UCD9240PFCR ,Digital Point of Load System Controller 80-TQFP -40 to 125maximum ratings may cause permanent damage to the device. These are stress ratingsonly and function ..
UCD9240RGCR ,Digital Point of Load System Controller 64-VQFN -40 to 125FEATURES • Supported by Fusion Digital Power™Designer, a Full Featured PC Based Design2• Fully Conf ..
UCD9240RGCT ,Digital Point of Load System Controller 64-VQFN -40 to 125These devices have limited built-in ESD protection. The leads should be shorted together or the dev ..
UCD9248PFCR ,Digital PWM System Controller 80-TQFP -40 to 125ELECTRICAL CHARACTERISTICS (continued)PARAMETER TEST CONDITIONS MIN TYP MAX UNITERROR AMPLIFIER INP ..
UCLAMP0502P.TCT , μClampTM 2-Line ESD protection
UCLAMP0504A , μClampTM 4-Line ESD protection Array
UPC1176C ,Bipolar Analog Integrated CircuitPACKAGE DIMENSIONS (in millimeters)
ABSOLUTE MAXIMUM RATINGS (Ta=25°C)
Supply Voltage VCC 15 ..
UPC1197C ,FM Multiplex Stereo DemodulatorN E C ELECTRONICS INC 72
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UPC1225H ,BIPOLAR ANALOG INTEGRATED CIRCUITN E C ELECTRONICS INC 05E I) I EH27585 0022722. Cl r
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UPC1227V ,FM Multiplex Stereo DemodulatorFEATURES
0 No coil necessary, all tuning performed with a single potentiometer.
0 Automatic s ..
UPC1228HA ,LOW NOISE DUAL PREAMPLIFIERFEATURES
0 High open loop gain ' AVO = 100 dB TYP
0 Low noise Vnin = 1.1 11V TYP.
THD=0.05 % T ..
UCD9240PFC-UCD9240PFCG4-UCD9240PFCR-UCD9240RGCR-UCD9240RGCT
Digital Point of Load System Controller 80-TQFP -40 to 125
1FEATURES
APPLICATIONS
DESCRIPTION
UCD9240
www.ti.com................................................................................................................................................... SLUS766C–JULY 2008–REVISED NOVEMBER 2008
Digital PWM System Controller Supportedby Fusion Digital Power™
Designer,a Full Featured PC Based Design Fully Configurable Multi-Output and
Toolto Simulate, Configure, and MonitorMulti-Phase Non-Isolated DC/DC PWM
Power Supply Performance.Controller Controls Up To Four Voltage Rails and Up To
Eight Phases •
Industrial/ATE•
Supports Switching Frequencies Upto 2MHz •
Networking EquipmentWith 250 ps Duty-Cycle Resolution •
Telecommunications Equipment•
Up To 1mV Closed Loop Resolution •
Servers•
Hardware-Accelerated, 3-Pole/3-Zero •
Storage SystemsCompensator With Non-Linear Gain for •
FPGA, DSP and Memory PowerImproved Transient Performance Supports Multiple Soft-Start and Soft-Stop
Configurations Including Prebias Start-upThe UCD9240 is a multi-rail, multi-phase•
Supports Voltage Tracking, Margining and synchronous buck digital PWM controller designedfor
Sequencing non-isolated DC/DC power applications. This device•
Supports Current and Temperature Balancing integrates dedicated circuitry for DC/DC loop
for Multi-Phase Power Stages management with flash memory anda serial interface support configurability, monitoring and•
Supports Phase Adding/Shedding formanagement.
Multi-Phase Power Stages SyncIn /Out Pins Align DPWM Clocks The UCD9240 was designed to providea wide
varietyof desirable features for non-isolated DC/DC
Between Multiple UCD9240 Devicesconverter applications while minimizing the total•
Fan Monitoring and Control system component count by reducing external•
12-Bit Digital Monitoringof Power Supply circuits. The solution integrates multi-loop
Parameters Including: management with sequencing, margining, tracking
and intelligent phase management to optimize for
– Input Current and Voltagetotal system efficiency. Additionally, loop
– Output Current and Voltage compensation and calibration are supported without
– Temperatureat Each Power Stage the needto add external components.
Multiple Levelsof Overcurrent Fault To facilitate configuring the device, the Texas
Protection: Instruments Fusion Digital Power™ Designer is
– External Current Fault Inputs provided. This PC based Graphical User Interface
offers an intuitive interfaceto the device. This tool
– Analog Comparators Monitor Current allows the design engineerto configure the system
Sense Voltage operating parameters for the application, store the
– Current Continually Digitally Monitored configuration to on-chip non-volatile memory and•
Over and Undervoltage Fault Protection observe both frequency domain and time domain
simulationsfor eachof the power stage outputs.•
Overtemperature Fault Protection Enhanced Nonvolatile Memory With Error TI has also developed multiple complementary power
stage solutions– from discrete drivesin the UCD7k
Correction Code (ECC)familyto fully tested power train modulesin the PTD•
Device Operates Froma Single Supply Withan family. These solutions have been developed to
Internal Regulator Controller That Allows complement the UCD9k family of system power
Operation Overa Wide Supply Voltage Range
