ISO7421D
  • Share:

Texas Instruments ISO7421D

Manufacturer No:
ISO7421D
Manufacturer:
Texas Instruments
Package:
Tube
Description:
DGTL ISO 2500VRMS 2CH GP 8SOIC
Delivery:
Payment:
iso14001
iso45001
iso9001
iso13485

Product Introduction

Overview

The ISO7421D is a dual-channel digital isolator manufactured by Texas Instruments. It is designed to provide high-speed, high-efficiency signal isolation with capacitive isolation technology. This component is widely used in applications requiring robust noise immunity and signal integrity, such as industrial automation, motor control, and medical electronics. The ISO7421D is surface-mounted and comes in an SOIC-8 package, making it suitable for compact and high-density PCB designs. Its key competitive advantages include a high isolation voltage of 2500 Vrms, low power consumption, and fast propagation delay.

Key Specifications

ParameterValueUnitNotes
Supply Voltage3.3 V, 5 VV
Isolation Voltage2500Vrms
Data Rate1Mbps
Propagation Delay9ns
Number of Channels2
Output Current15mA
Power Consumption390mWMax
Operating Temperature-40 to 105°C
PackageSOIC-8
Rise/Fall Time2nsMax

Key Features

  • High-speed capacitive isolation with a data rate of up to 1 Mbps.
  • Dual-channel configuration for bidirectional signal isolation.
  • High isolation voltage of 2500 Vrms for enhanced safety and noise immunity.
  • Low power consumption with a maximum supply current of 2 mA.
  • Wide operating temperature range from -40°C to 105°C, suitable for harsh environments.

Applications

The ISO7421D is ideal for applications requiring reliable signal isolation and noise immunity. Its primary use cases include:

  • Industrial Automation: Ensures signal integrity in noisy industrial environments.
  • Motor Control: Provides isolation in motor drive circuits to protect sensitive control systems.
  • Medical Electronics: Ensures patient safety by isolating medical devices from high-voltage circuits.
  • Power Supplies: Used in isolated power supply designs to enhance efficiency and safety.

Q & A

1. What is the isolation voltage of the ISO7421D?

The isolation voltage is 2500 Vrms.

2. What is the maximum data rate supported by the ISO7421D?

The maximum data rate is 1 Mbps.

3. What is the operating temperature range of the ISO7421D?

The operating temperature range is -40°C to 105°C.

4. How many channels does the ISO7421D have?

It has two channels.

5. What is the package type of the ISO7421D?

It comes in an SOIC-8 package.

6. What is the typical propagation delay of the ISO7421D?

The typical propagation delay is 9 ns.

7. Can the ISO7421D operate with a 3.3 V supply?

Yes, it supports both 3.3 V and 5 V supplies.

8. Is the ISO7421D suitable for motor control applications?

Yes, it is widely used in motor control for signal isolation.

9. What is the maximum output current of the ISO7421D?

The maximum output current is 15 mA.

10. Does the ISO7421D have over-temperature protection?

No, it does not include over-temperature protection.

Product Attributes

Technology:Capacitive Coupling
Type:General Purpose
Isolated Power:No
Number of Channels:2
Inputs - Side 1/Side 2:1/1
Channel Type:Unidirectional
Voltage - Isolation:2500Vrms
Common Mode Transient Immunity (Min):25kV/µs
Data Rate:1Mbps
Propagation Delay tpLH / tpHL (Max):14ns, 14ns
Pulse Width Distortion (Max):3.7ns
Rise / Fall Time (Typ):1ns, 1ns
Voltage - Supply:3.15V ~ 3.45V, 4.75V ~ 5.25V
Operating Temperature:-40°C ~ 105°C
Mounting Type:Surface Mount
Package / Case:8-SOIC (0.154", 3.90mm Width)
Supplier Device Package:8-SOIC
0 Remaining View Similar

In Stock

$3.53
244

Please send RFQ , we will respond immediately.

