Product Information

L6738ATR

Name: L6738ATR
Brand: STMicroelectronics
SKU: L6738ATR_STMicroelectronics
Availability: OutOfStock
Rating: 5 (11 reviews)

L6738ATR electronic component of STMicroelectronics

Images are for reference only
See Product Specifications
Datasheet

Buck Regulator Positive Output Step-Down DC-DC Controller IC 16-VFQFPN (3x3)

Manufacturer: STMicroelectronics

This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges

Price (USD)

N/A

Obsolete

More Buying Options & Price Grid(s)

Availability	Price	Quantity
0 - WHS 1 MOQ : 4000 Multiples : 4000 L6738ATR STMicroelectronics	4000 : USD 0.82	N/A Obsolete

0 - WHS 2 MOQ : 1 Multiples : 1 L6738ATR STMicroelectronics	1 : USD 6.2283 10 : USD 5.4 25 : USD 5.0946 100 : USD 4.3408 250 : USD 4.0758	N/A Obsolete

0 - WHS 3 MOQ : 1 Multiples : 1 L6738ATR STMicroelectronics	1 : USD 6.2283 10 : USD 5.4 25 : USD 5.0946 100 : USD 4.3408 250 : USD 4.0758	N/A Obsolete

0 - WHS 4 Multiples : 1 L6738ATR STMicroelectronics		N/A Obsolete

0 - WHS 5 MOQ : 1 Multiples : 1 L6738ATR STMicroelectronics	1 : USD 5.903 10 : USD 2.123 25 : USD 2.0091 100 : USD 1.7087 250 : USD 1.5948 500 : USD 1.3981 1000 : USD 0.8585 4000 : USD 0.8575	N/A Obsolete

0 - WHS 6 MOQ : 9 Multiples : 1 L6738ATR STMicroelectronics	9 : USD 1.5481 10 : USD 1.4714 25 : USD 1.3731 100 : USD 1.3457	N/A Obsolete

More Products By Manufacturer "Stmicroelectronics"

Image	Mfr. Part No.	Description	Stock
Hot	L6743D Gate Drivers Hi-current MOSFET Driver Stock : 0	Gate Drivers Hi-current MOSFET Driver Large This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.	0
Hot	L6739TR Switching Controllers Single-phase PWM controller light-load efficiency optimization Stock : 0	Switching Controllers Single-phase PWM controller light-load efficiency optimization Large This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.	0
Hot	L6740LTR Power Supply Controller Hybrid Controllers 48-TQFP-EP (7x7) Stock : 8988	Power Supply Controller Hybrid Controllers 48-TQFP-EP (7x7) Large This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.	8988
Hot	L6743BTR Gate Drivers HIGH CURRENT MOSFET DRIVER DC-DC Stock : 0	Gate Drivers HIGH CURRENT MOSFET DRIVER DC-DC Large This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.	0
Hot	L6743Q Gate Drivers SnglPphase Dual MOSFET Driver Stock : 0	Gate Drivers SnglPphase Dual MOSFET Driver Large This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.	0
Hot	L6738TR Switching Controllers Single-Phase SD Cont 5V to 12V bus 1.5V Stock : 883	Switching Controllers Single-Phase SD Cont 5V to 12V bus 1.5V Large This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.	883
Hot	L6741TR Gate Drivers SnglPphase Dual MOSFET Driver Stock : 0	Gate Drivers SnglPphase Dual MOSFET Driver Large This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.	0
Hot	L6743DTR Gate Drivers Hi-Current MOSFET Driver Stock : 0	Gate Drivers Hi-Current MOSFET Driver Large This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.	0
Hot	L6743QTR Gate Drivers SnglPphase Dual MOSFET Driver Stock : 0	Gate Drivers SnglPphase Dual MOSFET Driver Large This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.	0
Hot	L6743TR Gate Drivers SnglPphase Dual MOSFET Driver Stock : 0	Gate Drivers SnglPphase Dual MOSFET Driver Large This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.	0

More Products By Category "Switching Controllers"

Image	Mfr. Part No.	Description	Stock
Hot	L6739TR Switching Controllers Single-phase PWM controller light-load efficiency optimization Stock : 0	Switching Controllers Single-phase PWM controller light-load efficiency optimization Large This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.	0
Hot	L6740LTR Power Supply Controller Hybrid Controllers 48-TQFP-EP (7x7) Stock : 8988	Power Supply Controller Hybrid Controllers 48-TQFP-EP (7x7) Large This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.	8988
Hot	L6997S Switching Controllers STEP DOWN CONTROLLER Lo Vltg Operations Stock : 0	Switching Controllers STEP DOWN CONTROLLER Lo Vltg Operations Large This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.	0
Hot	L6997STR Buck Regulator Positive Output Step-Down DC-DC Controller IC 20-TSSOP Stock : 0	Buck Regulator Positive Output Step-Down DC-DC Controller IC 20-TSSOP Large This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.	0
Hot	XRP6124HVESTR0.5-F Switching Controllers PFET controllers w/ Cnstnt OnTime Cntrl Stock : 0	Switching Controllers PFET controllers w/ Cnstnt OnTime Cntrl Large This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.	0
Hot	XRP6124ES0.5-F Switching Controllers PFET controllers w/ Cnstnt OnTime Cntrl Stock : 0	Switching Controllers PFET controllers w/ Cnstnt OnTime Cntrl Large This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.	0
Hot	XR77129ELBMTR-F Power Management Specialised - PMIC Quad Channel Programmable Digital Buck Controller 40V Stock : 0	Power Management Specialised - PMIC Quad Channel Programmable Digital Buck Controller 40V Large This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.	0
Hot	XR77129ELB-F Power Management Specialised - PMIC Quad Channel Programmable Digital Buck Controller 40V. Stock : 0	Power Management Specialised - PMIC Quad Channel Programmable Digital Buck Controller 40V. Large This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.	0

