HCPL-261A Datasheet, PDF (12/16 Pages) Agilent(Hewlett-Packard) – HCMOS Compatible, High CMR, 10 MBd Optocouplers

PULSE GEN.
Z _O = 50 Ω
t_f = t_r = 5 ns
INPUT V_E
MONITORING NODE
HCPL-261A/261N
1
V_CC 8
3.5 mA
I_F
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
V_E
OUTPUT
V_O
t _EHL
t _ELH
3.0 V
1.5 V
1.5 V
Figure 15. Test Circuit for t_EHL and t_ELH.
V_CM
I_F
A
B
V_FF
HCPL-261A/261N
1
V_CC 8
2
7
3
6
4
GND ₅
+5 V
0.1 µF
BYPASS
350 Ω
OUTPUT V_O
MONITORING
NODE
PULSE GEN. ⁺
_
ZO = 50 Ω
VCM
0V
5V
V_O
V_O
0.5 V
V_CM (PEAK)
SWITCH AT A: I_F = 0 mA
V_O (min.)
SWITCH AT B: I_F = 3.5 mA
V_O (max.)
CM _H
CM _L
Figure 17. Test Circuit for Common Mode Transient Immunity and
Typical Waveforms.
120
V_CC = 5 V
V_EH = 3 V
V_EL = 0 V
90 ^IF ^{= 3.5 mA}
t_ELH, R_L = 4 kΩ
60
t_ELH, R_L = 1 kΩ
30
t_ELH, R_L = 350 Ω
t_EHL, R_L = 350 Ω, 1k Ω, 4 kΩ
0
-60 -40 -20 0 20 40 60 80 100
T_A – TEMPERATURE – °C
Figure 16. Typical Enable Propaga-
tion Delay vs. Temperature. HCPL-
261A/-261N/-061A/-061N Only.
HCPL-261A/261N OPTION 060 ONLY
800
P_S (mW)
700
I_S (mA)
600
500
400
300
200
100
0
0 25 50 75 100 125 150 175 200
T_S – CASE TEMPERATURE – °C
Figure 18. Thermal Derating Curve,
Dependence of Safety Limiting Value
with Case Temperature per
VDE 0884.
1-177