Chip Resistor Networks Chip Resistor Networks Type: EXBD:1206 EXBE:1608 EXBA:2512 EXBQ:1506 ■ Features ● High density placing for digital signal circuits · Bussed 8 or 15 resistors for pull up/down circuits EXBD: 3.2 mm × 1.6 mm × 0.55 mm, 0.635 mm pitch EXBE: 4.0 mm × 2.1 mm × 0.55 mm, 0.8 mm pitch EXBA: 6.4 mm × 3.1 mm × 0.55 mm, 1.27 mm pitch EXBQ: 3.8 mm × 1.6 mm × 0.45 mm, 0.5 mm pitch · Available direct placing on the bus line by means of half pitch spacing without through-holes on PWB (“High density placing” is shown below) ● High speed mounting using conventional placing machine ● Reference Standard…IEC 60115-9, JIS C 5201-9, EIAJ RC-2130 ● RoHS compliant <High density placing> Pull up resistors Direct placement on the bus line VCC EXBE10C EXBA10P VCC VCC IC IC IC IC IC IC No through hole Through holes 0.4 mm pitch 0.635 mm pitch ■ Packaging Methods, Land Pattern, Soldering Conditions and Safety Precautions Please see Data Files ■ Explanation of Part Numbers Product Code Thick Film Resistor Network 1 2 3 4 5 6 7 8 9 10 11 & 9 # & $ + Dimension Code of Chip Resistor Network Type: inches D : 1206 E : 1608 A : 2512 Q : 1506 Dimensions 3.2 mmL1.6 mm 4.0 mmL2.1 mm 6.4 mmL3.1 mm 3.8 mmL1.6 mm Number of Terminals 10(EXBD,E,A) 16(EXBQ) Circuit Configuration Code C P P E Common Terminal Position Center common circuit (EXBD, EXBE) Diagonal common circuit (Terminal 5 and Terminal 10) (EXBA) One side common circuit (Terminal 16) (EXBQ) Diagonal common circuit (Terminal 1 and Terminal 6) (EXBA) Resistance Value The first two digits are significant figures of resistance value and the third one denotes the number of zeros following. Resistance Tolerance ±5 % J 12 Suffix for Special Requirements 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. 01 Aug. 2012 36 Chip Resistor Networks ■ Construction (Example : EXBD) Protective coating Protective coating Electrode (Inner) Alumina substrate Electrode (Outer) Thick film resistive element Electrode (Between) Electrode (Inner) Alumina substrate Thick film resistive element ■ Dimensions in mm (not to scale) 0.4±0.2 0.4±0.2 Mass (Weight)[1000 pcs.] : 16 g 0.25±0.15 3.1±0.2 * 0.5±0.1 0.55±0.10 0.5±0.2 0.35±0.20 0.5±0.2 0.35±0.15 0.35±0.15 Mass (Weight)[1000 pcs.] : 10 g 1.27±0.10 6.4±0.2 0.45±0.10 3.8±0.2 EXBA10E 0.30±0.15 0.4±0.2 0.35±0.20 0.55±0.10 EXBA10P 0.15 +0.15 –0.05 0.8±0.1 4.0±0.2 * 0.15 +0.15 –0.05 0.3±0.1 0.3±0.2 0.3±0.2 * 0.2±0.1 0.7±0.2 f0.3 +0.1 –0.2 0.3±0.2 EXBQ 0.5±0.2 0.5±0.2 0.5±0.2 f0.3 +0.1 –0.2 0.5±0.2 1.60±0.15 0.2±0.1 0.55±0.10 0.25±0.10 0.40±0.15 0.3±0.1 0.25±0.10 0.2±0.1 0.40±0.15 0.635±0.10 3.20±0.15 0.3±0.2 0.25±0.20 0.25±0.20 0.33±0.15 f0.2±0.1 0.2±0.1 0.2±0.1 EXBA 1.6±0.2 EXBE 2.1±0.2 EXBD 0.15 +0.20 –0.05 * Mass (Weight)[1000 pcs.] : 40 g Mass (Weight)[1000 pcs.] : 9 g ■ Circuit Configuration EXBD, EXBE EXBA 10 9 8 7 1 EXBQ EXBA10E EXBA10P 10 9 8 7 6 10 9 8 7 6 16 15 14 13 12 11 10 9 1 2 3 4 5 1 2 3 4 5 1 6 2 3 4 5 2 3 4 5 6 7 8 ■ Ratings Item Series Specifications EXBD EXBE EXBA Resistance Tolerance ±5% Number of Terminals 10 terminals Number of Resistors Power Rating at 70 °C 100 Ω to 470 kΩ (E6 series) 47 Ω to 1 MΩ (E12) Resistance Range EXBQ 16 terminals 8 element 0.05 W/element 15 element 0.063 W/element 0.025 W/element Limiting Element Voltage(1) 25V 50 V 25V Maximum Overload Voltage(2) 50 V 100 V 50 V ±200 × 10 –6/ °C T. C. R. –55 °C to +125 °C Category Temperature Range (1) Rated Continuous Working Voltage (RCWV) shall be determined from RCWV=√Power Rating × Resistance Value, or Limiting Element Voltage listed above, whichever less. (2) Overload (Short-time Overload) Test Voltage (SOTV) shall be determined ✽ from SOTV=2.5 × RCWV or Maximum Overload Voltage listed above whichever less. Rated Load (%) Power Derating Curve For resistors operated in ambient temperature above 70 °C, power rating shall be derated in accordance with the figure on the right. 100 –55 °C 70 °C 80 60 40 20 125 °C 0 –60 –40 –20 0 20 40 60 80 100120140160180 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. 01 Aug. 2012 37