CAT4139AEVB
CAT4139 LED Driver
Evaluation Board
User's Manual
http://onsemi.com
Introduction
This document describes the CAT4139AEVB evaluation board for
the CAT4139 high efficiency step-up LED driver. The CAT4139
delivers an accurate constant current ideal for driving LEDs.
Schematic
L1
VL
C3
4.7
mF
VIN
K1
EN
R4
200 kW
R5
0
W
C1
1
mF
22
mH
U1
VIN
SW
R3
(300 mV) 1 kW
R2
47
W
R1
2.2
W
D1
VOUT
C2
1
mF
EVAL BOARD USER’S MANUAL
CAT4139
FB
SHDN
GND
LED
Figure 1. CAT4139AEVB Schematic
Table 1. BILL OF MATERIALS
Name
U1
C1
C2
C3
D1
L1
R1
R2
R3
R4
R5
K1
Manufacturer
ON Semiconductor,
Catalyst Group
Taiyo Yuden
Taiyo Yuden
Taiyo Yuden
TSC
NIC
Panasonic
Vishay
Yageo
Yageo
Yageo
Tyco
Description
High Efficiency Boost LED Driver, SOT23-5
Ceramic Capacitor 1.0
mF/6.3
V X5R, Size 0805
Ceramic Capacitor 1.0
mF/50
V X7R, Size 1210
Ceramic Capacitor 4.7
mF/6.3
V X5R, Size 0805
Schottky Diode 40 V/1 A, Sub SMA
Inductor 22
mH/0.7
A
SMT Resistor 2.2
W/250
mW, Size 1206
Trim Pot 200
W/500
mW, Multi-Turn
SMT Resistor 1 kW/100 mW, Size 0603
SMT Resistor 200 kW/100 mW, Size 0603
SMT Resistor 0
W/125
mW, Size 0805
2 Pin Header Connector 0.1” Pitch
Figure 2. CAT4139AEVB Board
Part Number
CAT4139
JMK212BJ105KK-T
UMK325BJ105KH-T
JMK212BJ475KD-T
SS14L
NPIS43D220MTRF
ERJ-8GEYJ2R2V
T93YA470KT20
RC0603FR-071KL
RC0603FR-07200KL
RC0805JR-070RL
640452-2
Units
1
1
1
1
1
1
1
1
1
1
1
1
Semiconductor Components Industries, LLC, 2011
September, 2011
−
Rev. 3
1
Publication Order Number:
EVBUM2020/D
CAT4139AEVB
ON Semiconductor
and
are registered trademarks of Semiconductor Components Industries, LLC (SCILLC). SCILLC reserves the right to make changes without further notice
to any products herein. SCILLC makes no warranty, representation or guarantee regarding the suitability of its products for any particular purpose, nor does SCILLC assume any liability
arising out of the application or use of any product or circuit, and specifically disclaims any and all liability, including without limitation special, consequential or incidental damages.
“Typical” parameters which may be provided in SCILLC data sheets and/or specifications can and do vary in different applications and actual performance may vary over time. All
operating parameters, including “Typicals” must be validated for each customer application by customer’s technical experts. SCILLC does not convey any license under its patent rights
nor the rights of others. SCILLC products are not designed, intended, or authorized for use as components in systems intended for surgical implant into the body, or other applications
intended to support or sustain life, or for any other application in which the failure of the SCILLC product could create a situation where personal injury or death may occur. Should
Buyer purchase or use SCILLC products for any such unintended or unauthorized application, Buyer shall indemnify and hold SCILLC and its officers, employees, subsidiaries, affiliates,
and distributors harmless against all claims, costs, damages, and expenses, and reasonable attorney fees arising out of, directly or indirectly, any claim of personal injury or death
associated with such unintended or unauthorized use, even if such claim alleges that SCILLC was negligent regarding the design or manufacture of the part. SCILLC is an Equal
Opportunity/Affirmative Action Employer. This literature is subject to all applicable copyright laws and is not for resale in any manner.
PUBLICATION ORDERING INFORMATION
LITERATURE FULFILLMENT:
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P.O. Box 5163, Denver, Colorado 80217 USA
Phone:
303−675−2175 or 800−344−3860 Toll Free USA/Canada
Fax:
303−675−2176 or 800−344−3867 Toll Free USA/Canada
Email:
orderlit@onsemi.com
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USA/Canada
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ON Semiconductor Website: www.onsemi.com
Order Literature:
http://www.onsemi.com/orderlit
For additional information, please contact your local
Sales Representative
http://onsemi.com
2
EVBUM2020
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