备用零件
Price @ 1000
$ 1.987
$ 2.73
Stock
197,344
196,723
Authorized Distributors
0
2
Topology
Full-Bridge, Half-Bridge, Push-Pull
Full-Bridge, Half-Bridge, Push-Pull
Output Voltage
3.25 V
3.25 V
Min Input Voltage
-
-
Max Input Voltage
-
-
Max Input Current
-
-
Efficiency
-
-
Max Switching Frequency
-
-
Output Voltage Accuracy
-
-
Fault Protection
-
-
Synchronous Rectifier
Yes
Yes
Case/Package
VQFN
VQFN
Number of Pins
20
20
供应链
Lifecycle StatusProduction (Last Updated: 1 day ago)
Manufacturer Lifecycle StatusACTIVE (Last Updated: 1 day ago)
工程资源
查看 Texas Instruments UCC28251RGPR 的评估工作包和参考设计。
评估工具包
相关零件
Texas InstrumentsTPS51916RUKT
DDR2/3/3L/4 Memory Power Solution Synchronous Buck Controller 20-WQFN -40 to 85
Texas InstrumentsTPS54494RSAR
Conv DC-DC 4.5V to 18V Synchronous Step Down Dual-Out 0.76V to 7V 4A/2A 16-Pin VQFN EP T/R
Texas InstrumentsTPS54494RSAT
Conv DC-DC 4.5V to 18V Synchronous Step Down Dual-Out 0.76V to 7V 4A/2A 16-Pin VQFN EP T/R
Analog DevicesMAX17497BATE+T
AC-DC and DC-DC Peak-Current-Mode Converters with Integrated Step-Down Regulator
描述
由其分销商提供的 Texas Instruments UCC28251RGPR 的描述。
IC REG CTRLR MULT TOPOLOGY 20QFN / Advanced PWM Controller With Prebias Operation
Full-Bridge,Half-Bridge,Push-Pull Yes 42KHz~945KHz PWM Signal 2 20.3V -0.3V QFN
Current Mode PWM Controller -0.3V to 20.3V 200mA 1800kHz 20-Pin VQFN EP T/R
制造商别名
Texas Instruments 在全球拥有多个品牌，分销商可将其用作替代名称。Texas Instruments 也可称为以下名称：
- TI
- TEXAS
- TEXAS INST
- TEXAS INSTR
- TEXAS INSTRUMENT
- TEXAS INSTRUMENTS INC
- TEXAS INS
- TEXAS INSTRU
- TEXAS INSTRUMEN
- TI/NS
- TEX
- Texas Instruments (TI)
- TEXASIN
- TEXAS INSTRUMENTS INCORPORATED
- TEXINS
- TEXAS INTRUMENTS
- TEAXS
- TEXASI
- TEXAS INSTRUM
- TI Texas Instruments
- TEXAS USD
- TEXAS INSRUMENTS
- TEXAS INSRUMENT
- TEXAS INSTUMENTS
- TI-ROHS
- Texas Instr.
- Texas Instruments Inc.
技术规格
Physical
Case/PackageVQFN
MountSurface Mount
Number of Pins20
Technical
Clock SyncNo
Duty Cycle100 %
Fall Time8 ns
Max Duty Cycle100 %
Max Operating Temperature125 °C
Max Supply Voltage17 V
Min Operating Temperature-40 °C
Nominal Supply Current2 mA
Number of Output Phases1
Number of Outputs2
Operating Supply Current2 mA
Operating Supply Voltage12 V
Output ConfigurationPositive
Output Current25 mA
Output TypePWM
Output Voltage3.25 V
PackagingTape & Reel (TR)
Rise Time8 ns
Switching Frequency945 kHz
Synchronous RectifierYes
TopologyFull-Bridge, Half-Bridge, Push-Pull
Dimensions
Height1 mm
Length4 mm
Thickness930 µm
Width4 mm