Integrated Circuits (ICs)

SI83408BDA-IFR

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Skyworks Solutions Inc.

4 CH. ISOLATED SMART SWITCH, SOU

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Integrated Circuits (ICs)

SI83408BDA-IFR

Active

Skyworks Solutions Inc.

4 CH. ISOLATED SMART SWITCH, SOU

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Specifications Series Pricing Description Documents

Technical Specifications

Parameters and characteristics for this part

Specification	SI83408BDA-IFR

Channel Type	Unidirectional
Common Mode Transient Immunity (Min) [Min]	100 V/ns
Current - Output (Max) [Max]	700 mA
Fault Protection	Over Temperature, Current Limiting (Fixed), UVLO
Features	Slew Rate Controlled
Input Type	Non-Inverting
Inputs - Side 1/Side 2 [custom]	4
Inputs - Side 1/Side 2 [custom]	0
Interface	SPI
Isolated Power	True
Mounting Type	Surface Mount
Number of Channels [custom]	4
Number of Outputs	4
Operating Temperature [Max]	125 °C, 125 °C
Operating Temperature [Min]	-40 C, -40 °C
Output Configuration	High Side
Output Type	N-Channel
Package / Case	32-VFDFN Exposed Pad
Propagation Delay tpLH / tpHL (Max)	4.5 µs, 3.5 µs
Ratio - Input:Output	4 x 1:1
Rds On (Typ)	155 mOhm
Rise / Fall Time (Typ)	2 µs
Rise / Fall Time (Typ)	-
Supplier Device Package	32-DFN (9x9)
Switch Type	General Purpose
Technology	Magnetic Coupling
Type	SPI
Voltage - Isolation	1500 VAC
Voltage - Load [Max]	32 V
Voltage - Load [Min]	9 V
Voltage - Supply (Vcc/Vdd) [Max]	5.5 V
Voltage - Supply (Vcc/Vdd) [Min]	2.25 V
Voltage - Supply [Max]	32 VDC, 5.5 V
Voltage - Supply [Min]	9 V, 2.25 V

