Maximum Solder Reflow Thermal Profile
260
240
∆T = 145°C, 1°C/SEC
220
200
180
160
140
120
100
80
∆T = 115°C, 0.3°C/SEC
∆T = 100°C, 1.5°C/SEC
60
40
20
0
0
1
2
3
4
5
6
7
8
9
10
11
12
TIME – MINUTES
(NOTE: USE OF NON-CHLORINE ACTIVATED FLUXES IS RECOMMENDED.)
Regulatory Information
The HCPL-7860 (isolated modulator) has been approved by the following organizations:
CSA
VDE (Pending)
UL
Approved under CSA Component
Acceptance Notice #5, File CA
88324.
Approved under VDE 0884/06.92
Recognized under UL 1577,
Component Recognition
Program, File E55361.
with VIORM = 848 VPEAK
.
VDE 0884 Insulation Characteristics
Description
Symbol
Characteristic
Unit
Installation classification per DIN VDE 0110/1.89, Table 1
for rated mains voltage ≤ 300 V
I - IV
I - III
rms
for rated mains voltage ≤ 600 V
rms
Climatic Classification
40/85/21
Pollution Degree (DIN VDE 0110/1.89)
Maximum Working Insulation Voltage
Input to Output Test Voltage, Method b*
2
848
V
V
IORM
PEAK
PEAK
V
IORM
x 1.875 = V , 100% Production Test with t = 1
V
PR
1590
1273
6000
V
V
V
PR
m
sec, Partial Discharge < 5 pC
Input to Output Test Voltage, Method a*
V
IORM
x 1.5 = V , Type and Sample Test, t = 60 sec,
V
PR
PR
m
PEAK
Partial Discharge < 5 pC
Highest Allowable Overvoltage
(Transient Overvoltage t = 10 sec)
V
IOTM
ini
PEAK
Safety-Limiting Values–Maximum Values Allowed in the
Event of a Failure, also see Figure 13.
Case Temperature
T
175
80
250
°C
mW
mW
S
Input Power
Output Power
I
P
S, INPUT
S, OUTPUT
9
Insulation Resistance at T , V = 500 V
R
≥ 10
Ω
SI IO
S
*Refer to the optocoupler section of the Optoelectronics Designer's Catalog, under Product Safety Regulations section, (VDE 0884)
for a detailed description of Method a and Method b partial discharge test profiles.
Note: Isolation characteristics are guaranteed only within the safety maximum ratings which must be ensured by protective circuits in
application.
1-269
HP [ HEWLETT-PACKARD ]
