PAM2800 Datasheet, PDF (3/7 Pages) Power Analog Micoelectronics – High Power White LED Driver

PAM2800
High Power White LED Driver
Absolute Maximum Ratings
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 Current........................................350mA
Output Pin Voltage...............GND -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 Temperature.................-40°C to 125°C
Ambient Temperature...................-40°C to 85°C
Thermal Information
Parameter
Thermal Resistance (Junction to Case)
Thermal Resistance (Junction to Ambient)
Internal Power Dissipation
Symbol
θ_JC
θ_JA
P_D
Package
SOT23-5
SOT23-5
SOT23-5
Maximum
130
250
400
Unit
°C/W
mW
Electrical Characteristic
T_A=25°C,V = _IN 3.7V, C_IN=1μF, C_O=2.2μF, unless otherwise noted.
Parameter
Symbol Test Conditions
Input Voltage
V_IN
Output Current
I_O
Quiescent Current
I_Q
No Load
Efficiency
Over Temperature Shutdown
OTS I_O=1mA
Over Temperature Hysteresis
OTH I_O=1mA
Min
Typ
Max Unit
5.5
V
300
mA
65
90
μA
90
92
%
150
°C
30
°C
Power Analog Microelectronics,Inc
www.poweranalog.com
3
09/2008 Rev 1.1