UCD9220RGZR ,Digital PWM System Controller 48-VQFN -40 to 125ELECTRICAL CHARACTERISTICSPARAMETER TEST CONDITIONS MIN NOM MAX UNITSUPPLY CURRENTI V = 3.3 V 8 15V ..
UCD9224RGZR ,Digital PWM System Controller 48-VQFN -40 to 125ELECTRICAL CHARACTERISTICS (continued)PARAMETER TEST CONDITIONS MIN TYP MAX UNITERROR AMPLIFIER INP ..
UCD9224RGZT ,Digital PWM System Controller 48-VQFN -40 to 125features for non-isolated DC/DC• Sync In/Out Pins Align DPWM Clocks Betweenconverter applications w ..
UCD9240PFC ,Digital Point of Load System Controller 80-TQFP -40 to 125features for non-isolated DC/DCBetween Multiple UCD9240 Devicesconverter applications while minimiz ..
UCD9240PFCG4 ,Digital Point of Load System Controller 80-TQFP -40 to 125ELECTRICAL CHARACTERISTICSPARAMETER TEST CONDITIONS MIN NOM MAX UNITSUPPLY CURRENTI V = 3.3 V 8 15V ..
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 ..
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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UPC1212C ,Audio Power AmplifierN E c ELECTRONICS INC 051-: I) 'mmsas nuaama H r
6427525 N E c ELECTRONICS INC 05E 22678 D
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UPC1225H ,BIPOLAR ANALOG INTEGRATED CIRCUITN E C ELECTRONICS INC 05E I) I EH27585 0022722. Cl r
56427525 N E C ELECTRONICS INC 05E 22726 D -- ..
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 ..
UCD9220RGZR
Digital PWM System Controller 48-VQFN -40 to 110
Not Recommended for New Designs
UCD9220
www.ti.com SLUS904–MARCH 2009
Digital PWM System Controller
Checkfor Samples: UCD9220
1FEATURES • Supportedby Fusion Digital Power™
Designer,a Full Featured PC Based Design Fully Configurable Multi-Output and Multi- Toolto Simulate, Configure, and MonitorPhase Non-Isolated DC/DC PWM Controller Power Supply Performance.• Controls Up To Two Voltage Rails and Up To
Four Phases APPLICATIONS• Supports Switching Frequencies Upto 2MHz • Industrial/ATEWith 250 ps Duty-Cycle Resolution Networking Equipment• Up To 1mV Closed Loop Resolution Telecommunications Equipment• Hardware-Accelerated, 3-Pole/3-Zero • ServersCompensator With Non-Linear Gain for
Improved Transient Performance • Storage Systems Supports Multiple Soft-Start and Soft-Stop • FPGA, DSP and Memory Power
Configurations Including Prebias Start-up
DESCRIPTION• Supports Voltage Tracking, Margining andThe UCD9220 is a multi-rail, multi-phase
Sequencingsynchronous buck digital PWM controller designedfor
• Supports Current and Temperature Balancing non-isolated DC/DC power applications. This device
for Multi-Phase Power Stages integrates dedicated circuitry for DC/DC loop
• Supports Phase Adding/Shedding for Multi- management with flash memory anda serial interface
Phase Power Stages to support configuration, monitoring and
management.
• SyncIn /Out Pins Align DPWM Clocks
Between Multiple UCD9220 Devices The UCD9220 was designed to providea wide
varietyof desirable features for non-isolated DC/DC
• 12-Bit Digital Monitoringof Power Supplyconverter applications while minimizing the total
Parameters Including:system component count by reducing external
– Input Current and Voltage circuits. The solution integrates multi-loop
– Output Current and Voltage management with sequencing, margining, tracking
and intelligent phase management to optimize for
– Temperatureat Each Power Stagetotal system efficiency. Additionally, loop
• Multiple Levelsof Overcurrent Fault compensation and calibration are supported without the needto add external components.
Fault To facilitate configuring the device, the Texas
Current Instruments Fusion Digital Power™ Designer is Graphical User Interfaceto the device. This tool
allows design engineerto configure the system operating parameters store the configuration to on-chip
• Enhanced Nonvolatile Error observe both frequency and simulationsfor eachof the power stage
Supply Withan TI has also developed complementary
Allows stage solutions–
Voltage Range family testedin
family. These solutions have been developed to
complement the UCD9k family of system power
controllers.
