| For the growing number of portable electronic | | | | the size of high-voltage products. |
| systems, miniaturization of passive components is | | | | -Based United States (Kemet) company targeting |
| still an important issue. The goal of miniaturization | | | | the high-voltage market, announced the availability |
| is achieved in a smaller package at least the same | | | | of the industry's first rated voltage of 35V |
| performance. For Capacitance Should not only | | | | surface-mount polymer tantalum chip capacitors. |
| require a smaller package size greater power | | | | T521 series includes thin V size (7.3x4.3x1.9mm) |
| capacity and want to improve can withstand | | | | product, nominal capacitance of 15 F, ESR of 100 |
| voltage; for the resistance, the smaller packages | | | | mm nominal maximum EU. The next step will be |
| are also required to achieve the same or higher in | | | | released products include the slightly thicker the |
| performance (especially multimedia phones and | | | | (7.3x4.3x3.0mm) of 22 F and 33 F products, and |
| other consumer devices). | | | | occupying a smaller (3.5x2.8x2.0mm) of 6.8 F |
| As mobile phones, MP3 players, notebook | | | | products. |
| computers and gaming devices and other | | | | As the electronics industry continue to reduce the |
| consumer devices, while increasing functionality | | | | size, Similarly, the 0402 chip resistor market is |
| continuously reduced size, the smaller chip | | | | becoming the most popular form factor. |
| capacitors on the size of demand is also growing. | | | | According to suppliers, since most of the |
| Murata Manufacturing North America's executive | | | | increasing trend towards integration, system and |
| vice president of sales and marketing | | | | device manufacturers 0201 Chip Array of interest |
| JohnDenslinger pointed out that because the | | | | is growing. |
| phone platform brings together a number of | | | | Reduce the size and integration put forward some |
| characteristics, cellular phones, multi- Ceramic | | | | challenging questions, as we can actually create |
| capacitors (MLCC) usage increased from 230 to | | | | more small and in the process of resistance can |
| about 400, almost doubled. | | | | exchange for what kind of electrical performance |
| The most popular size is 0402, but the 0201 chip | | | | and other parameters, StackpoleElectronics |
| devices is also growing demand, Denslinger said. | | | | KorySchroeder said marketing director. In a |
| Even tiny 01005 devices are also found in the cell | | | | sense, the resistor integrated on a chip (or board), |
| phone power amplifier module useless. | | | | or the number of chips into a chip array package |
| Taiyo Yuden USA Inc. recently introduced a | | | | may be more meaningful, he said. Although the |
| dimension of 4.7 microfarads to 0402 MLCC, | | | | 0201 patchinterest in growth, but this patch is |
| Electrolytic thin as 30%, compared with the | | | | difficult to mount onto the handle and there make |
| previous 0402 products, capacitor volume doubled. | | | | it difficult, Schroeder said. The patch requires a |
| These devices are high-performance IC Been | | | | different type of nozzle, but also to ensure |
| used Power supply Line circuit decoupling. | | | | proper position and welded good place to be |
| VishayIntertechnology company recently launched | | | | slowly, he said. |
| a TR8 series MicroTan tantalum chip capacitors. | | | | Portable device market will be a surface mount |
| These devices are equivalent series resistance | | | | devices driving force. Apple iPhone and other |
| (ESR) is low, 0805, paragraph (frequency 100kHz, | | | | devices in a single integrated handheld device |
| 47 microfarads capacity) of 0.8 ohms, 1.5 ohms | | | | many applications, the success of these devices, |
| for the 0603 models (industrial grade low ESR). | | | | "will promote further reduce the dimensions and |
| Low ESR values | | | | the size of a given greater power." Schroeder |
| These devices and small footprint, saving printing | | | | said. |
| Board Space more efficiently, while achieving the | | | | Stackpole company is developing new products |
| audio filtering and signal processing, Vishay said. | | | | include the 01005 resistor chip and portable |
| The series of applications including cellular phones, | | | | applications for the new 0201 current sense |
| digital cameras, MP3 players and other portable | | | | resistor. |
| devices. | | | | Stackpole recently introduced a single chip, |
| High voltage equipment on the smaller size | | | | dual-value capability to implement MAC series of |
| market demand for products is also growing. | | | | concave surface mount chip resistor array, the |
| For example, Vishay 0805, the company recently | | | | series to provide about 10 Euro to 1M from any |
| expanded its HVArcGuardMLCC patch size | | | | combination of resistance in Europe. |
| capacitor product line. HVArcGuardMLCC with | | | | Figure: Vishay's TR8 series of molded tantalum |
| prevents surface arc at high pressure produced a | | | | chip capacitors MicroTan, including a 0603 industrial |
| unique internal structure. According to Vishay | | | | grade low ESR SMD devices, ESR resistance of |
| company reported that the design can achieve | | | | 1.5 ohms. |
| greater power capacity and to facilitate reducing | | | | |