PAM2800
Features n n n n n n n n n High Efficiency 92% Up to 350m A 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 350m A 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
Efficiency(%)
VOUT PAM2800 EN GND FB
C IN 1μF
R1
CO 2.2 μ F
90 85 80 75 70
R2
1W WLED
..
65 60 4.8 4.5 4.2 3.9 3.6 3.3 Supply Voltage(V)
Figure 1
Power Analog Microelectronics , Inc
.poweranalog. 09/2008 Rev 1.1
High Power White LED Driver Pin Configuration & Marking Information
Top View SOT23-5 5
EG I Y W
EG: I: Y: W:
Product Code of PAM2800 Current Code Year...
