UC3827-1 datasheet, PDF - EEWORLD Datasheet

UC3827-1: DescriptionUC3827-1 Buck Current/Voltage Fed Push-Pull PWM Controllers; Categorysemiconductor Power management; File Size783KB，16 Pages; ManufacturerTexas Instruments; Websitehttp://www.ti.com.cn/; Environmental Compliance

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UC3827-1 Overview

UC3827-1 Buck Current/Voltage Fed Push-Pull PWM Controllers

Parameter Name	Attribute value
Rating	Catalog
VCC(Min)(V)	8.8
Features	Error Amplifier,Multi-topology,Soft Start
UVLO thresholds on/off(V)	9/8.4
VCC(Max)(V)	20
Control method	Current
Topology	Buck,Full-Bridge,Push-Pull
Frequency(Max)(kHz)	500
Duty cycle(Max)(%)	50
Operating temperature range(C)	0 to 70
Package Group	SOIC\|24
Approx. price(US$)	4.44 \| 1ku
Gate drive(Typ)(A)	1

	UC3827-1	UC2827DWTR-2G4	UC2827N-2G4	UC3827N-2G4	UC2827-1	UC2827-2	UC3827-2
Description	UC3827-1 Buck Current/Voltage Fed Push-Pull PWM Controllers	Switching Controllers Buck Current/Voltage Fed Push-Pull	Switching Controllers Buck Current/Voltage Fed Push-Pull	Switching Controllers Buck Current/Voltage Fed Push-Pull	UC2827-1 Buck Current/Voltage Fed Push-Pull PWM Controllers	UC2827-2 Buck Current/Voltage Fed Push-Pull PWM Controllers	UC3827-2 Buck Current/Voltage Fed Push-Pull PWM Controllers
Rating	Catalog	-	-	-	Catalog	Catalog	Catalog
VCC(Min)(V)	8.8	-	-	-	8.8	8.8	8.8
Features	Error Amplifier,Multi-topology,Soft Start	-	-	-	Error Amplifier,Multi-topology,Soft Start	Error Amplifier,Multi-topology,Soft Start	Error Amplifier,Multi-topology,Soft Start
UVLO thresholds on/off(V)	9/8.4	-	-	-	9/8.4	9/8.4	9/8.4
VCC(Max)(V)	20	-	-	-	20	20	20
Control method	Current	-	-	-	Current	Voltage	Voltage
Topology	Buck,Full-Bridge,Push-Pull	-	-	-	Full-Bridge,Push-Pull	Buck,Full-Bridge,Push-Pull	Buck,Full-Bridge,Push-Pull
Frequency(Max)(kHz)	500	-	-	-	500	500	500
Duty cycle(Max)(%)	50	-	-	-	50	50	50
Operating temperature range(C)	0 to 70	-	-	-	-40 to 85	-40 to 85	0 to 70
Package Group	SOIC\|24	-	-	-	SOIC\|24	SOIC\|24	SOIC\|24
Approx. price(US$)	4.44 \| 1ku	-	-	-	3.70 \| 1ku	4.44 \| 1ku	4.44 \| 1ku
Gate drive(Typ)(A)	1	-	-	-	1	1	1

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