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PAM2800

Power Analog Micoelectronics
Part Number PAM2800
Manufacturer Power Analog Micoelectronics
Description High Power White LED Driver
Published Oct 19, 2009
Detailed Description High Power White LED Driver PAM2800 Features n n n n n n n n n High Efficiency 92% Up to 350mA Constant Source Current...
Datasheet PDF File PAM2800 PDF File

PAM2800
PAM2800

Overview
High Power White LED Driver PAM2800 Features n n n n n n n n n High Efficiency 92% Up to 350mA Constant Source Current Low Quiescent Current: Typ.
65 μ A 0.
5 μ A Shutdown Current Short Circuit Protection Open Load LED Protection Thermal Protection Space Saving Package SOT23-5 Pb-Free Package General Descriptio n The PAM2800 is a high power white LED driver with 350mA constant rated source current.
It features high efficiency and low quiescent current, making it ideal for battery powered applications.
Applications n High Power White LED Driver Typical Application Circuit Efficiency vs Supply Voltage 100 IN VIN Efficiency(%) VOUT PAM2800 EN GND FB C IN 1μF 95 R1 CO 2.
2 μ F 90 85 80 75 70 RS R2 1W WLED www.
DataSheet4U.
com 65 60 4.
8 4.
5 4.
2 3.
9 3.
6 3.
3 Supply Voltage(V) Figure 1 Power Analog Microelectronics , Inc www.
poweranalog.
com 09/2008 Rev 1.
1 1 High Power White LED Driver Pin Configuration & Marking Information Top View SOT23-5 5 EG I Y W PAM2800 4 EG: I: Y: W: Product Code of PAM2800 Current Code Year Week 1 2 3 Pin Number 1 2 3 4 5 Name VIN GND EN FB VOUT Function Input Ground Chip Enable (Active High) Feedback Output w w w .
D a t a S h e e t 4 U .
c o m Power Analog Microelectronics , Inc www.
poweranalog.
com 09/2008 Rev 1.
1 2 High Power White LED Driver Absolute Maximum Ratings PAM2800 These are stress ratings only and functional operation is not implied .
Exposure to absolute maximum ratings for prolonged time periods may affect device reliability .
All voltages are with respect to ground .
Input Voltage.
6.
6V Output Current350mA Output Pin VoltageGND -0.
3to V IN+0.
3V Lead Soldering Temperature (5sec).
300 ° C Storage Temperature.
.
.
.
-65 ° C to 150 ° C Recommended Operating Conditions Max.
Supply Voltage (for Max.
duration of 30 minutes).
6.
4V Junction Tempera...


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