PS2561-1,-2,PS2561L-1,-2
NORMALIZED CURRENT TRANSFER
RATIO vs. AMBIENT TEMPERATURE
CURRENT TRANSFER RATIO vs.
FORWARD CURRENT
1.2
1.0
0.8
0.6
0.4
0.2
0
450
400
350
300
250
200
150
100
Normalized to 1.0
at TA = 25 ˚C,
IF = 5 mA, VCE = 5 V
50
0
–50
0.05 0.1
0.5
Forward Current IF (mA)
–25
0
25
50
75
100
1
5
10
50
Ambient Temperature TA (˚C)
SWITCHING TIME vs.
LOAD RESISTANCE
SWITCHING TIME vs.
LOAD RESISTANCE
50
10
1 000
100
10
t
f
IF = 5 mA,
VCC = 5 V,
CTR = 290 %
IC = 2 mA,
VCC = 10 V,
CTR = 290 %
tf
tr
µ
µ
ts
td
ts
1
tr
t
d
0.1
10
1
100
10 k
5 k
50 100
500
1 k
500 1 k
5 k 10 k
50 k 100 k
Load Resistance RL (Ω)
Load Resistance RL (Ω)
FREQUENCY RESPONSE
LONG TIME CTR DEGRADATION
1.2
1.0
0.8
0.6
0.4
0.2
IF = 5 mA,
VCE = 5 V
TYP.
0
–5
IF = 5 mA
TA = 25 ˚C
–10
–15
–20
100 Ω
IF = 5 mA
TA = 60 ˚C
RL = 1 kΩ
300 Ω
0
102
104
105
0.5
1
2
5
10 20 50 100200 500
103
Frequency f (kHz)
Time (Hr)
7
NEC [ NEC ]
