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ISO6431DFPR Datasheet(PDF) 4 Page - Texas Instruments

Part # ISO6431DFPR
Description  ISO643x General-Purpose, Basic and Reinforced, Triple-Channel Digital Isolators
PDF  48 Pages
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Manufacturer  TI2 [Texas Instruments]
Direct Link  https://www.ti.com
Logo TI2 - Texas Instruments

ISO6431DFPR Datasheet(HTML) 4 Page - Texas Instruments

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5 Pin Configuration and Functions
Pin Configuration for Wide-SOIC (DW-16) , Wide-SSOP (DFP-16) and SSOP (DBQ-16)
1
VCC1
16
VCC2
2
GND1
15
GND2
3
INA
14
OUTA
4
INB
13
OUTB
5
OUTC
12
INC
6
NC
11
NC
7
EN1
10
EN2
8
GND1
9
GND2
Not to scale
Figure 5-1. ISO6431 and ISO6431F Top View
Table 5-1. Pin Functions
PIN
Type(1)
DESCRIPTION
NAME
ISO6431 ,
ISO6431F
EN1
7
I
Output enable 1. Output pins on side 1 are enabled when EN1 is high or open and
in high-impedance state when EN1 is low.
EN2
10
I
Output enable 2. Output pins on side 2 are enabled when EN2 is high or open and
in high-impedance state when EN2 is low.
GND1
2,8
—
Ground connection for VCC1
GND2
9,15
—
Ground connection for VCC2
INA
3
I
Input, channel A
INB
3
I
Input, channel B
INC
12
I
Input, channel C
NC
6, 11
Not internally connected, do not connect in application
OUTA
14
O
Output, channel A
OUTB
14
O
Output, channel B
OUTC
5
O
Output, channel C
VCC1
1
—
Power supply, side 1
VCC2
1
—
Power supply, side 2
(1)
I = Input, O = Output
ISO6431
SLVSJ22 – JUNE 2026
www.ti.com
4
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Copyright © 2026 Texas Instruments Incorporated
Product Folder Links: ISO6431



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