Same Series
CBC46W4S10G0X/AA
CBC46W4S10G0X/AA
CONN D-SUB RCPT 46POS CRIMP
DD26M20LV5Z
DD26M20LV5Z
CONN D-SUB HD PLUG 26P SLDR CUP
DD15S20LT2S
DD15S20LT2S
CONN D-SUB HD RCPT 15P SLDR CUP
DD15S20LV5S
DD15S20LV5S
CONN D-SUB HD RCPT 15P SLDR CUP
CBC13W3S10HT20/AA
CBC13W3S10HT20/AA
CONN D-SUB RCPT 13POS CRIMP
CBC13W3S10HV50/AA
CBC13W3S10HV50/AA
CONN D-SUB RCPT 13POS CRIMP
DD26M20HT20/AA
DD26M20HT20/AA
CONN D-SUB HD PLUG 26P SLDR CUP
DD26S2S0T0
DD26S2S0T0
CONN D-SUB HD RCPT 26P SLDR CUP
DD26S10HV30/AA
DD26S10HV30/AA
CONN D-SUB HD RCPT 26POS CRIMP
DD62M32S60V3S/AA
DD62M32S60V3S/AA
CONN D-SUB HD PLUG 62P VERT SLDR
DD44S32S0V3X/AA
DD44S32S0V3X/AA
CONN D-SUB HD RCPT 44P VERT SLDR
CBC47W1S1S50V5S
CBC47W1S1S50V5S
CONN D-SUB RCPT 47POS CRIMP

Related Product By Categories

ADUM1400BRWZ
ADUM1400BRWZ
Analog Devices Inc.
DGTL ISO 2500VRMS 4CH GP 16SOIC
ADUM152N0BRZ-RL7
ADUM152N0BRZ-RL7
Analog Devices Inc.
DGTL ISO 3000VRMS 5CH GP 16SOIC
ADUM2200ARWZ-RL
ADUM2200ARWZ-RL
Analog Devices Inc.
DGTL ISO 5000VRMS 2CH GP 16SOIC
ADUM3154BRSZ
ADUM3154BRSZ
Analog Devices Inc.
DGT ISOL 3750VRMS 4CH SPI 20SSOP
ADUM142D0BRQZ
ADUM142D0BRQZ
Analog Devices Inc.
DGTL ISO 3000VRMS 4CH GP 16QSOP
ADUM120N1BRZ-RL7
ADUM120N1BRZ-RL7
Analog Devices Inc.
DGTL ISO 3000VRMS 2CH GP 8SOIC
ADUM140D0BRWZ-RL
ADUM140D0BRWZ-RL
Analog Devices Inc.
DGTL ISO 3750VRMS 4CH GP 16SOIC
ADUM2200BRWZ-RL
ADUM2200BRWZ-RL
Analog Devices Inc.
DGTL ISO 5000VRMS 2CH GP 16SOIC
ADUM231E1BRIZ-RL
ADUM231E1BRIZ-RL
Analog Devices Inc.
DGTL ISO 5000VRMS 3CH GP 16SOIC
ISO7220ADG4
ISO7220ADG4
Texas Instruments
DGTL ISO 2500VRMS 2CH GP 8SOIC
ADUM3441CRWZ-RL
ADUM3441CRWZ-RL
Analog Devices Inc.
DGTL ISO 2500VRMS 4CH GP 16SOIC
ADUM1200WTRZ33-RL7
ADUM1200WTRZ33-RL7
Analog Devices Inc.
DGTL ISO 2500VRMS 2CH GP 8SOIC

Related Product By Brand

PCM1791ADBR
PCM1791ADBR
Texas Instruments
IC DAC/AUDIO 24BIT 200K 28SSOP
ADS1248IPWR
ADS1248IPWR
Texas Instruments
IC ADC 24BIT SIGMA-DELTA 28TSSOP
TS3USB221RSER
TS3USB221RSER
Texas Instruments
IC USB SWITCH DUAL 1X2 10UQFN
SN65LVDS32PW
SN65LVDS32PW
Texas Instruments
IC RECEIVER 0/4 16TSSOP
AM26LS32ACNSR
AM26LS32ACNSR
Texas Instruments
IC RECEIVER 0/4 16SO
INA240A3PWR
INA240A3PWR
Texas Instruments
IC CURR SENSE 1 CIRCUIT 8TSSOP
TLV9002IDR
TLV9002IDR
Texas Instruments
IC OPAMP GP 2 CIRCUIT 8SOIC
SN74HC08PWT
SN74HC08PWT
Texas Instruments
IC GATE AND 4CH 2-INP 14TSSOP
BQ20Z655DBTR
BQ20Z655DBTR
Texas Instruments
BQ20Z655 - SBS 1.1 COMPLIANT GAS
TPS7A7100RGWT
TPS7A7100RGWT
Texas Instruments
IC REG LIN POS ADJ 1A 20VQFN
LMZ13608TZ/NOPB
LMZ13608TZ/NOPB
Texas Instruments
DC DC CONVERTER 0.8-6V
LMZ23603TZE/NOPB
LMZ23603TZE/NOPB
Texas Instruments
DC DC CONVERTER 0.8-6V