HT7L2103 datasheet(1/11 Pages) HOLTEK

部品番号	HT7L2103

部品情報	Anti-EMI, High Efficiency Dimmable LED Lighting Driver with Primary-Side Constant Control and Green Mode

PDF	11 Pages

Scroll/Zoom	100%

メーカー	HOLTEK [Holtek Semiconductor Inc]

ホームページ	http://www.holtek.com

Logo

1 / 11 page

Rev. 1.00

1

November 04, 2011

Rev. 1.00

PB

November 04, 2011

HT7L2103

Anti-EMI, High Efficiency Dimmable

LED Lighting Driver with Primary-Side

Constant Control and Green Mode

Feature

• FrequencyJitterforEMIRestriction

• IntegratedSoft-StartFunction

• VeryLowOperatingCurrentandStart-upCurrent

(<20mA)forsatisfyingEnergy-Star2.0"No-Load

Mode"(Stand-by)Powerstandard

• ±5%TrimmedPrecisionOscillator

• Non-Audible-NoiseGreenModeControlto

maintainefficiencyforbothLightandHeavy

Loads

• LEB(Leading-EdgeBlanking)onCSPin

• InternalSlopeCompensation

• Cycle-by-CycleCurrentLimiting

• Short-Circuit-Protection(SCP)forShort-Circuit

andOver-LoadCondition

• Over-Voltage-Protection(OVP)onVCCPin

• InternalOver-Temperature-Protection(OTP)

• 1~99%PWMDimmingRange

• 8-pinSOPpackage

Applications

• IsolationAC-DCLEDLighting

• AC-DCSwitchingPowerSupply/Adapter

General Description

TheHT7L2103isanadvanced,highlyintegrated

LEDLightingDriver using anAC-DC isolation

topology.The device provides many protection

functionsandusesultralowpowercircuitdesign,and

isoptimizedtorestrictEMI.Byintegratingaspecial

multi-functioninterface,thisdevicecanbeusedfor

differentLEDpowertopologiessuchasPrimary

FeedbackIsolationFlyback,SecondaryFeedback

Isolation Flyback, DC-DC Buck/Boost/ Buck-

Boost.Thisdevicealsointegratesvariousprotection

functionsforLEDLightingrequirementssuchas

Cycle-by-Cycle Current Limiting, Short-Circuit

Protection(SCP),Over-VoltageProtection(OVP),

InternalOver-TemperatureProtection(OTP),anda

Soft-Startfunctiontoreduceinrushcurrentsduring

LEDpowersysteminitializationforthepreventionof

deviceburn-out.

TheHT7L2103providesa1~99%PWMDimming

Rangewithduty-cyclescaleprecisionlowerthan1%.

Application Circuits

R3

R7

D4

D3

R4

R19

C12

GD

VCC

MF

ISENSE

COMP/FB

GND

RT

Vref

R11

C15

HT7L2103

D1

C14

T1

Q1

U1

C2

BD1

Vac=85V~265V

L

N

1

5

4

3

7

8

C4

Vout

R12

R13

R14

C16

同様の部品番号 - HT7L2103

メーカー	部品番号	データシート	部品情報
Holtek Semiconductor In...	HT7L2102	1Mb / 11P	Anti-EMI, High Efficiency Dimmable LED Lighting Driver with Green Mode and Integrated Protections

More results

同様の説明 - HT7L2103

メーカー	部品番号	データシート	部品情報
Holtek Semiconductor In...	HT7L2102	1Mb / 11P	Anti-EMI, High Efficiency Dimmable LED Lighting Driver with Green Mode and Integrated Protections
ON Semiconductor	NCL30081	310Kb / 23P	Dimmable Quasi-Resonant Primary Side Current-Mode Controller for LED Lighting January, 2013 ??Rev. P0
	NCL30083	443Kb / 34P	Dimmable Quasi-Resonant Primary Side Current-Mode Controller for LED Lighting February, 2013 ??Rev. P2
	NCL30081	309Kb / 31P	Dimmable Quasi-Resonant Primary Side Current-Mode Controller for LED Lighting April, 2013 ??Rev. 0
Unisonic Technologies	UPSL101	175Kb / 7P	ISOLATED, PRIMARY SIDE CONTROL LED LIGHTING DRIVER WITH ACTIVE PFC
Unisonic Technologies	UPSL101	176Kb / 8P	ISOLATED, PRIMARY SIDE CONTROL LED LIGHTING DRIVER
Intersil Corporation	ISL1904FAZ	623Kb / 21P	Dimmable AC Mains LED Driver with PFC and Primary Side Regulation September 20, 2012
ON Semiconductor	NCL30081	270Kb / 30P	Dimmable Quasi-Resonant Primary Side Current-Mode Controller for LED Lighting January, 2015 ??Rev. 1
Richtek Technology Corp...	RT7302	275Kb / 15P	Primary-Side-Regulation Dimmable LED Driver Controller
Renesas Technology Corp	ISL1904	952Kb / 21P	Dimmable AC Mains LED Driver with PFC and Primary Side Regulation