OP270 Datasheet, PDF (2/3 Pages) Analog Devices – Dual Very Low Noise Precision Operational Amplifier

SMD Infrared LED
OP270 Series
Absolute Maximum Ratings (T_A = 25^o C unless otherwise noted)
PARAMETER
SYMBOL
Continuous Forward Current
I_F
Power Dissipation
P_d
Reverse Voltage
I_R
Peak Forward Current (1μs pulse width, 300 pps)
I_FP
Lead Soldering Temperature
(1.6mm to epoxy for 5 sec.)
T_SOL
Operating Temperature Range
Storage Temperature Range
Notes:
1. Solder time less than 5 seconds at temperature extreme.
2. De-rate linearly at 2.17 mW/° C above 25° C.
T_OPR
T_STG
MAXIMUM
50
130
2
1
UNITS
mA
mW
V
A
260º
C
-40ºC to +85ºC
-40ºC to +100ºC
Electrical Characteristics (T_A = 25°C unless otherwise noted)
SYMBOL
PARAMETER
MIN TYP MAX UNITS
CONDITIONS
E_e(APT)
Apertured Radiant Incidence
1.5
V_F
Forward Voltage
mW/cm² I_F = 20mA⁽³⁾
1.5
V
I_F = 20mA
I_R
Reverse Current
100
µA V_R = 2.0V
λ_P
Peak Emission Wavelength
890
nm I_F = 10mA
Θ_HP
Emission Angle at Half Power Points
25
Deg. I_F = 20mA
t_r, t_f
Rise and Fall Time
500
ns
I_F(PEAK) = 100mA, PW = 10µs, 10% D.C.
3. E_e(APT) is a measurement of the apertured radiant incidence upon a sensing area 0.081” (2.06mm) in diameter, perpendicular to and cen-
tered on the mechanical axis of the lens, and 0.590” (14.99mm) from the measurement surface. E_e(APT) is not necessarily uniform within
the measured area.
Relative Radiant Intensity vs.
Forward Current vs. Temperature
350%
300%
Normalized at IF = 20mA,
TA = 20°C. Temperatures
stepped in 20°C Increments
-40°C
Forward Voltage vs. Forward
Current vs. Temperature
1.5
Temperatures stepped
in 20 °C Increments
-40°C
1.4
250%
200%
1.3
150%
100%
50%
1.2
100°C
1.1
100°C
0
10
20
30
40
50
1.0
0
Forward Current (mA)
OPTEK Technology Inc.— 1645 Wallace Drive, Carrollton, Texas 75006
Phone: [phone] FAX: (972) 323– 2396 [e-mail] www.optekinc.com
10
20
30
40
50
Forward Current (mA)
Issue A.3 07/08
Page 2 of 3