Power Management Unit supports embedded camera modules.
Press Release Summary:
Available in 2 x 2 mm WCSP package, 3-channel Model TPS657051 integrates two 400 mA step-down converters and 200 mA low dropout linear regulator with 1.7-6.0 V input voltage. Unit features automatic PFM/PWM operation and power save mode at light-load current. With 2.25 MHz fixed frequency and up to 92% efficiency, IC is suited for portable consumer electronics and space-limited applications, such as webcams or heat- or noise-sensitive embedded camera modules.
Original Press Release:
TI Introduces 3-Channel Power Management Unit for Embedded Camera Modules
Tiny power management unit with two DC/DC converters and one LDO
comes in a 2-mm x 2-mm WCSP package
DALLAS -Texas Instruments Incorporated (TI) introduced today the TPS657051, a small power management unit that supports portable consumer electronics and space-limited applications, such as webcams or heat- or noise-sensitive embedded camera modules. Available in a 2-mm x 2-mm WCSP package, the device features two 400-mA step-down converters, a 200-mA low dropout linear regulator (LDO), and additional supporting functions. For details and samples visit: www.ti.com/TPS657051-pr.
Key features and benefits
o Two 400-mA step-down converters
o Up to 92 percent efficiency
o 3.3-V to 6-V input voltage range for DC/DC converters
o 2.25-MHz fixed frequency
o Automatic PFM/PWM operation
o Power Save Mode at light-load current
o Output voltage accuracy in PWM mode +/-1.5 percent
o General-purpose 200-mA LDO with 1.7-V to 6.0-V input voltage
o 100 percent duty cycle for lowest dropout
o 180 degrees out-of-phase operation
Availability and pricing
The TPS657051 is available now in a 16-ball, WCSP package and is priced at $1.20 in quantities of 1,000. Samples and the TPS657051EVM-522 evaluation module are available today.
Find out more about TI's power management unit portfolio:
o Power management units: www.ti.com/pmu-pr
o Follow TI on Twitter: http://www.twitter.com/txinstruments
o TI E2E(TM) Community to ask questions and help solve problems with fellow engineers: www.ti.com/e2e
About Texas Instruments
Texas Instruments (NYSE: TXN) helps customers solve problems and develop new electronics that make the world smarter, healthier, safer, greener and more fun. A global semiconductor company, TI innovates through design, sales and manufacturing operations in more than 30 countries. For more information, go to www.ti.com.
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