HCPL-270L Datasheet, PDF (6/12 Pages) AVAGO TECHNOLOGIES LIMITED – Low Input Current, High Gain, LVTTL/LVCMOS Compatbie Optocouplers

Insulation and Safety Related Specifications


Parameter
Symbol
8-Pin DIP
(300 Mil)
Value
SO-8
Value Units
Minimum External Air
L (101)
7.1
4.9
mm
Gap (External Clearance)
Minimum External Tracking L (102)
7.4
4.8
mm
(External Creepage)
Minimum Internal Plastic
0.08
0.08 mm
Gap (Internal Clearance)


Tracking Resistance
(Comparative Tracking
Index)
CTI
200
200 Volts
Isolation Group
IIIa
IIIa
Conditions
Measured from input terminals to output
terminals, shortest distance through air.
Measured from input terminals to output
terminals, shortest distance path along body.
Through insulation distance, conductor to
conductor, usually the direct distance
between the photoemitter and photodetector
inside the optocoupler cavity.
DIN IEC 112/VDE 0303 Part 1.
Material Group (DIN VDE 0110, 1/89, Table 1).
IEC/EN/DIN EN 60747-5-2 Insulation Related Characteristics

Description
Symbol
8-pin DIP
(300 mil)
Installation classification per DIN VDE 0110/1.89, Table 1
for rated mains voltage ≤ 150 V rms
for rated mains voltage ≤ 300 V rms
I-IV
for rated mains voltage ≤ 600 V rms
I-III
Climatic Classification
55/100/21
Pollution Degree (DIN VDE 0110/1.89)
2
Maximum Working Insulation Voltage
Input to Output Test Voltage, Method b*
V_PR = 1.875 x V_IORM, 100% Production Test with t_P = 1 sec,
Partial Discharge < 5 pC
V_IORM
V_PR
630
1181
Input to Output Test Voltage, Method a*
V_PR = 1.5 x V_IORM, Type and Sample Test,
t_P = 60 sec, Partial Discharge < 5 pC
Highest Allowable Overvoltage*
(Transient Overvoltage, t_ini = 10 sec)
Safety Limiting Values
(Maximum values allowed in the event of a failure,
also see Figure 11, Thermal Derating curve.)
Case Temperature
Current (Input Current I_F, P_S = 0)
Output Power
Insulation Resistance at T_S, V_IO = 500 V
V_PR
V_IOTM
945
6000
T_S
I_S,INPUT
P_S,OUTPUT
R_S
175
400
600
≥ 10⁹
SO-8
Units
I-IV
I-III
I-II
55/100/21
2
566
V_peak
1063
V_peak
849
4000
V_peak
V_peak
150
˚C
150
mA
600
mW
≥ 10⁹
Ω
*Refer to the front of the optocoupler section of the current catalog, under Product Safety Regulations section, IEC/EN/DIN EN 60747-5-2, for a detailed description.
Note: Isolation characteristics are guaranteed only within the safety maximum ratings which must be ensured by protective circuits in application.