 | 34.5 | 0.8 |
| BGRV20QBSRV20Q | 63.52 | 49.5 | - | - | - | - | - | - | - | - | - | - | |
| BGRV30Q | 752.5 | 401.2 | 10.0 | 19.01.5 | 6.3 | 19.01.5 | 12.0 | 8.0 | 4.1 | 1.7 | 56.0 | - | |
| BGRV40Q | 902.5 | 71.0 | - | - | - | - | - | - | - | - | - | - | |
Performance:
| Test Items | Performance Requirements | Test Methods | Limit | Typical |
|---|---|---|---|---|
| R | ||||
| Resistance | Within specified tolerance | 25 | - | - |
| Resistance Temperature Coefficient (T.C.R.) | Within specified T.C.R. | +25/55 and +25/+125 | - | - |
| Resistance to soldering heat | 1.0 (BGRV) / 0.5 (BSRV) | 35010, 3.5s | - | - |
| Moisture resistance | 2.0 (BGRV) / 2.0 (BSRV) | Power rating1/10, 40, 90%95%RH, 1000h, 1.5h ON/0.5h OFF cycle | - | - |
| Endurance at 25 and 70 | 2.5 (BGRV) / 2.5 (BSRV) | Power according to the derating curve, 25 and 70, 1000h, 1.5h ON/0.5h OFF cycle | - | - |
Rated Voltage Calculation: Rated voltage is the smaller value between the calculated value (Power Rating Nominal Resistance) and the Max. working voltage.
Derating Curve:
Ambient Temperature (C) vs. Percent Rated Power (%)
- 5W10W: Derating starts from 70.
- 15W40W: Derating starts from 25.
(Graphical representation of the derating curve is present in the source but cannot be replicated in text format.)
Note on Custom Products: Please consult with us in advance about custom-made products.
Note on Environmental Hazardous Materials: Contact us when you have control requests for environmental hazardous materials other than those specified by EU-RoHS.
Disclaimer: Specifications given herein may be changed at any time without prior notice. Please confirm technical specifications before you order and/or use.
Important Application Warning: Contact our sales representatives before using our products for applications including automotive, medical equipment, and aerospace equipment, as malfunction or failure in such applications may cause loss of human life or serious damage.
2410121632_KOA-BSRV10TQ103J_C344216.pdf
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