HCPL-261A Datasheet, PDF (10/16 Pages) Agilent(Hewlett-Packard) – HCMOS Compatible, High CMR, 10 MBd Optocouplers

15
80
V_CC = 5.5 V
V_CC = 5 V
V_O = 5.5 V
V_E = 2 V
V_E = 2 V
V_OL = 0.6 V
V_F = 0.8 V
60
I_F = 3.5 mA
10
40
5
20
0
-60 -40 -20 0 20 40 60 80 100
T_A – TEMPERATURE – °C
Figure 4. Typical High Level Output
Current vs. Temperature.
5.0
4.0
3.0
2.0
R_L = 4 kΩ
1.0
R_L = 350 Ω
R_L = 1 kΩ
0
0
0.5
1.0
1.5
2.0
I_F – FORWARD INPUT CURRENT – mA
0
-60 -40 -20 0 20 40 60 80 100
T_A – TEMPERATURE – °C
Figure 5. Low Level Output Current
vs. Temperature.
HCPL-261A fig 5
0.6
V_CC = 5.5 V
V_E = 2 V
0.5
I_F = 3.0 mA
I_O = 16 mA
I_O = 12.8 mA
0.4
0.3
I_O = 9.6 mA
I_O = 6.4 mA
0.2
-60 -40 -20 0 20 40 60 80 100
T_A – TEMPERATURE – °C
Figure 7. Typical Output Voltage vs.
Forward Input Current.
Figure 8. Typical Low Level Output
Voltage vs. Temperature.
100.0
10.0
T_A = 85 °C
1.0
T_A = 40 °C
T_A = 25 °C
0.1
I_F
+
0.01
V–_F
1.0 1.1 1.2 1.3 1.4 1.5
V_F – FORWARD VOLTAGE – V
Figure 6. Typical Diode Input
Forward Current Characteristic.
PULSE GEN.
I_F
Z_O= 50 Ω
t_f = t_r = 5 ns
INPUT
MONITORING
NODE
R_M
HCPL-261A/261N
1
V_CC 8
2
7
3
6
4
5
GND
+5 V
0.1 µF
BYPASS
*C_L
R_L
OUTPUT V_O
MONITORING
NODE
*C_L IS APPROXIMATELY 15 pF WHICH INCLUDES
PROBE AND STRAY WIRING CAPACITANCE.
INPUT
I_F
OUTPUT
V_O
t _PHL
t _PLH
I_F = 3.5 mA
I_F = 1.75 mA
1.5 V
Figure 9. Test Circuit for t_PHL and t_PLH.
10%
90%
t_rise
90%
V_OH
10%
t_fall
V_OL
1-175