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ADuM4190BRIZ Datasheet(PDF) 8 Page - Analog Devices

Part # ADuM4190BRIZ
Description  High Stability Isolated Error Amplifier
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Manufacturer  AD [Analog Devices]
Direct Link  http://www.analog.com
Logo AD - Analog Devices

ADuM4190BRIZ Datasheet(HTML) 8 Page - Analog Devices

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Data Sheet
ADuM4190
Rev. 0 | Page 7 of 20
PIN CONFIGURATION AND FUNCTION DESCRIPTIONS
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
TOP VIEW
(Not to Scale)
ADuM4190
COMP
GND2
GND1
–IN
+IN
REFOUT
VDD1
NC = NO CONNECTION. CONNECT PIN 5 TO GND1;
DO NOT LEAVE THIS PIN FLOATING.
VREG1
VDD2
GND2
GND1
VREG2
REFOUT1
NC
EAOUT2
EAOUT
Figure 3. Pin Configuration
Table 9. Pin Function Descriptions
Pin No.
Mnemonic
Description
1
VDD1
Supply Voltage for Side 1 (3 V to 20 V). Connect a 1 µF capacitor between VDD1 and GND1.
2, 8
GND1
Ground Reference for Side 1.
3
VREG1
Internal Supply Voltage for Side 1. Connect a 1 µF capacitor between VREG1 and GND1.
4
REFOUT1
Reference Output Voltage for Side 1. The maximum recommended capacitance for this pin (CREFOUT1) is 15 pF.
5
NC
No Connection. Connect Pin 5 to GND1; do not leave this pin floating.
6
EAOUT2
Isolated Output Voltage 2, Open-Drain Output. Connect a pull-up resistor between EAOUT2 and VDD1 for current
up to 1 mA.
7
EAOUT
Isolated Output Voltage.
9, 15
GND2
Ground Reference for Side 2.
10
COMP
Output of the Op Amp. A loop compensation network can be connected between the COMP pin and the −IN pin.
11
−IN
Inverting Op Amp Input. Pin 11 is the connection for the power supply setpoint and compensation network.
12
+IN
Noninverting Op Amp Input. Pin 12 can be used as a reference input.
13
REFOUT
Reference Output Voltage for Side 2. The maximum recommended capacitance for this pin (CREFOUT) is 15 pF.
14
VREG2
Internal Supply Voltage for Side 2. Connect a 1 µF capacitor between VREG2 and GND2.
16
VDD2
Supply Voltage for Side 2 (3 V to 20 V). Connect a 1 µF capacitor between VDD2 and GND2.


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