LM2647LQX datasheet, PDF - EEWORLD Datasheet

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LM2647LQX: DescriptionDual Synchronous Buck Regulator Controller; CategoryPower/power management The power supply circuit; File Size744KB，25 Pages; ManufacturerNational Semiconductor（TI ）; Websitehttp://www.ti.com

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LM2647LQX Overview

Dual Synchronous Buck Regulator Controller

LM2647LQX Parametric

Parameter Name	Attribute value
Is it Rohs certified?	incompatible
Maker	National Semiconductor（TI ）
package instruction	LLP-28
Reach Compliance Code	_compli
ECCN code	EAR99
Is Samacsys	N
Analog Integrated Circuits - Other Types	DUAL SWITCHING CONTROLLER
control mode	VOLTAGE-MODE
Control Technology	PULSE WIDTH MODULATION
Maximum input voltage	5.5 V
Minimum input voltage	4.5 V
Nominal input voltage	5 V
JESD-30 code	S-XQCC-N28
JESD-609 code	e0
length	5 mm
Humidity sensitivity level	1
Number of functions	1
Number of terminals	28
Package body material	UNSPECIFIED
encapsulated code	HVQCCN
Encapsulate equivalent code	LCC28,.2SQ,20
Package shape	SQUARE
Package form	CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE
Peak Reflow Temperature (Celsius)	260
Certification status	Not Qualified
Maximum seat height	0.8 mm
surface mount	YES
Switch configuration	PUSH-PULL
Maximum switching frequency	345 kHz
Terminal surface	Tin/Lead (Sn/Pb)
Terminal form	NO LEAD
Terminal pitch	0.5 mm
Terminal location	QUAD
Maximum time at peak reflow temperature	40
width	5 mm
Base Number Matches	1

LM2647LQX Related Products

	LM2647LQX	LM2647	LM2647LQ	LM2647MTC	LM2647MTCX
Description	Dual Synchronous Buck Regulator Controller	Dual Synchronous Buck Regulator Controller	Dual Synchronous Buck Regulator Controller	Dual Synchronous Buck Regulator Controller	Dual Synchronous Buck Regulator Controller
Is it Rohs certified?	incompatible	-	incompatible	incompatible	incompatible
Maker	National Semiconductor（TI ）	-	National Semiconductor（TI ）	National Semiconductor（TI ）	National Semiconductor（TI ）
package instruction	LLP-28	-	LLP-28	TSSOP-28	TSSOP-28
Reach Compliance Code	_compli	-	_compli	_compli	_compli
ECCN code	EAR99	-	EAR99	EAR99	EAR99
Is Samacsys	N	-	-	N	N
Analog Integrated Circuits - Other Types	DUAL SWITCHING CONTROLLER	-	DUAL SWITCHING CONTROLLER	DUAL SWITCHING CONTROLLER	DUAL SWITCHING CONTROLLER
control mode	VOLTAGE-MODE	-	VOLTAGE-MODE	VOLTAGE-MODE	VOLTAGE-MODE
Control Technology	PULSE WIDTH MODULATION	-	PULSE WIDTH MODULATION	PULSE WIDTH MODULATION	PULSE WIDTH MODULATION
Maximum input voltage	5.5 V	-	5.5 V	5.5 V	5.5 V
Minimum input voltage	4.5 V	-	4.5 V	4.5 V	4.5 V
Nominal input voltage	5 V	-	5 V	5 V	5 V
JESD-30 code	S-XQCC-N28	-	S-XQCC-N28	R-PDSO-G28	R-PDSO-G28
JESD-609 code	e0	-	e0	e0	e0
length	5 mm	-	5 mm	9.7 mm	9.7 mm
Humidity sensitivity level	1	-	1	3	3
Number of functions	1	-	1	1	1
Number of terminals	28	-	28	28	28
Package body material	UNSPECIFIED	-	UNSPECIFIED	PLASTIC/EPOXY	PLASTIC/EPOXY
encapsulated code	HVQCCN	-	HVQCCN	TSSOP	TSSOP
Encapsulate equivalent code	LCC28,.2SQ,20	-	LCC28,.2SQ,20	TSSOP28,.25	TSSOP28,.25
Package shape	SQUARE	-	SQUARE	RECTANGULAR	RECTANGULAR
Package form	CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE	-	CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE	SMALL OUTLINE, THIN PROFILE, SHRINK PITCH	SMALL OUTLINE, THIN PROFILE, SHRINK PITCH
Peak Reflow Temperature (Celsius)	260	-	260	235	235
Certification status	Not Qualified	-	Not Qualified	Not Qualified	Not Qualified
Maximum seat height	0.8 mm	-	0.8 mm	1.1 mm	1.1 mm
surface mount	YES	-	YES	YES	YES
Switch configuration	PUSH-PULL	-	PUSH-PULL	PUSH-PULL	PUSH-PULL
Maximum switching frequency	345 kHz	-	345 kHz	345 kHz	345 kHz
Terminal surface	Tin/Lead (Sn/Pb)	-	Tin/Lead (Sn/Pb)	Tin/Lead (Sn/Pb)	Tin/Lead (Sn/Pb)
Terminal form	NO LEAD	-	NO LEAD	GULL WING	GULL WING
Terminal pitch	0.5 mm	-	0.5 mm	0.65 mm	0.65 mm
Terminal location	QUAD	-	QUAD	DUAL	DUAL
Maximum time at peak reflow temperature	40	-	40	30	30
width	5 mm	-	5 mm	4.4 mm	4.4 mm
Base Number Matches	1	-	-	1	1

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