UC2874DW-2 datasheet, PDF - EEWORLD Datasheet

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UC2874DW-2: DescriptionHigh Efficiency, Synchronous, Step-down (Buck) Controllers 18-SOIC -40 to 85; CategoryPower/power management The power supply circuit; File Size442KB，12 Pages; ManufacturerTexas Instruments; Websitehttp://www.ti.com.cn/; Environmental Compliance

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UC2874DW-2 Overview

High Efficiency, Synchronous, Step-down (Buck) Controllers 18-SOIC -40 to 85

UC2874DW-2 Parametric

Parameter Name	Attribute value
Brand Name	Texas Instruments
Is it lead-free?	Lead free
Is it Rohs certified?	conform to
Maker	Texas Instruments
Parts packaging code	SOIC
package instruction	SOP, SOP18,.4
Contacts	18
Reach Compliance Code	compli
ECCN code	EAR99
Factory Lead Time	1 week
Analog Integrated Circuits - Other Types	SWITCHING CONTROLLER
control mode	CURRENT-MODE
Control Technology	PULSE WIDTH MODULATION
Maximum input voltage	36 V
Minimum input voltage	12 V
Nominal input voltage	12 V
JESD-30 code	R-PDSO-G18
JESD-609 code	e4
length	11.55 mm
Humidity sensitivity level	2
Number of functions	1
Number of terminals	18
Maximum operating temperature	85 °C
Minimum operating temperature	-40 °C
Maximum output current	1 A
Package body material	PLASTIC/EPOXY
encapsulated code	SOP
Encapsulate equivalent code	SOP18,.4
Package shape	RECTANGULAR
Package form	SMALL OUTLINE
Peak Reflow Temperature (Celsius)	260
Certification status	Not Qualified
Maximum seat height	2.65 mm
surface mount	YES
Switch configuration	PUSH-PULL
Maximum switching frequency	300 kHz
technology	BIPOLAR
Temperature level	INDUSTRIAL
Terminal surface	Nickel/Palladium/Gold (Ni/Pd/Au)
Terminal form	GULL WING
Terminal pitch	1.27 mm
Terminal location	DUAL
Maximum time at peak reflow temperature	NOT SPECIFIED
width	7.5 mm

