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TD1728 Datasheet

Part Number TD1728
Manufacturers Techcode
Logo Techcode
Description High-Performance PWM Controller
Datasheet TD1728 DatasheetTD1728 Datasheet (PDF)

T  echcode®       High-Performance PWM Controller DATASHEET TD1728 General Description  Features    The  TD1728  is  a  single‐phase,  constant‐on‐time,  z Adjustable Output Voltage from +0.7V to +5.5V  synchronous  PWM  controller,  which  drives  N‐channel  z 0.7V Reference Voltage  MOSFETs.  The  TD1728  steps  down  high  voltage  to  z ±1% Accuracy Over‐Temperature  generate  low‐voltage  chipset  or  RAM  supplies  in  notebook  z Operates from an Input Battery Voltage Range of +.

  TD1728   TD1728






Part Number TD1729
Manufacturers Techcode
Logo Techcode
Description High-Performance PWM Controller
Datasheet TD1728 DatasheetTD1729 Datasheet (PDF)

Techcode® High-Performance PWM Controller DATASHEET TD1729 General Description Features The TD1729 is a single-phase, constant-on-time, synchronous PWM controller, which drives N-channel MOSFETs. The TD1729 steps down high voltage to generate low-voltage chipset or RAM supplies in notebook computers. The TD1729 provides excellent transient response and accurate DC voltage output in either PFM or PWM Mode. In Pulse Frequency Mode (PFM), the TD1729 provides very high efficiency over light to h.

  TD1728   TD1728







Part Number TD1722
Manufacturers Techcode
Logo Techcode
Description Single Buck Voltage Mode PWM Controller
Datasheet TD1728 DatasheetTD1722 Datasheet (PDF)

Techcode® Single Buck Voltage Mode PWM Controller DATASHEET TD1722 General Description Features The TD1722 is a voltage mode, fixed 200kHz/300kHz/600kHz  Wide 5V to 12V Supply Voltage switching frequency, synchronous buck converter. The APW  Power-On-Reset Monitoring on VCC 8722 allows wide input voltage that is either a single 5~1  Excellent Output Voltage Regulations 2V or two supply voltage(s) for various applications. A  0.6V Internal Reference for TD1722/A/D power-on-reset (POR).

  TD1728   TD1728







Part Number TD1720
Manufacturers Techcode
Logo Techcode
Description Single Buck Voltage Mode PWM Controller
Datasheet TD1728 DatasheetTD1720 Datasheet (PDF)

Techcode® Single Buck Voltage Mode PWM Controller DATASHEET TD1720 General Description Features The TD1720 is a voltage mode, fixed 300kHz switching frequency, synchronous buck converter. The TD1720 allows wide input voltage that is either a single 5~12V or two supply voltage(s) for various applications. A power-on-reset (POR) circuit monitors the VCC supply voltage to prevent wrong logic controls. A builtin soft-start circuit prevents the output voltages from overshoot as well as limits the.

  TD1728   TD1728







High-Performance PWM Controller

T  echcode®       High-Performance PWM Controller DATASHEET TD1728 General Description  Features    The  TD1728  is  a  single‐phase,  constant‐on‐time,  z Adjustable Output Voltage from +0.7V to +5.5V  synchronous  PWM  controller,  which  drives  N‐channel  z 0.7V Reference Voltage  MOSFETs.  The  TD1728  steps  down  high  voltage  to  z ±1% Accuracy Over‐Temperature  generate  low‐voltage  chipset  or  RAM  supplies  in  notebook  z Operates from an Input Battery Voltage Range of +1.8V  computers.  to +32V  The  TD1728  provides  excellent  transient  response  and  z Power‐On‐Reset Monitoring on VCC Pin  accurate DC voltage output in either PFM or PWM Mode. In  z Excellent Line and Load Transient Responses  Pulse Frequency Mode (PFM), the TD1728 provides very high  z PFM Mode for Increased Light Load Efficiency  efficiency over light to heavy loads with loading‐ modulated  z Selectable PWM Frequency from 4 Preset Values  switching  frequencies.  In PWM  Mode, the converter works  z Integrated MOSFET Drivers  nearly at constant frequency for low‐noise requirements.  z Integrated Bootstrap Forward P‐CH MOSFET  The TD1728 is equipped with accurate positive current‐ limit,  z Adjustable Integrated Soft‐Start and Soft‐Stop  output  under‐voltage,  and  output  over‐voltage  z Selectable Forced PWM or Automatic PFM/PWM Mode protections,  perfect  for  NB  applications.  The  Power‐On‐  z Power Good Monitoring  Reset  function  monitors  the  voltage  on .


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