RBQ10NS45AFHTL Equivalent & Substitute Parts Reference

Part Overview

RBQ10NS45AFHTL is a Schottky diode array designed for rectification applications, featuring a 1 Pair Common Cathode configuration, 45 V maximum DC reverse voltage, 10 A average rectified current per diode, and fast recovery speed. It is supplied in a TO-263-3, D2PAK (2 Leads + Tab), TO-263AB surface-mount package and carries automotive AEC-Q101 qualification. The product is active, ROHS3 compliant, and offered in cut tape packaging. In various engineering applications, identifying substitute models is necessary to address supply availability, inventory transitions, or compliance requirements while maintaining adherence to critical electrical and mechanical specifications.

Key Parameters

Parameter	RBQ10NS45AFHTL
Manufacturer	Rohm Semiconductor
Category	Diodes, Rectifiers
Packaging	Cut Tape (CT)
Description	DIODE ARRAY SCHOTT 45V 10A LPDS
Diode Configuration	1 Pair Common Cathode
Technology	Schottky
Voltage - DC Reverse (Vr) (Max)	45 V
Current - Average Rectified (Io) (per Diode)	10A
Voltage - Forward (Vf) (Max) @ If	650 mV @ 5 A
Speed	Fast Recovery =< 500ns, > 200mA (Io)
Current - Reverse Leakage @ Vr	70 µA @ 45 V
Operating Temperature - Junction	150°C (Max)
Mounting Type	Surface Mount
Package / Case	TO-263-3, D2PAK (2 Leads + Tab), TO-263AB
Supplier Device Package	LPDS
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level (MSL)	1 (Unlimited)
REACH Status	REACH Unaffected
Qualification	AEC-Q101
Product Status	Active

Substitute Part Grouping Explanation

Parametric substitute selection for diodes and rectifiers within this category is determined by precise alignment in the following key parameters:

Diode configuration
Maximum DC reverse voltage
Average rectified forward current per diode
Maximum forward voltage drop at specified test current
Reverse leakage current at rated voltage
Recovery speed category
Mounting type and package/case
Compliance status (RoHS, REACH, automotive qualification) Substitution is strictly limited to parts where all of these listed attributes match the main part number.

Parameter Comparison

Parameter	RBQ10NS45AFHTL	RBQ10NS45ATL
Manufacturer	Rohm Semiconductor	Rohm Semiconductor
Category	Diodes, Rectifiers	Diodes, Rectifiers
Packaging	Cut Tape (CT)	Cut Tape (CT)
Description	DIODE ARRAY SCHOTT 45V 10A LPDS	DIODE ARRAY SCHOTT 45V 10A LPDS
Diode Configuration	1 Pair Common Cathode	1 Pair Common Cathode
Technology	Schottky	Schottky
Voltage - DC Reverse (Vr) (Max)	45 V	45 V
Current - Average Rectified (Io) (per Diode)	10A	10A
Voltage - Forward (Vf) (Max) @ If	650 mV @ 5 A	650 mV @ 5 A
Speed	Fast Recovery =< 500ns, > 200mA (Io)	Fast Recovery =< 500ns, > 200mA (Io)
Current - Reverse Leakage @ Vr	70 µA @ 45 V	70 µA @ 45 V
Operating Temperature - Junction	150°C (Max)	150°C (Max)
Mounting Type	Surface Mount	Surface Mount
Package / Case	TO-263-3, D2PAK (2 Leads + Tab), TO-263AB	TO-263-3, D2PAK (2 Leads + Tab), TO-263AB
Supplier Device Package	LPDS	LPDS
RoHS Status	ROHS3 Compliant	ROHS3 Compliant
Moisture Sensitivity Level (MSL)	1 (Unlimited)	1 (Unlimited)
REACH Status	REACH Unaffected	REACH Unaffected
Qualification	AEC-Q101	AEC-Q101
Product Status	Active	Active

Engineering Selection Recommendations

Both RBQ10NS45AFHTL and its parametric equivalent RBQ10NS45ATL are active, comply with ROHS3 and REACH standards, and possess AEC-Q101 automotive qualification. Substitution is permissible where identical parameters and compliance requirements are present. Selection criteria are strictly governed by the active status, full environmental compliance, and automotive grade certification, ensuring equivalency in applications that require these characteristics.

Frequently Asked Questions (FAQ)

Q1: What parameters are critical when selecting a substitute for RBQ10NS45AFHTL?
A1: The critical parameters are diode configuration, maximum DC reverse voltage, average rectified current per diode, maximum forward voltage drop at specified test current, reverse leakage current at rated voltage, speed category, mounting type, package/case, RoHS/REACH compliance, moisture sensitivity level, and automotive qualification.

Q2: Is the package type for RBQ10NS45AFHTL and its substitute identical?
A2: Yes, both RBQ10NS45AFHTL and RBQ10NS45ATL are supplied in the TO-263-3, D2PAK (2 Leads + Tab), TO-263AB surface mount package.

Q3: Are both the main part and substitute part automotive qualified?
A3: Yes, both parts have AEC-Q101 automotive qualification.

Q4: Do both the main and substitute parts have the same compliance status?
A4: Yes, both devices are ROHS3 compliant and REACH unaffected.

Q5: Can RBQ10NS45ATL be used in place of RBQ10NS45AFHTL without changes to the PCB footprint?
A5: Yes, both parts have the same package/case and supplier device package, ensuring PCB footprint compatibility.

Q6: Are electrical performance characteristics matched between these parts?
A6: Yes, all electrical performance criteria provided are identical between RBQ10NS45AFHTL and RBQ10NS45ATL.

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