4
Insulation and Safety Related Specications
Parameter Symbol Value Units Conditions
Minimum External Air Gap
(External Clearance)
L(101) 8.0 mm Measured from input terminals to output terminals,
shortest distance through air
Minimum External Tracking
(External Creepage)
L(102) 8.0 mm Measured from input terminals to output terminals,
shortest distance path along body
Minimum Internal Plastic Gap
(Internal Clearance)
0.5 mm Through insulation distance, conductor to conductor,
usually the direct distance between the photoemitter and
photodetector inside the optocoupler cavity
Tracking Resistance
(Comparative Tracking Index)
CTI >175 V DIN IEC 112/VDE 0303 Part 1
Isolation Group IIIa Material Group (DIN VDE 0110, 1/89, Table 1)
IEC/EN/DIN EN 60747-5-5 Insulation Characteristics (Option 060)
[1]
Description Symbol Value Units
Installation classication per DIN VDE 0110/1.89, Table 1
for rated mains voltage ≤ 150 Vrms
for rated mains voltage ≤ 300 Vrms
for rated mains voltage ≤ 450 V rms
for rated mains voltage ≤ 600 Vrms
for rated mains voltage ≤ 1000 Vrms
I-IV
I-IV
I-IV
I-IV
I-III
Climatic Classication 55/100/21
Pollution Degree (DIN VDE 0110/1.89) 2
Maximum Working Insulation Voltage V
IORM
1414 V
peak
Input to Output Test Voltage, Method b
V
IORM
x 1.875 = V
PR
, 100% Production Test with t
m
= 1 sec,
Partial Discharge < 5 pC
V
PR
2652 V
peak
Input to Output Test Voltage, Method a
V
IORM
x 1.5 = V
PR
, Type and Sample Test, t
m
= 10 sec,
Partial Discharge < 5 pC
V
PR
2262 V
peak
Highest Allowable Overvoltage (Transient Overvoltage, t
ini
= 60 sec) V
IOTM
8000 V
peak
Safety-limiting values
(Maximum values allowed in the event of a failure)
Case Temperature
Input Current
[2]
Output Power
[2]
T
S
I
S,INPUT
P
S,OUTPUT
175
230
600
°C
mA
mW
Insulation Resistance at T
S
, V
IO
= 500 V R
S
≥ 10
9
Ω
Notes:
1. Insulation characteristics are guaranteed only within the safety maximum ratings, which must be ensured by protective circuits within the
application.
2. Safety-limiting parameters are dependent on ambient temperature. The Input Current, I
S,INPUT
, derates linearly above 25 °C free-air temperature at
a rate of 2.53 mA/°C; the Output Power, P
S,OUTPUT
, derates linearly above 25 °C free-air temperature at a rate of 4 mW/°C.
5
Absolute Maximum Rating
Parameter Symbol Min. Max. Units Note
Storage Temperature T
S
–55 +125 °C
Ambient Operating Temperature T
A
–40 +100 °C
Supply Voltages V
DD1
, V
DD2
0 5.5 V
Steady-State Input Voltage V
IN+
, V
IN–
–2 V
DD1
+ 0.5 V
Two Second Transient Input Voltage V
IN+
, V
IN–
–6 V
Output Voltages V
OUT+
, V
OUT
–0.5 V
DD2
+ 0.5 V
Lead Solder Temperature 260°C for 10 sec., 1.6 mm below seating plane 1
Notes:
1. Non-Halide Flux should be used.
Recommended Operating Conditions
Parameter Symbol Min. Max. Units Note
Ambient Operating Temperature T
A
–40 +85 °C
Supply Voltages V
DD1
, V
DD2
4.5 5.5 V
Input Voltage (linear and accurate) V
IN+
, V
IN–
–200 +200 mV 1
Input Voltage (functional) V
IN+
,
VIN–
–2 2 V
6
DC Electrical Specications
Unless otherwise noted, all typicals and gures are at the nominal operating conditions of V
IN+
= 0, V
IN–
= 0 V,
V
DD1
= V
DD2
= 5 V and T
A
= 25°C; all Minimum and Maximum specications are within the Recommended Operating
Conditions.
Parameter Symbol Min. Typ. Max. Unit Test Conditions Fig. Note
Input Oset Voltage V
OS
–2 0.3 2 mV T
A
= 25°C 1,2,3
Input Oset Voltage V
OS
–3 3 T
A
= –40°C to +85°C 1,2,3
Magnitude of Input Oset
Change vs. Temperature
|dV
OS
/dT
A
| 3 10
μV/°C
2 2
Gain (ACPL-C78A, ±1%) G1 7.92 8 8.08 V/V V
IN+
= –200 mV to +200 mV,
T
A
= 25°C
4,5,6 3
Gain (ACPL-C780, ±3%) G3 7.76 8 8.24 V/V V
IN+
= –200 mV to +200 mV,
T
A
= 25°C
4,5,6 3
Gain (ACPL-C784, ±5%) G5 7.6 8 8.4 V/V V
IN+
= –200 mV to +200 mV,
T
A
= 25°C
4,5,6 3
Magnitude of V
OUT
Gain
Change vs.Temperature
|dG/dT
A
| 0.00025 V/V/°C 4,5,6 4
V
OUT
Nonlinearity over
±200 mV Input Voltage
NL
200
0.0037 0.35 % V
IN+
= –200 mV to +200 mV 7,8 5
Magnitude of NL
200
Change vs. Temperature
|dNL
200
/dT
A
| 0.0002 %/°C 7,8 5
V
OUT
Nonlinearity over
±100 mV Input Voltage
NL
100
0.0027 0.2 % V
IN+
= –100 mV to +100 mV 7,8 6
Maximum Input Voltage
before V
OUT
Clipping
|V
IN+
|
MAX
308 mV 9
Input Side Supply Current I
DD1
11 16 mA V
IN+
= +400 mV 10 7
Output Side Supply
Current
I
DD2
13 16 mA V
IN+
= –400 mV 10 8
Input Current I
IN+
–5 –0.5
μA
V
IN+
= 0, V
IN–
= 0 V 11 9
Magnitude of Input Bias
Current vs.Temperature
|dI
IN
/dT
A
| 0.45 nA/°C
Output Low Voltage V
OL
1.29 V 9 10
Output High Voltage V
OH
3.8 V 9 10
V
OUT
Output Common-
Mode Voltage
V
OCM
2.2 2.545 2.8 V
V
OUT
Output Short-Circuit
Current
|I
OSC
| 18.6 mA V
OUT
= 0 V or V
DD2
11
Equivalent Input Impedance R
IN
500
kΩ
9
V
OUT
Output Resistance R
OUT
15
Ω
Input DC Common-Mode
Rejection Ratio
CMRR
IN
76 dB 12

ACPL-C78A-500E

Mfr. #:
Manufacturer:
Broadcom / Avago
Description:
Optically Isolated Amplifiers 5000 Vrms 10 kHz
Lifecycle:
New from this manufacturer.
Delivery:
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