4
Table 3. 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)
Table 4. IEC/EN/DIN EN 60747-5-5 Insulation Characteristics
[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 55/105/21
Pollution Degree (DIN VDE 0110/1.89) 2
Maximum Working Insulation Voltage V
IORM
1414 Vpeak
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 Vpeak
Input to Output Test Voltage, Method a
V
IORM
x 1.6 = V
PR
, Type and Sample Test, t
m
= 10 sec,
Partial Discharge < 5 pC
V
PR
2262 Vpeak
Highest Allowable Overvoltage (Transient Overvoltage, t
ini
= 60 sec) V
IOTM
8000 Vpeak
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
Table 5. Absolute Maximum Ratings
Parameter Symbol Min. Max. Units
Storage Temperature T
S
–55 +125 °C
Ambient Operating Temperature T
A
–40 +105 °C
Supply Voltages V
DD1
, V
DD2
–0.5 6.0 V
Steady-State Input Voltage
[1, 3]
V
IN+
, V
IN–
–2 V
DD1
+ 0.5 V
Two-Second Transient Input Voltage
[2]
V
IN+
, V
IN–
–6 V
DD1
+ 0.5 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
Notes:
1. DC voltage of up to –2 V on the inputs does not cause latch-up or damage to the device; tested at typical operating conditions.
2. Transient voltage of 2 seconds up to –6 V on the inputs does not cause latch-up or damage to the device; tested at typical operating conditions.
3. Absolute maximum DC current on the inputs = 100 mA, no latch-up or device damage occurs.
Table 6. Recommended Operating Conditions
Parameter Symbol Min. Max. Units
Ambient Operating Temperature T
A
–40 +105 °C
VDD1 Supply Voltage V
DD1
4.5 5.5 V
VDD2 Supply Voltage V
DD2
3 5.5 V
Input Voltage Range
[1]
V
IN+
, V
IN–
–200 +200 mV
Notes:
1. ±200 mV is the nominal input range. Full scale input range (FSR) is ±300 mV. Functional input range is ±2 V.
6
Table 7. Electrical Specications
Unless otherwise noted, T
A
= –40°C to +105°C, V
DD1
= 4.5 V to 5.5 V, V
DD2
= 3 V to 5.5 V, V
IN
+ = –200 mV to +200 mV, and
V
IN
– = 0 V (single-ended connection).
Parameter Symbol Min. Typ.
[1]
Max. Unit Test Conditions/Notes Fig.
DC CHARACTERISTICS
Input Oset Voltage V
OS
–1 0.4 2 mV T
A
= 25°C 3, 4
Magnitude of Input Oset
Change vs. Temperature
|dV
OS
/dT
A
| -0.8 4
µV/°C
T
A
= –40°C to +105°C;
absolute value
5
Gain (ACPL-C79B, ±0.5%) G0 8.16 8.2 8.24 V/V T
A
= 25°C; Note 2 6, 7
Gain (ACPL-C79A, ±1%) G1 8.12 8.2 8.28 V/V T
A
= 25°C; Note 2 6, 7
Gain (ACPL-C790, ±3%) G3 7.95 8.2 8.44 V/V T
A
= 25°C; Note 2 6, 7
Magnitude of Gain
Change vs. Temperature
dG/dT
A
–0.00041 V/V/°C T
A
= –40°C to +105°C;
Note 3
8
Nonlinearity over ±200 mV
Input Voltage
NL
200
0.05 0.13 % V
IN+
= –200 mV to +200 mV,
T
A
= 25°C; Note 2
9, 10
Magnitude of NL
200
Change vs. Temperature
dNL
200
/dT
A
0.0003 %/°C T
A
= –40°C to +105°C 11
Nonlinearity over ±100 mV
Input Voltage
NL
100
0.013 0.06 % V
IN+
= –100 mV to +100 mV,
T
A
= 25°C; Note 2
9, 10, 11
INPUTS AND OUTPUTS
Full-Scale Dierential
Voltage Input Range
FSR ±300 mV V
IN
= V
IN+
– V
IN–
; Note 4 12
Input Bias Current I
IN+
–1 –0.1
µA
V
IN+
= 0 V, V
IN–
= 0 V; Note 5 13
Magnitude of I
IN+
Change vs.
Temperature
dI
IN+
/dT
A
–0.05 nA/°C
Equivalent Input Impedance R
IN
27
kΩ
V
IN+
or V
IN–
, single-ended 14
Output Common-Mode Voltage V
OCM
1.23 V V
OUT+
or V
OUT
; Note 6
Output Voltage Range OVR 0 to 2.5 V V
OUT+
or V
OUT
; Note 4 12
Output Short-Circuit Current |I
OSC
| 11 mA V
OUT+
or V
OUT
, shorted to GND2 or
V
DD2
Output Resistance R
OUT
21
Ω
V
OUT+
or V
OUT
Input DC Common-Mode
Rejection Ratio
CMRR
IN
76 dB Note 2
AC CHARACTERISTICS
Signal-to-Noise Ratio SNR 62 dB V
IN+
= 300 mVpp 10 kHz sine wave;
Note 7
15, 16
Signal-to-(Noise + Distortion)
Ratio
SNDR 59 dB V
IN+
= 300 mVpp 10 kHz sine wave;
Note 8
15, 16
Small-Signal Bandwidth (-3 dB) f
–3 dB
140 200 kHz 17, 18
Input to Output
Propagation Delay
10%-10% t
PD10
1.6 2.3
µs 200 mV/µs step input
19
50%-50% t
PD50
2 2.6
µs 200 mV/µs step input
19
90%-90% t
PD90
2.6 3.3
µs 200 mV/µs step input
19
Output Rise/Fall Time (10%-90%) t
R/F
1.7
µs
Step input 19
Common Mode Transient
Immunity
CMTI 10 15
kV/µs
V
CM
= 1 kV, T
A
= 25°C; Note 2
Power Supply Rejection PSR –78 dB 1 Vpp 1 kHz sine wave ripple on V
DD1
,
dierential output; Note 9
POWER SUPPLIES
Input Side Supply Current I
DD1
11 18.5 mA V
IN+
= 400 mV; see Note 10 20
Output Side Supply Current I
DD2
7 12 mA 5 V supply 20
6.8 11 mA 3.3 V supply 20

ACPL-C79A-000E

Mfr. #:
Manufacturer:
Broadcom / Avago
Description:
Optically Isolated Amplifiers Precision Iso-Amp
Lifecycle:
New from this manufacturer.
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