TL2844B datasheet, PDF - EEWORLD Datasheet

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TL2844B: DescriptionTL2844B High-Performance Current-Mode PWM Controller; Categorysemiconductor Power management; File Size895KB，26 Pages; ManufacturerTexas Instruments; Websitehttp://www.ti.com.cn/; Environmental Compliance

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TL2844B Overview

TL2844B High-Performance Current-Mode PWM Controller

TL2844B Parametric

Parameter Name	Attribute value
Frequency(Min)(kHz)	49
Rating	Catalog
Features	Adjustable Switching Frequency,Error Amplifier,Multi-topology
Approx. price(US$)	0.38 \| 1ku
Control method	Current
VCC(Min)(V)	16
Operating temperature range(C)	-40 to 85
UVLO thresholds on/off(V)	16/10
Frequency(Max)(kHz)	500
Duty cycle(Max)(%)	50
Topology	Boost,Flyback,Forward
Package Group	SOIC\|14,SOIC\|8
VCC(Max)(V)	30
Gate drive(Typ)(A)	0.2

TL2844B Related Products

	TL2844B	TL2842B	TL2843B	TL2845B	TL3842B	TL3843B	TL3844B	TL3845B
Description	TL2844B High-Performance Current-Mode PWM Controller	TL2842B High-Performance Current-Mode PWM Controller	TL2843B High-Performance Current-Mode PWM Controller	TL2845B High-Performance Current-Mode PWM Controller	TL3842B High-Performance Current-Mode PWM Controller	TL3843B High-Performance Current-Mode PWM Controller	TL3844B High-Performance Current-Mode PWM Controller	TL3845B High-Performance Current-Mode PWM Controller
Frequency(Min)(kHz)	49	49	49	49	49	49	49	49
Rating	Catalog	Catalog	Catalog	Catalog	Catalog	Catalog	Catalog	Catalog
Features	Adjustable Switching Frequency,Error Amplifier,Multi-topology	Adjustable Switching Frequency,Error Amplifier,Multi-topology	Adjustable Switching Frequency,Current Limiting,Error Amplifier,Multi-topology	Adjustable Switching Frequency,Current Limiting,Error Amplifier,Multi-topology	Adjustable Switching Frequency,Error Amplifier,Multi-topology	Adjustable Switching Frequency,Error Amplifier,Multi-topology	Adjustable Switching Frequency,Error Amplifier,Multi-topology	Adjustable Switching Frequency,Error Amplifier,Multi-topology
Approx. price(US$)	0.38 \| 1ku	0.38 \| 1ku	0.38 \| 1ku	0.38 \| 1ku	0.34 \| 1ku	0.34 \| 1ku	0.34 \| 1ku	0.34 \| 1ku
Control method	Current	Current	Current	Current	Current	Current	Current	Current
VCC(Min)(V)	16	16	8.4	8.4	16	8.4	16	8.4
Operating temperature range(C)	-40 to 85	-40 to 85	-40 to 85	-40 to 85	0 to 70	0 to 70	0 to 70	0 to 70
UVLO thresholds on/off(V)	16/10	16/10	8.4/7.6	8.4/7.6	16/10	8.4/7.6	16/10	8.4/7.6
Frequency(Max)(kHz)	500	500	500	500	500	500	500	500
Duty cycle(Max)(%)	50	100	100	50	100	100	50	50
Topology	Boost,Flyback,Forward	Boost,Flyback,Forward	Boost,Flyback,Forward	Boost,Flyback,Forward	Boost,Flyback,Forward	Boost,Flyback,Forward	Boost,Flyback,Forward	Boost,Flyback,Forward
Package Group	SOIC\|14,SOIC\|8	PDIP\|8,SOIC\|14,SOIC\|8	PDIP\|8,SOIC\|14,SOIC\|8	SOIC\|14,SOIC\|8	PDIP\|8,SOIC\|14,SOIC\|8	PDIP\|8,SOIC\|14,SOIC\|8	PDIP\|8,SOIC\|14,SOIC\|8	PDIP\|8,SOIC\|14,SOIC\|8
VCC(Max)(V)	30	30	30	30	30	30	30	30
Gate drive(Typ)(A)	0.2	0.2	0.2	0.2	0.2	0.2	0.2	0.2

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