DGD2103S8-13 Equivalent & Substitute Parts

Part Overview

The DGD2103S8-13 is a half-bridge gate driver IC manufactured by Diodes Incorporated, designed for driving IGBT and N-Channel MOSFET configurations in power management applications. This component features independent dual-channel architecture with inverting and non-inverting input types, supporting supply voltages from 10V to 20V and bootstrap voltages up to 600V.

The DGD2103S8-13 is classified as obsolete. Substitute parts are necessary to maintain design continuity and ensure long-term component availability for new production runs and system updates.

Key Parameters

Parameter	Value
Driven Configuration	Half-Bridge
Number of Drivers	2
Gate Type	IGBT, N-Channel MOSFET
Voltage - Supply	10V ~ 20V
High Side Voltage - Max (Bootstrap)	600 V
Operating Temperature	-40°C ~ 150°C (TJ)
Package / Case	8-SOIC (0.154", 3.90mm Width)
Mounting Type	Surface Mount
RoHS Status	ROHS3 Compliant

Substitute Part Grouping Explanation

Substitution eligibility for the DGD2103S8-13 is determined by the following critical parameters:

Half-bridge driven configuration with independent dual-channel architecture
Support for IGBT and N-Channel MOSFET gate types
Supply voltage range of 10V to 20V
Bootstrap voltage capability of 600V maximum
Operating temperature range of -40°C to 150°C
Surface mount packaging in 8-SOIC form factor
ROHS3 compliance and EAR99 export classification

The substitute parts DGD2103MS8-13 and IR2103STRPBF meet these core electrical and mechanical requirements, enabling direct functional replacement in half-bridge gate driver applications.

Parameter Comparison

Parameter	DGD2103S8-13	DGD2103MS8-13	IR2103STRPBF
Manufacturer	Diodes Incorporated	Diodes Incorporated	Infineon Technologies
Product Status	Obsolete	Active	Active
Driven Configuration	Half-Bridge	Half-Bridge	Half-Bridge
Number of Drivers	2	2	2
Gate Type	IGBT, N-Channel MOSFET	IGBT, N-Channel MOSFET	IGBT, N-Channel MOSFET
Voltage - Supply	10V ~ 20V	10V ~ 20V	10V ~ 20V
Logic Voltage - VIL, VIH	0.8V, 2.5V	0.8V, 2.5V	0.8V, 3V
Current - Peak Output (Source, Sink)	290mA, 600mA	290mA, 600mA	210mA, 360mA
High Side Voltage - Max (Bootstrap)	600 V	600 V	600 V
Rise / Fall Time (Typ)	100ns, 35ns	70ns, 35ns	100ns, 50ns
Operating Temperature	-40°C ~ 150°C (TJ)	-40°C ~ 150°C (TJ)	-40°C ~ 150°C (TJ)
Package / Case	8-SOIC (0.154", 3.90mm Width)	8-SOIC (0.154", 3.90mm Width)	8-SOIC (0.154", 3.90mm Width)
Mounting Type	Surface Mount	Surface Mount	Surface Mount
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant
Moisture Sensitivity Level (MSL)	3 (168 Hours)	3 (168 Hours)	2 (1 Year)

Engineering Selection Recommendations

DGD2103MS8-13 is the primary substitute for the obsolete DGD2103S8-13. Both components are manufactured by Diodes Incorporated and share identical electrical specifications for supply voltage, bootstrap voltage, gate type support, and operating temperature range. The DGD2103MS8-13 is currently in active production status with higher inventory availability. The packaging format is identical, and both components maintain ROHS3 compliance and EAR99 export classification.

IR2103STRPBF, manufactured by Infineon Technologies, is an alternative substitute that meets the core half-bridge gate driver requirements. This component maintains compatibility with the same supply voltage range, bootstrap voltage capability, and operating temperature specifications. The IR2103STRPBF features improved moisture sensitivity rating (MSL 2 versus MSL 3) and is actively produced. Peak output current specifications differ from the original part, with lower source and sink current ratings. Rise time performance is equivalent to the original specification, while fall time is slightly extended.

Both substitute parts are ROHS3 compliant and carry EAR99 export classification, matching the regulatory status of the original component.

Frequently Asked Questions (FAQ)

Q: Can DGD2103MS8-13 be used as a direct replacement for DGD2103S8-13?

A: Yes. The DGD2103MS8-13 is a direct functional equivalent. Both components share identical electrical specifications for supply voltage (10V–20V), bootstrap voltage (600V maximum), gate type support (IGBT and N-Channel MOSFET), operating temperature range (-40°C to 150°C), and package format (8-SOIC). The primary difference is product status: DGD2103MS8-13 is active production while DGD2103S8-13 is obsolete.

Q: What are the differences between DGD2103MS8-13 and IR2103STRPBF?

A: Both components function as half-bridge gate drivers with identical supply voltage and bootstrap voltage specifications. Key differences include: manufacturer (Diodes Incorporated versus Infineon Technologies), peak output current ratings (DGD2103MS8-13 provides 290mA source / 600mA sink versus IR2103STRPBF at 210mA source / 360mA sink), logic voltage thresholds (VIH of 2.5V versus 3V), and moisture sensitivity level (MSL 3 versus MSL 2). Rise and fall time specifications differ slightly between the two parts.

Q: Are all three parts pin-compatible?

A: All three components use the 8-SOIC package format with identical physical dimensions (0.154" width, 3.90mm). Pin compatibility for half-bridge gate driver functionality is maintained across all three parts.

Q: Which substitute should be selected for new designs?

A: Selection depends on application requirements. DGD2103MS8-13 is recommended for designs requiring exact electrical parameter matching to the original DGD2103S8-13. IR2103STRPBF is suitable for applications where the lower peak output current ratings are acceptable and improved moisture sensitivity performance is beneficial.

Q: Do all parts meet the same compliance standards?

A: Yes. All three components are ROHS3 compliant, carry EAR99 export classification, and are REACH unaffected. Moisture sensitivity levels differ: DGD2103S8-13 and DGD2103MS8-13 are rated MSL 3 (168 hours), while IR2103STRPBF is rated MSL 2 (1 year).

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