Parameters |
Mount |
Surface Mount |
Mounting Type |
Surface Mount |
Package / Case |
14-TSSOP (0.173, 4.40mm Width) |
Number of Pins |
14 |
Operating Temperature |
-40°C~125°C TJ |
Packaging |
Tube |
JESD-609 Code |
e0 |
Pbfree Code |
no |
Part Status |
Obsolete |
Moisture Sensitivity Level (MSL) |
1 (Unlimited) |
Number of Terminations |
14 |
Termination |
SMD/SMT |
ECCN Code |
EAR99 |
Terminal Finish |
Tin/Lead (Sn/Pb) |
Subcategory |
Switching Regulator or Controllers |
Terminal Position |
DUAL |
Terminal Form |
GULL WING |
Peak Reflow Temperature (Cel) |
260 |
Terminal Pitch |
0.65mm |
Frequency |
1MHz |
Base Part Number |
LM2745 |
Function |
Step-Down |
Output Voltage |
13.5V |
Output Type |
Transistor Driver |
Max Output Current |
20A |
Input Voltage-Nom |
3.3V |
Analog IC - Other Type |
SWITCHING CONTROLLER |
Output Configuration |
Positive |
Output Current |
20A |
Voltage - Supply (Vcc/Vdd) |
3V~6V |
Quiescent Current |
1.7mA |
Control Features |
Current Limit, Enable, Frequency Control, Power Good, Soft Start, Tracking |
Max Output Voltage |
13.5V |
Topology |
Buck |
Control Mode |
VOLTAGE-MODE |
Frequency - Switching |
50kHz~1MHz |
Max Input Voltage |
14V |
Control Technique |
PULSE WIDTH MODULATION |
Synchronous Rectifier |
Yes |
Min Output Voltage |
600mV |
Switcher Configuration |
PUSH-PULL |
Max Duty Cycle |
86 % |
Number of Output Phases |
1 |
Length |
5mm |
Width |
4.4mm |
Radiation Hardening |
No |
REACH SVHC |
No SVHC |
RoHS Status |
Non-RoHS Compliant |
Lead Free |
Contains Lead |
LM2745MTC Overview
As a result of 14-TSSOP (0.173, 4.40mm Width) compact design, the switching controller is compatible with most applications. Packaged in solid enclosures, this pmic has a Tube rating. With this function, you can deal with Transistor Driver dc switching's outputs (s). dc control's supply and operating voltages are 3V~6V. Work well in dc switchers with a -40°C~125°C TJ. There is a switch at 50kHz~1MHz that can be used with this controller. Surface Mount makes it suitable for general dc dc regulator. For efficient switching control, the dcdc regulator features Current Limit, Enable, Frequency Control, Power Good, Soft Start, Tracking. A SWITCHING CONTROLLER analog integrated circuit is connected to the switch converters. The switching converters's terminals (s) are designed at DUAL. 14 terminations with various dc switching's functions. To name a few of the control techniques these dc dc converter ics adapt, it includes PULSE WIDTH MODULATION. DC switcher's input voltageis set to 3.3V. LM2745 can be searched for other relevant dc to dc converter ics. Switching converter has a total of 14 pins. There is a particular type of Switching Regulator or Controllers in switching converter. The test statistics indicate that DC regulator outputs a voltage of 13.5V. A starting point for a project is to note down the dc dc regulator's usual output current, which is 20A. A duty cycle set at 86 % ensures voltage regulator dc to dc reliability during power-on and power-off. DC switcher's Surface Mount makes it qualified for most application and prototype designs. DC switcher'sA frequency of 1MHz is used by the switching controller. In a dormant state, the dc switching uses 1.7mA. The dc switcher's maximum input voltage is 14V; users must limit it accordingly. In this case, the dc switcher won't produce more than 20A watts of output current. Its datasheet indicates the switching converter can output a maximum of 13.5V volts. At its lowest voltage, the voltage controller does not produce less than 600mV. There are 1 phases in this controller.
LM2745MTC Features
Transistor Driver Outputs
Switching Frequency: 50kHz~1MHz
Current Limit, Enable, Frequency Control, Power Good, Soft Start, Tracking
PULSE WIDTH MODULATION
Max Duty Cycle: 86 %
Frequency: 1MHz
LM2745MTC Applications
There are a lot of Texas Instruments LM2745MTC DC to DC converter applications.
- Low output voltage switching power supply circuits
- Driver circuits
- Scientific research
- seismic instrument power circuits
- Printing
- Shearing machines
- Milling machines
- Wind power
- Smoke exhaust equipment
- Alternators