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UCC2897RTJT

UCC2897RTJT

UCC2897RTJT

Texas Instruments

20 Terminals 8.5V~14.5V 20-Pin UCC2897 DC to DC converter ICSWITCHING CONTROLLER 1 Outputs 250kHz Transistor Driver

SOT-23

UCC2897RTJT Datasheet

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Specifications
Name Value
Type Parameter
Mount Surface Mount
Mounting Type Surface Mount
Package / Case 20-WFQFN Exposed Pad
Number of Pins 20
Weight 38.101759mg
Operating Temperature -40°C~105°C TA
Packaging Tape & Reel (TR)
JESD-609 Code e4
Part Status Not For New Designs
Moisture Sensitivity Level (MSL) 2 (1 Year)
Number of Terminations 20
ECCN Code EAR99
Terminal Finish NICKEL PALLADIUM GOLD
Additional Feature CAN ALSO BE CONFIGURED IN CURRENT MODE
Subcategory Switching Regulator or Controllers
Technology BICMOS
Terminal Position QUAD
Peak Reflow Temperature (Cel) 260
Terminal Pitch 0.5mm
Frequency 1MHz
Base Part Number UCC2897
Function Step-Up/Step-Down
Number of Outputs 1
Output Voltage 900mV
Output Type Transistor Driver
Operating Supply Voltage 12V
Input Voltage-Nom 12V
Analog IC - Other Type SWITCHING CONTROLLER
Output Configuration Positive, Isolation Capable
Output Current 2A
Voltage - Supply (Vcc/Vdd) 8.5V~14.5V
Quiescent Current 2mA
Control Features Enable, On Time Control, Soft Start
Topology Flyback, Forward Converter
Control Mode VOLTAGE-MODE
Frequency - Switching 250kHz
Control Technique PULSE WIDTH MODULATION
Rise Time 19ns
Synchronous Rectifier Yes
Fall Time (Typ) 14 ns
Nominal Input Voltage 120V
Switcher Configuration PUSH-PULL
Max Duty Cycle 74 %
Height 800μm
Length 4mm
Width 4mm
Thickness 730μm
Radiation Hardening No
RoHS Status ROHS3 Compliant
Lead Free Lead Free
Pricing & Ordering
Quantity Unit Price Ext. Price
250 $3.47984 $869.96
UCC2897RTJT Product Details

UCC2897RTJT Overview


In the 20-WFQFN Exposed Pad package, the switching controller meets most application requirements. There is enough capacity in the dc motor controller to generate the output for the 1 input. Packaged in solid enclosures, this pmic has a Tape & Reel (TR) rating. Transistor Driver dc switching's outputs (s) can be handled by it. The supply and operating voltage of the dc control are 8.5V~14.5V. Suitable for a -40°C~105°C TA dc switcher. Using this switching controller, it is possible to switch at 250kHz. It is suitable for general dc dc regulator when it is set to Surface Mount. DCDC regulator is controlled efficiently by Enable, On Time Control, Soft Start. Switch converters are connected to ICs with SWITCHING CONTROLLER analog outputs. Terminal (s) of the switching converters are designed at the QUAD position. 20 terminations with a variety of function. To name a few of the control techniques these dc dc converter ics adapt, it includes PULSE WIDTH MODULATION. 12V nominal DC switcher's voltage input. UCC2897 can be searched for other relevant dc to dc converter ics. In total, switching converter has 20 pins. Specifically, switching converter falls under the Switching Regulator or Controllers category. DC regulator outputs 900mV voltage based on test statistics. If you start a project, note down the dc dc regulator's usual output current of 2A. The maximum duty cycle of this voltage regulator dc to dc is set to 74 % to ensure reliability during power-up and power-down. In most applications and prototypes, DC switcher's Surface Mount makes it suitable. There is 1MHz frequency setting on the switching controller. DC to DC voltage regulator has a value of CAN ALSO BE CONFIGURED IN CURRENT MODE to better satisfy the need. It is suggested that users apply 12V to the voltage regulator dc to dc in order to run it safely and reliably in a circuit. Dormant dc switchings use 2mA. Input voltage can be set to 120V for nominal working status.

UCC2897RTJT Features


Transistor Driver Outputs
Switching Frequency: 250kHz
Enable, On Time Control, Soft Start
PULSE WIDTH MODULATION
Max Duty Cycle: 74 %
Frequency: 1MHz
CAN ALSO BE CONFIGURED IN CURRENT MODE

UCC2897RTJT Applications


There are a lot of Texas Instruments UCC2897RTJT DC to DC converter applications.

  • Handheld GPS
  • Injection molding machinery
  • Constant current circuits
  • Product testing
  • Product burn-in
  • Hydro power
  • Digital video recorders
  • Emergency lighting monitoring equipment
  • Access control systems
  • Overvoltage protection circuits in TV sets

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