Parameters |
Mount |
Surface Mount |
Mounting Type |
Surface Mount |
Package / Case |
28-WFQFN Exposed Pad |
Number of Pins |
28 |
Operating Temperature |
-5°C~125°C TJ |
Packaging |
Tape & Reel (TR) |
JESD-609 Code |
e3 |
Pbfree Code |
no |
Part Status |
Obsolete |
Moisture Sensitivity Level (MSL) |
3 (168 Hours) |
Number of Terminations |
28 |
ECCN Code |
EAR99 |
Terminal Finish |
Matte Tin (Sn) |
Additional Feature |
OUTPUT VOLTAGE ADJUSTABLE DOWN TO 0.6V |
Subcategory |
Switching Regulator or Controllers |
Terminal Position |
QUAD |
Peak Reflow Temperature (Cel) |
260 |
Terminal Pitch |
0.5mm |
Base Part Number |
LM2647 |
Function |
Step-Down |
Number of Outputs |
2 |
Output Voltage |
5V |
Output Type |
Transistor Driver |
Operating Supply Voltage |
28V |
Input Voltage-Nom |
15V |
Analog IC - Other Type |
DUAL SWITCHING CONTROLLER |
Output Configuration |
Positive |
Output Current |
20A |
Voltage - Supply (Vcc/Vdd) |
5.5V~28V |
Quiescent Current |
2.5mA |
Control Features |
Current Limit, Enable, Frequency Control, Power Good, Soft Start |
Topology |
Buck |
Control Mode |
VOLTAGE-MODE |
Frequency - Switching |
200kHz~500kHz |
Control Technique |
PULSE WIDTH MODULATION |
Synchronous Rectifier |
Yes |
Max Frequency |
500kHz |
Duty Cycle (Max) |
75% |
Clock Sync |
No |
Height Seated (Max) |
0.8mm |
Length |
5mm |
Width |
5mm |
RoHS Status |
ROHS3 Compliant |
Lead Free |
Contains Lead |
LM2647LQX/NOPB Overview
It comes in a 28-WFQFN Exposed Pad package, so switching controller can be used for most applications. There is enough capacity in the dc motor controller to generate the output for the 2 input. PMIC packaging is solid with a Tape & Reel (TR) enclosure. Transistor Driver dc switching's outputs (s) are supported. 5.5V~28V is the supply voltage and the operating voltage of the dc control. Work well in dc switchers with a -5°C~125°C TJ. Using this switching controller, it is possible to switch at 200kHz~500kHz. A generalization of dc dc regulator can be made using Surface Mount. Switching control is made easier with the dcdc regulator's Current Limit, Enable, Frequency Control, Power Good, Soft Start. Connected to a DUAL SWITCHING CONTROLLER analog IC, the switch converters are connected to a power supply. Thare switching converters has a terminal (s) at QUAD . An array of 28 terminations of dc switching. A few of the control techniques these dc dc converter ics adapt include PULSE WIDTH MODULATION. 15V nominal DC switcher's voltage input. LM2647 can be searched for other relevant dc to dc converter ics. 28 pins are present on switching converter. Specially, switching converter corresponds to type Switching Regulator or Controllers. According to the test statistics, DC regulator outputs 5V voltage. You should note down the dc dc regulator's usual output current of 20A when you start a project. As DC switcher has a Surface Mount, it's suitable for most applications and prototype designs. DC regulators have a maximum frequency of 500kHz. DC to DC voltage regulator has the value of OUTPUT VOLTAGE ADJUSTABLE DOWN TO 0.6V to better satisfy the requirement. In order for the voltage regulator dc to dc to perform safely and reliably in a circuit, users are advised to apply 28V. Dormant dc switchings use 2.5mA.
LM2647LQX/NOPB Features
Transistor Driver Outputs
Switching Frequency: 200kHz~500kHz
Current Limit, Enable, Frequency Control, Power Good, Soft Start
PULSE WIDTH MODULATION
OUTPUT VOLTAGE ADJUSTABLE DOWN TO 0.6V
LM2647LQX/NOPB Applications
There are a lot of Texas Instruments LM2647LQX/NOPB DC to DC converter applications.
- Smoke exhaust equipment
- Grinders
- Plate bending machines
- Current source circuits
- Power supplies of electronic gadgets
- Die casting equipment
- Imported equipment
- Packaging
- Product burn-in
- Terrestrial set-top boxes