參數(shù)資料
型號(hào): SFH6720T
廠商: VISHAY SEMICONDUCTORS
元件分類: 光電耦合器
英文描述: 1 CHANNEL LOGIC OUTPUT OPTOCOUPLER, 5 Mbps
封裝: ROHS COMPLIANT, SOIC-8
文件頁(yè)數(shù): 14/16頁(yè)
文件大小: 261K
代理商: SFH6720T
Document Number: 83684
For technical questions, contact: optocoupleranswers@vishay.com
www.vishay.com
Rev. 1.6, 04-Nov-10
7
SFH6720T, SFH6721T
High Speed Optocoupler, Dual,
5 MBd, in SOIC-8 Package
Vishay Semiconductors
Fig. 15 - Typical Propagation Delays to Logic High vs. Temperature
Fig. 16 - Typical Propagation Delays to Logic Low vs. Temperature
Fig. 17 - Typical Propagation Delays to Logic High vs. Temperature
Fig. 18 - Typical Propagation Delays to Logic Low vs. Temperature
Fig. 19 - Test Circuit for tPLH, tPHL, tR and tf
isfh6720_15
- 60 - 40 - 20
0
20
40
60
80 100
t PLH
-Propagation
Delay
(ns)
TA - Temperature (°C)
50
60
70
80
90
V
CC = 15 V
C1 = 15 pF (without
peaking capacitor)
I
F = 1.6 mA
100
110
120
I
F = 3 mA
I
F = 5 mA
isfh6720_16
- 60 - 40 - 20
0
20
40
60
80
100
t PHL
-Propagation
Delay
(ns)
TA - Temperature (°C)
50
70
90
110
130
150
170
V
CC = 15 V
C1 = 15 pF (without
peaking capacitor)
I
F = 5 mA
I
F = 3 mA
I
F = 1.6 mA
isfh6720_17
- 60 - 40 - 20
0
20
40
60
80 100
t PLH
-Propagation
Delay
(ns)
TA - Temperature (°C)
30
40
50
60
70
80
V
CC = 15 V
C1 = 120 pF (without
peaking capacitor)
I
F = 1.6, 3 and 5 mA
isfh6720_18
60
80
100
120
140
160
180
- 60 - 40 - 20
0
20
40
60
80
100
V
CC = 15 V
C1 = 120 pF (Peaking
Capacitor is used)
I
F = 5 mA
TA - Temperature (°C)
t PHL
-Propagation
Delay
(ns)
I
F = 3 mA
I
F = 1.6 mA
isfh6720_19
R1
IFon
2.15 k
Ω
1.6 mA
681
Ω
5mA
1.1 k
Ω
3mA
Input IF
Output VO
IFon
50 % IFon
0mA
VOH
1.3 V
tPLH
tPHL
VOL
All diodes are 1N916 or 1N3064
The probe and jig capacitances are included in C1 and C2
Pulse generator
tr,tf = 5.0 ns
f = 100 kHz
10 % duty cycle
1
2
3
4
Input IF
monitoring
node
C1 = 120 pF
C2 = 15 pF
R2 = 5 k
Ω
R3 = 619
Ω
VCC
VO
NC
Gnd
VCC
5.0 V
Output Vo
monitoring
node
D1
D2
D3
D4
IF
R1
0.1 F
Bypass
8
7
6
5
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