If you're interested in broad exposure to the Technology - Semiconductors segment of the U.S. equity market, look no further than the PowerShares Dynamic Semiconductors Portfolio (PSI), a passively managed exchange traded fund launched on 06/23/2005.Passively managed ETFs are becoming increasingly popular with institutional as well as retail investors due to their low cost, transparency, flexibility and tax efficiency. They are excellent vehicles for long term investors.Sector ETFs are also funds of convenience, offering many ways to gain low risk and diversified exposure to a broad group of companies in particular sectors. Technology - Semiconductors is one of the 16 broad Zacks sectors within the Zacks Industry classification. It is currently ranked 7, placing it in top 44%.Index DetailsThe fund is sponsored by Invesco Powershares. It has amassed assets over $344.50 M, making it one of the average sized ETFs attempting to match the performance of the Technology - Semiconductors segment of the U.S. equity market. PSI seeks to match the performance of the Dynamic Semiconductor Intellidex Index before fees and expenses.The index is comprised of stocks of semiconductor companies. The Index is designed to provide capital appreciation by thoroughly evaluating companies based on a variety of investment merit criteria, including fundamental growth, stock valuation, investment timeliness and risk factors.CostsCost is an important factor in selecting the right ETF, and cheaper funds can significantly outperform their more expensive counterparts if all other fundamentals are the same.Annual operating expenses for this ETF are 0.63%, making it on par with most peer products in the space.It has a 12-month trailing dividend yield of 0.20%.Sector Exposure and Top HoldingsWhile ETFs offer diversified exposure, which minimizes single stock risk, a deep look into a fund's holdings is a valuable exercise. And, most ETFs are very transparent products that disclose their holdings on a daily basis.This ETF has heaviest allocation in the Information Technology sector--about 100% of the portfolio.Looking at individual holdings, Intel Corp (INTC) accounts for about 5.85% of total assets, followed by Micron Technology Inc (MU) and Texas Instruments Inc (TXN).The top 10 holdings account for about 45.68% of total assets under management.Performance and RiskThe ETF has added about 5.01% so far this year and is up roughly 22.14% in the last one year (as of 05/21/2018). In that past 52-week period, it has traded between $41.30 and $57.37.The ETF has a beta of 1.26 and standard deviation of 22.86% for the trailing three-year period, making it a high risk choice in the space. With about 30 holdings, it has more concentrated exposure than peers.AlternativesPowerShares Dynamic Semiconductors Portfolio holds a Zacks ETF Rank of 1 (Strong Buy), which is based on expected asset class return, expense ratio, and momentum, among other factors. Because of this, PSI is an excellent option for investors seeking exposure to the Technology ETFs segment of the market. There are other additional ETFs in the space that investors could consider as well.VanEck Vectors Semiconductor ETF (SMH) tracks MVIS US Listed Semiconductor 25 Index and the iShares PHLX Semiconductor ETF (SOXX) tracks PHLX SOX Semiconductor Sector Index. VanEck Vectors Semiconductor ETF has $1.50 B in assets, iShares PHLX Semiconductor ETF has $1.64 B. SMH has an expense ratio of 0.35% and SOXX charges 0.48%.Bottom LineTo learn more about this product and other ETFs, screen for products that match your investment objectives and read articles on latest developments in the ETF investing universe, please visit Zacks ETF Center.Want the latest recommendations from Zacks Investment Research? Today, you can download 7 Best Stocks for the Next 30 Days. Click to get this free report ISHARS-PHLX SEM (SOXX): ETF Research Reports PWRSH-DYN SEMI (PSI): ETF Research Reports VANECK-SEMICON (SMH): ETF Research Reports Intel Corporation (INTC): Free Stock Analysis Report Texas Instruments Incorporated (TXN): Free Stock Analysis Report Micron Technology, Inc. (MU): Free Stock Analysis Report To read this article on Zacks.com click here. Zacks Investment Research