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Description	High Efficiency, Synchronous, Step-down (Buck) Controllers 18-SOIC -40 to 85	High Efficiency, Synchronous, Step-down (Buck) Controllers 18-SOIC -40 to 85	High Efficiency, Synchronous, Step-down (Buck) Controllers 18-SOIC -40 to 85	High Efficiency, Synchronous, Step-down (Buck) Controllers 18-SOIC -40 to 85	Switching Controllers Hi Eff Synch Step down Buck Cntrlr	Switching Controllers Hi Eff Synch Step down Buck Cntrlr	High Efficiency, Synchronous, Step-down (Buck) Controller 18-SOIC 0 to 70	Switching Controllers Hi Eff Synch Step down Buck Cntrlr	Switching Controllers Hi Eff Synch Step down Buck Cntrlr	Switching Controllers Hi Eff Synch Step down Buck Cntrlr
Is it Rohs certified?	conform to	conform to	conform to	conform to	conform to	conform to	conform to	conform to	conform to	conform to
Maker	Texas Instruments	Texas Instruments	Texas Instruments	Texas Instruments	Texas Instruments	Texas Instruments	Texas Instruments	Texas Instruments	Texas Instruments	Texas Instruments
Parts packaging code	SOIC	SOIC	SOIC	SOIC	DIP	DIP	SOIC	SOIC	DIP	DIP
package instruction	SOP, SOP18,.4	SOP, SOP18,.4	GREEN, SOIC-18	SOP, SOP18,.4	DIP, DIP18,.3	DIP, DIP18,.3	SOP, SOP18,.4	SOP, SOP18,.4	DIP, DIP18,.3	DIP, DIP18,.3
Contacts	18	18	18	18	18	18	18	18	18	18
Reach Compliance Code	compli	compli	compli	compli	compli	compliant	compli	compli	unknown	compli
ECCN code	EAR99	EAR99	EAR99	EAR99	EAR99	EAR99	EAR99	EAR99	EAR99	EAR99
Analog Integrated Circuits - Other Types	SWITCHING CONTROLLER	SWITCHING CONTROLLER	SWITCHING CONTROLLER	SWITCHING CONTROLLER	SWITCHING CONTROLLER	SWITCHING CONTROLLER	SWITCHING CONTROLLER	SWITCHING CONTROLLER	SWITCHING CONTROLLER	SWITCHING CONTROLLER
control mode	CURRENT-MODE	CURRENT-MODE	CURRENT-MODE	CURRENT-MODE	CURRENT-MODE	CURRENT-MODE	CURRENT-MODE	CURRENT-MODE	CURRENT-MODE	CURRENT-MODE
Control Technology	PULSE WIDTH MODULATION	PULSE WIDTH MODULATION	PULSE WIDTH MODULATION	PULSE WIDTH MODULATION	PULSE WIDTH MODULATION	PULSE WIDTH MODULATION	PULSE WIDTH MODULATION	PULSE WIDTH MODULATION	PULSE WIDTH MODULATION	PULSE WIDTH MODULATION
Maximum input voltage	36 V	36 V	36 V	36 V	36 V	36 V	36 V	36 V	36 V	36 V
Minimum input voltage	12 V	12 V	12 V	12 V	12 V	12 V	12 V	12 V	12 V	12 V
Nominal input voltage	12 V	12 V	12 V	12 V	12 V	12 V	12 V	12 V	12 V	12 V
JESD-30 code	R-PDSO-G18	R-PDSO-G18	R-PDSO-G18	R-PDSO-G18	R-PDIP-T18	R-PDIP-T18	R-PDSO-G18	R-PDSO-G18	R-PDIP-T18	R-PDIP-T18
length	11.55 mm	11.55 mm	11.55 mm	11.55 mm	22.48 mm	22.48 mm	11.55 mm	11.55 mm	22.48 mm	22.48 mm
Number of functions	1	1	1	1	1	1	1	1	1	1
Number of terminals	18	18	18	18	18	18	18	18	18	18
Maximum operating temperature	85 °C	85 °C	85 °C	85 °C	85 °C	85 °C	70 °C	70 °C	70 °C	70 °C
Minimum operating temperature	-40 °C	-40 °C	-40 °C	-40 °C	-25 °C	-25 °C	-	-	-	-
Maximum output current	1 A	1 A	1 A	1 A	1 A	1 A	1 A	1 A	1 A	1 A
Package body material	PLASTIC/EPOXY	PLASTIC/EPOXY	PLASTIC/EPOXY	PLASTIC/EPOXY	PLASTIC/EPOXY	PLASTIC/EPOXY	PLASTIC/EPOXY	PLASTIC/EPOXY	PLASTIC/EPOXY	PLASTIC/EPOXY
encapsulated code	SOP	SOP	SOP	SOP	DIP	DIP	SOP	SOP	DIP	DIP
Encapsulate equivalent code	SOP18,.4	SOP18,.4	SOP18,.4	SOP18,.4	DIP18,.3	DIP18,.3	SOP18,.4	SOP18,.4	DIP18,.3	DIP18,.3
Package shape	RECTANGULAR	RECTANGULAR	RECTANGULAR	RECTANGULAR	RECTANGULAR	RECTANGULAR	RECTANGULAR	RECTANGULAR	RECTANGULAR	RECTANGULAR
Package form	SMALL OUTLINE	SMALL OUTLINE	SMALL OUTLINE	SMALL OUTLINE	IN-LINE	IN-LINE	SMALL OUTLINE	SMALL OUTLINE	IN-LINE	IN-LINE
Peak Reflow Temperature (Celsius)	260	260	260	260	NOT SPECIFIED	NOT SPECIFIED	260	260	NOT SPECIFIED	NOT SPECIFIED
Certification status	Not Qualified	Not Qualified	Not Qualified	Not Qualified	Not Qualified	Not Qualified	Not Qualified	Not Qualified	Not Qualified	Not Qualified
Maximum seat height	2.65 mm	2.65 mm	2.65 mm	2.65 mm	5.08 mm	5.08 mm	2.65 mm	2.65 mm	5.08 mm	5.08 mm
surface mount	YES	YES	YES	YES	NO	NO	YES	YES	NO	NO
Switch configuration	PUSH-PULL	PUSH-PULL	PUSH-PULL	PUSH-PULL	PUSH-PULL	PUSH-PULL	PUSH-PULL	PUSH-PULL	PUSH-PULL	PUSH-PULL
Maximum switching frequency	300 kHz	300 kHz	300 kHz	300 kHz	300 kHz	300 kHz	300 kHz	300 kHz	300 kHz	300 kHz
technology	BIPOLAR	BIPOLAR	BIPOLAR	BIPOLAR	BIPOLAR	BIPOLAR	BIPOLAR	BIPOLAR	BIPOLAR	BIPOLAR
Temperature level	INDUSTRIAL	INDUSTRIAL	INDUSTRIAL	INDUSTRIAL	OTHER	OTHER	COMMERCIAL	COMMERCIAL	COMMERCIAL	COMMERCIAL
Terminal form	GULL WING	GULL WING	GULL WING	GULL WING	THROUGH-HOLE	THROUGH-HOLE	GULL WING	GULL WING	THROUGH-HOLE	THROUGH-HOLE
Terminal pitch	1.27 mm	1.27 mm	1.27 mm	1.27 mm	2.54 mm	2.54 mm	1.27 mm	1.27 mm	2.54 mm	2.54 mm
Terminal location	DUAL	DUAL	DUAL	DUAL	DUAL	DUAL	DUAL	DUAL	DUAL	DUAL
Maximum time at peak reflow temperature	NOT SPECIFIED	NOT SPECIFIED	NOT SPECIFIED	NOT SPECIFIED	NOT SPECIFIED	NOT SPECIFIED	NOT SPECIFIED	NOT SPECIFIED	NOT SPECIFIED	NOT SPECIFIED
width	7.5 mm	7.5 mm	7.5 mm	7.5 mm	7.62 mm	7.62 mm	7.5 mm	7.5 mm	7.62 mm	7.62 mm
Brand Name	Texas Instruments	Texas Instruments	Texas Instruments	Texas Instruments	Texas Instruments	Texas Instruments	Texas Instruments	Texas Instruments	-	Texas Instruments
Is it lead-free?	Lead free	Lead free	-	-	Lead free	Lead free	Lead free	Lead free	Contains lead	Lead free
Factory Lead Time	1 week	1 week	-	-	1 week	1 week	1 week	1 week	1 week	1 week
JESD-609 code	e4	e4	e4	e4	e4	e4	e4	e4	-	e4
Humidity sensitivity level	2	2	2	2	-	-	2	2	-	-
Terminal surface	Nickel/Palladium/Gold (Ni/Pd/Au)	Nickel/Palladium/Gold (Ni/Pd/Au)	Nickel/Palladium/Gold (Ni/Pd/Au)	Nickel/Palladium/Gold (Ni/Pd/Au)	Nickel/Palladium/Gold (Ni/Pd/Au)	Nickel/Palladium/Gold (Ni/Pd/Au)	Nickel/Palladium/Gold (Ni/Pd/Au)	Nickel/Palladium/Gold (Ni/Pd/Au)	-	Nickel/Palladium/Gold (Ni/Pd/Au)

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