ON Semiconductor CAT4139 User Manual

CAT4139AEVB
CAT4139 LED Driver
Evaluation Board
User's Manual
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
22 mH
C3
R5
4.7 mF
0 W
VIN VIN
C1
1 mF
K1
CAT4139
EN
SHDN
R4
200 kW
Figure 1. CAT4139AEVB Schematic
Table 1. BILL OF MATERIALS
Name Manufacturer
U1 ON Semiconductor,
Catalyst Group
C1 Taiyo Yuden
C2 Taiyo Yuden
C3 Taiyo Yuden
D1 TSC
L1 NIC
R1 Panasonic
R2 Vishay
R3 Yageo
R4 Yageo
R5 Yageo
K1 Tyco
 Semiconductor Components Industries, LLC, 2011
September, 2011 − Rev. 3
VOUT
C2
D1
1 mF
U1
SW
R3
LED
1 kW
(300 mV)
FB
GND
R2
47 W
R1
2.2 W
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
EVAL BOARD USER'S MANUAL
Figure 2. CAT4139AEVB Board
Description
1
http://onsemi.com
Part Number Units
CAT4139
JMK212BJ105KK-T
UMK325BJ105KH-T
JMK212BJ475KD-T
SS14L
NPIS43D220MTRF
ERJ-8GEYJ2R2V
T93YA470KT20
RC0603FR-071KL
RC0603FR-07200KL
RC0805JR-070RL
640452-2
Publication Order Number:
EVBUM2020/D
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