PAM2810 Datasheet, PDF (4/10 Pages) Power Analog Micoelectronics – 4-Channel Programmable LED Current Sink

PAM2810
4-Channel Programmable LED Current Sink
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 Range............................-0.3V to 6V
PWM Pin voltage...............-0.3V to (VIN+0.3V)/6V
Maximum Junction Temperature..................150°C
Operation Junction Temperature.....-40°C to 125°C
Storage Temperature.....................-65°C to 150°C
Soldering Temperature.......................300°C,5sec
Recommended Operating Conditions
Input Voltage Range..........................2.7V to 5.5V Operation Temperature Range.........-40°C to 85°C
Thermal Information
Parameter
Thermal Resistance
(Junction to Ambient)
Thermal Resistance
(Junction to Case)
Symbol
θ_JA
θ_JC
Package
SOT23-8
DFN
SOT23-8
DFN
Maximum
250
102
130
20
Unit
ºC/W
Electrical Characteristic
T_A=25°C, V = _IN 3.6V, R_S = _ET 5.1kΩ, V = _LEDX 0.5V, unless otherwise noted.
PARAMETER
Symbol
Input Voltage
V_IN
Output Current
ILEDX
Current Matching Between
Any Two Outputs
ILED-MATCH
Current Sink Dropout
ISET PIN Voltage
V_DROPOUT
VSET
Output Current to Current Set
ILEDX/ISET
Ratio
Quiescent Supply Current
IQ
Shutdown Supply Current
EN Input Logic High
I_SHDN
VHI
EN Input Logic Low
VLO
EN Pin Current
IEN
CONDITIONS
V_DD=5V
Rset=3kΩ,I_LEDX=40mA
Rset=10MΩ,with no loads
EN=logic low
V(EN) = 1.5V
V(EN) = 0V
MIN
Vf+V_LED
（Note）
TYP
3.6
1.22
100
65
0.1
1.4
0.1
0.1
MAX
5.5
40
±5
0.25
80
1
0.4
1
1
UNITS
V
mA
%
V
V
μA
μA
V
V
μA
μA
Note: Vf: LED forward voltage; V : _LED voltage of LEDx pins.
Power Analog Microelectronics,Inc
www.poweranalog.com
4
07/2008 Rev 1.1