IC manufacturers Texas Instruments

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Texas Instruments TPS92315 | Demoboard PMP4342

Low cost 7W A-Lamp LED Driver Solution using Primary Side Sensing LED Controller

Overview

TopologyFlyback Converter
Input voltage180-265 V
Output 123 V / 0.35 A
IC revisionA

Description

This design demonstrates simple A-lamp LED driver suolution using primary side sensing TPS92315. Valley filled circuit is used to achieve high PF performance(>0.7). The efficiency is 86.5% with 23v350mA output. Overall current cross regulation <+/-1%.

Products

Order Code Data­sheet Simu­lation Downloads Status Product seriesVINVOut1
(V)
IOut1
(mA)
Vaux
(V)
fswitch
(kHz)
L
(µH)
NPRI : NSEC : NAUXVT
(V (AC))
L
(mm)
W
(mm)
H
(mm)
MountSizeVRMS
(V)
VDC
(V)
VBR
(V)
IPeak
(A)
Wmax
(J)
PDiss
(W)
ApplicationVDE Approval Samples
750341696SPEC
5 files Active i| Production is active. Expected lifetime: >10 years.MID-OLTI Offline Flyback Transformers for Texas Instruments 180 - 264 V (AC) 22 350 30 80 800 3.47:1:1.3 3000 16.9 18.8 13.31 THT EE16/7/5
820573011SPEC
6 files Active i| Production is active. Expected lifetime: >10 years.WE-VD Disk Varistor 9 4.1 12.5 THT 7 mm 300 385 470 1200 35 0.25 230 VAC Yes
Order Code Data­sheet Simu­lation
750341696SPEC
820573011SPEC
Samples
Order Code Data­sheet Simu­lation Downloads Status Product seriesVINVOut1
(V)
IOut1
(mA)
Vaux
(V)
fswitch
(kHz)
L
(µH)
NPRI : NSEC : NAUXVT
(V (AC))
L
(mm)
W
(mm)
H
(mm)
MountSizeVRMS
(V)
VDC
(V)
VBR
(V)
IPeak
(A)
Wmax
(J)
PDiss
(W)
ApplicationVDE Approval Samples