SI83408 Series

Part	Inputs - Side 1/Side 2 [custom]	Rise / Fall Time (Typ)	Rise / Fall Time (Typ)	Common Mode Transient Immunity (Min) [Min]	Technology	Propagation Delay tpLH / tpHL (Max) [Max]	Propagation Delay tpLH / tpHL (Max)	Operating Temperature [Max]	Operating Temperature [Min]	Number of Channels [custom]	Pulse Width Distortion (Max) [Min]	Voltage - Supply [Min]	Voltage - Supply [Max]	Voltage - Isolation	Channel Type	Type	Input Type	Voltage - Load [Max]	Voltage - Load [Min]	Features	Rds On (Typ)	Output Type	Fault Protection	Number of Outputs	Supplier Device Package	Interface	Mounting Type	Switch Type	Output Configuration	Voltage - Supply (Vcc/Vdd) [Min]	Voltage - Supply (Vcc/Vdd) [Max]	Current - Output (Max) [Max]	Package / Case	Ratio - Input:Output	Rise / Fall Time (Typ)	Rise / Fall Time (Typ)	Contents	Function
Skyworks Solutions Inc. SI83408ADA-IF	4	3 µs	3 µs	100 V/ns	Capacitive Coupling	2.3 µs	2.9 µs	125 °C 125 °C	-40 C -40 °C	4	10 µs	2.25 V	5.5 V	1500 VAC	Unidirectional	SPI	Non-Inverting	32 V	9 V	Slew Rate Controlled	155 mOhm	N-Channel	Current Limiting (Fixed) Over Temperature UVLO	4	32-DFN (9x9)	SPI	Surface Mount	General Purpose	High Side	2.25 V	5.5 V	700 mA	32-VFDFN Exposed Pad	4 x 1:1
Skyworks Solutions Inc. SI83408ADA-IFR	4	3 µs	3 µs	100 V/ns	Capacitive Coupling	2.3 µs	2.9 µs	125 °C 125 °C	-40 C -40 °C	4	10 µs	2.25 V	5.5 V	1500 VAC	Unidirectional	SPI	Non-Inverting	32 V	9 V	Slew Rate Controlled	155 mOhm	N-Channel	Current Limiting (Fixed) Over Temperature UVLO	4	32-DFN (9x9)	SPI	Surface Mount	General Purpose	High Side	2.25 V	5.5 V	700 mA	32-VFDFN Exposed Pad	4 x 1:1
Skyworks Solutions Inc. SI83408BDA-IF	4			100 V/ns	Magnetic Coupling		3.5 µs 4.5 µs	125 °C 125 °C	-40 C -40 °C	4		2.25 V 9 V	5.5 V 32 VDC	1500 VAC	Unidirectional	SPI	Non-Inverting	32 V	9 V	Slew Rate Controlled	155 mOhm	N-Channel	Current Limiting (Fixed) Over Temperature UVLO	4	32-DFN (9x9)	SPI	Surface Mount	General Purpose	High Side	2.25 V	5.5 V	700 mA	32-VFDFN Exposed Pad	4 x 1:1	2 µs	-
Skyworks Solutions Inc. SI83408ADA-DC	4			100 V/ns	Capacitive Coupling		3.5 µs 4.5 µs	125 °C	-40 C	4	10 µs	2.25 V	5.5 V	1500 VAC	Unidirectional	Interface SPI									32-DFN (9x9)		Surface Mount						32-VFDFN Exposed Pad		3 µs	-	Board(s)	Isolator
Skyworks Solutions Inc. SI83408BDA-IFR	4			100 V/ns	Magnetic Coupling		3.5 µs 4.5 µs	125 °C 125 °C	-40 C -40 °C	4		2.25 V 9 V	5.5 V 32 VDC	1500 VAC	Unidirectional	SPI	Non-Inverting	32 V	9 V	Slew Rate Controlled	155 mOhm	N-Channel	Current Limiting (Fixed) Over Temperature UVLO	4	32-DFN (9x9)	SPI	Surface Mount	General Purpose	High Side	2.25 V	5.5 V	700 mA	32-VFDFN Exposed Pad	4 x 1:1	2 µs	-
Skyworks Solutions Inc. SI83408BFA-IF	4			100 V/ns	Magnetic Coupling		3.5 µs 4.5 µs	125 °C 125 °C	-40 C -40 °C	4		2.25 V 9 V	5.5 V 32 VDC	1500 VAC	Unidirectional	SPI	Non-Inverting	32 V	9 V	Slew Rate Controlled	155 mOhm	N-Channel	Current Limiting (Fixed) Over Temperature UVLO	4	32-DFN (9x9)	Parallel SPI	Surface Mount	General Purpose	High Side	2.25 V	5.5 V	700 mA	32-VFDFN Exposed Pad	4 x 1:1	2 µs	-
Skyworks Solutions Inc. SI83408AFA-IF	4	3 µs	3 µs	100 V/ns	Capacitive Coupling	2.3 µs	2.9 µs	125 °C 125 °C	-40 C -40 °C	4	10 µs	2.25 V	5.5 V	1500 VAC	Unidirectional	SPI	Non-Inverting	32 V	9 V	Slew Rate Controlled	155 mOhm	N-Channel	Current Limiting (Fixed) Over Temperature UVLO	4	32-DFN (9x9)	Parallel SPI	Surface Mount	General Purpose	High Side	2.25 V	5.5 V	700 mA	32-VFDFN Exposed Pad	4 x 1:1

Pricing

Prices provided here are for design reference only. For realtime values and availability, please visit the distributors directly

Distributor	Package	Quantity	$

Digikey	N/A	0	$ 4.31
	Tape & Reel (TR)	1250	$ 4.28

Description

General part information

SI83408 Series

SPI Digital Isolator 1500Vrms 4 Channel 100kV/µs CMTI 32-VFDFN Exposed Pad

Documents

Technical documentation and resources