PAM2841
1.5A SW CURRENT, 40V PRECISION WLED DRIVER
Description
Pin Assignments
The PAM2841 is a white LED driver, capable of driving 10 or more
WLEDs in series (depending on forward voltage of the LEDs) with a
range of input voltages from 2.7V to 5.5V.
NEW PRODUCT
LED dimming can be done by four methods as described in the
Application Information hereinafter.
Features
Capable of Driving 10 or More WLEDs
Chip Enable with Soft-Start
Analog and PWM Dimming
Peak Efficiency up to 90%
Low Quiescent Current
Fixed Frequency of 1MHz
Over Current Protection
Over Voltage Protection
Thermal Protection
UVLO
Totally Lead-Free & Fully RoHS Compliant (Notes 1 & 2)
Halogen and Antimony Free. “Green” Device (Note 3)
Applications
PGND
1
VIN
2
ENA
3
Comp
4
8
SW
7
OVP
6
FB
5
GND
P2841
XXXYW
The PAM2841 features over current protection, over voltage
protection, under voltage lockout and over temperature protection,
which prevent the device from damage.
(Top View)
MSOP-8
(Top View)
PGND 1
VIN 2
ENA 3
Comp 4
8 SW
7 OVP
6 FB
5 GND
U-DFN2020-8 (Type A)
WLED Driver System
Notes:
1. No purposely added lead. Fully EU Directive 2002/95/EC (RoHS) & 2011/65/EU (RoHS 2) compliant.
2. See http://www.diodes.com/quality/lead_free.html for more information about Diodes Incorporated’s definitions of Halogen- and Antimony-free, "Green"
and Lead-free.
3. Halogen- and Antimony-free "Green" products are defined as those which contain
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