Additional Infomation About Product

L6738A Single-phase PWM controller with light-load efficiency optimization Features Flexible power supply from 5 V to 12 V bus Power conversion input as low as 1.5 V Light-load efficiency optimization Embedded bootstrap diode VIN detector 0.8 V internal reference 0.5% output voltage accuracy VFQFPN16 Remote GND recovery and the device supply voltage ranging from 5 V to High-current integrated drivers 12 V bus. Sensorless and programmable precise-OC The L6738A features a proprietary algorithm that sense across Inductor DCR allows Light-Load efficiency optimization, OV protection boosting efficiency without compromising the output voltage ripple. Programmable oscillator up to 600 kHz LS-less to manage pre-bias startup The integrated 0.8 V reference allows generation of output voltages with 0.5% accuracy over line Adjustable output voltage and temperature variations. Disable function The oscillator is programmable up to 600 kHz. Internal soft-start The L6738A provides a programmable VFQFPN 16 3x3 mm package overcurrent protection and overvoltage protection. The current information is monitored across the Applications inductor DCR. Memory and termination supply The L6738A is available in a VFQFPN 16 3x3 mm package. Subsystem power supply (MCH, IOCH, PCI) CPU and DSP power supply Table 1. Device summary Distributed power supply Order code Package Packing General DC-DC converter L6738A VFQFPN16 Tube L6738ATR VFQFPN16 Tape and reel Description The L6738A is a single-phase step-down controller with integrated high-current drivers that provides complete control logic and protection to realize a DC-DC converter. The device flexibility allows to manage conversions with power input V as low as 1.5V IN January 2012 Doc ID 18134 Rev 2 1/32 www.st.com 32Contents L6738A Contents 1 Typical application circuit and block diagram 5 1.1 Application circuit 5 1.2 Block diagram . 7 2 Pin description and connection diagrams . 8 2.1 Pin descriptions . 8 2.2 Thermal data . 9 3 Electrical specifications . 10 3.1 Absolute maximum ratings 10 3.2 Electrical characteristics 10 4 Device description and operation . 12 5 Soft-start . 13 5.1 LS-less startup . 13 6 Output voltage setting and protections 15 6.1 Overcurrent . 16 6.2 Overcurrent threshold setting 17 7 Main oscillator . 18 8 High Current embedded drivers 19 8.1 Boot capacitor design 19 8.2 Power dissipation . 19 9 Application details . 21 9.1 Compensation network 21 9.2 Layout guidelines . 23 10 Application information . 25 10.1 Inductor design . 25 10.2 Output capacitor(s) 26 2/32 Doc ID 18134 Rev 2

HS Compliance

Tariff Desc

8542.31.00 51 No ..Application Specific (Digital) Integrated Circuits (ASIC)

Electronic integrated circuits: Processors and controllers, whether or not combined with memories, converters, logic circuits, amplifiers, clock and timing circuits, or other circuits
Monolithic integrated circuits:

Stmicroelectronics may also be referenced as

C-Max
C-Max (VA)
SG3
ST
ST MICROELECTRONICS
ST2
ST7
STM
STMICRELECTRONICS
STN

Looking for help? Visit our FAQ's Section to answer to all your questions

Resources

Company

Support

X-ON Worldwide Electronics

Welcome To X-ON ELECTRONICS

For over three decades, we have been advocating and shaping the electronic components industry. Our management complements our worldwide business scope and focus. We are committed to innovation, backed by a strong business foundation. If you need a trustworthy supplier of electronic components for your business – look no further.

+61 8 9358 9358 | sales@x-on.com.au | Chat

Policies | Terms and Conditions | Sitemap

Manufacturer STMicroelectronics STMicroelectronics
Product Category Switching Controllers Switching Controllers
RoHS - XON Y Y
Packaging Reel Reel
Series L6738a L6738a
Brand Stmicroelectronics Stmicroelectronics
Packagingoptionsscrubbed L6738a L6738a
Factory Pack Quantity : 4000 4000
Type Current Mode Pwm Controllers Current Mode Pwm Controllers
Cnhts 8542319000 8542319000
Hts Code 8542390001 8542390001
Mxhts 85423999 85423999
Product Type Switching Controllers Switching Controllers
Subcategory Pmic - Power Management Ics Pmic - Power Management Ics
Taric 8542399000 8542399000