AL5890-30D-13 Equivalent & Substitute Parts

Part Overview

The AL5890-30D-13 is a linear LED driver IC manufactured by Diodes Incorporated, designed for single-output lighting and signage applications. This device operates as a 30mA constant current source with no dimming capability, housed in a TO-252 (DPAK) surface mount package. The part is classified as obsolete, making equivalent and substitute parts necessary for new designs and ongoing production support.

Key Parameters

Parameter	Value
Manufacturer Part Number	AL5890-30D-13
Manufacturer	Diodes Incorporated
Category	Power Management (PMIC)
Type	Linear LED Driver
Number of Outputs	1
Current - Output / Channel	30mA
Voltage - Supply (Min)	7V
Voltage - Supply (Max)	400V
Voltage - Output	400V
Dimming	No
Internal Switch(s)	No
Operating Temperature	-40°C ~ 105°C (TA)
Package / Case	TO-252-3, DPAK (2 Leads + Tab), SC-63
Mounting Type	Surface Mount
Product Status	Obsolete
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level (MSL)	3 (168 Hours)

Substitute Part Grouping Explanation

Substitution of the AL5890-30D-13 is determined by the following critical parameters:

Primary Substitution Criteria:

Single output LED driver topology
Linear driver architecture
Surface mount package compatibility (TO-252 or equivalent footprint)
Operating temperature range (-40°C minimum, 105°C minimum maximum)
Supply voltage range overlap (minimum 7V to 400V operation)
Current output capability (30mA baseline)
RoHS3 compliance and automotive-grade qualification where applicable

Substitution Categories:

Direct Parametric Equivalent (AL5890-40D-13): Same manufacturer, same package, same topology, higher current rating (40mA vs 30mA), identical voltage specifications, obsolete status.
Manufacturer Recommended Alternatives (Active Status): Parts from Diodes Incorporated (AL5810D-13), Rohm Semiconductor (BD8374HFP-MTR), Texas Instruments (LM3466MR/NOPB), and Analog Devices/Maxim Integrated (MAX series) that maintain linear driver topology with active product status and automotive qualification.
Functional Equivalents with Enhanced Features: Substitute parts offering PWM dimming capability, higher current ratings, or improved thermal performance while maintaining core LED driver functionality and package compatibility considerations.

Parameter Comparison

Part Number	Manufacturer	Type	Current Output (mA)	Supply Voltage Min (V)	Supply Voltage Max (V)	Dimming	Package	Product Status	Temp Range (°C)	Automotive Grade
AL5890-30D-13	Diodes Inc.	Linear	30	7	400	No	TO-252 (DPAK)	Obsolete	-40 ~ 105	No
AL5890-40D-13	Diodes Inc.	Linear	40	7	400	No	TO-252 (DPAK)	Obsolete	-40 ~ 105	No
AL5810D-13	Diodes Inc.	Linear	200	2.5	60	PWM	TO-252 (DPAK)	Active	-40 ~ 105	Yes (AEC-Q100)
BD8374HFP-MTR	Rohm Semi.	Linear	500	4.5	42	PWM	HRP-7	Active	-40 ~ 125	Yes (AEC-Q100)
LM3466MR/NOPB	Texas Instruments	Linear	1500	6	70	No	8-SO PowerPad	Active	-40 ~ 125	No
MAX16800ATE+	Analog Devices/Maxim	Linear	350	6.5	40	PWM	16-TQFN (5x5)	Active	-40 ~ 125	Yes (Automotive)
MAX16815ASA+	Analog Devices/Maxim	Linear	100	6.5	40	PWM	8-SOIC-EP	Active	-40 ~ 125	No
MAX16835ATE+T	Analog Devices/Maxim	Linear	350	6.5	40	PWM	16-TQFN (5x5)	Active	-40 ~ 125	Yes (AEC-Q100)
MAX16836ATE+T	Analog Devices/Maxim	Linear	350	6.5	40	PWM	16-TQFN (5x5)	Active	-40 ~ 125	Yes (AEC-Q100)
MAX16839ATT/V+T	Analog Devices/Maxim	Linear	100	5	40	PWM	6-TDFN (3x3)	Active	-40 ~ 125	Yes (AEC-Q100)
NUD4011DR2G	onsemi	Linear	70	N/A	200	PWM	8-SOIC	Active	-40 ~ 125	Yes (AEC-Q100)

Engineering Selection Recommendations

For Direct Replacement (Same Footprint, Same Topology): AL5890-40D-13 serves as a parametric equivalent with identical package and voltage specifications. Both parts are obsolete; this option maintains design compatibility but does not resolve long-term supply concerns.

For Active Product Status with Maintained Compatibility: AL5810D-13 (Diodes Incorporated) provides the closest active alternative from the original manufacturer. It retains TO-252 (DPAK) packaging and -40°C to 105°C operating range. The part introduces PWM dimming capability and automotive qualification (AEC-Q100), with higher current output (200mA) suitable for applications requiring increased drive capability.

For Automotive-Qualified Alternatives: BD8374HFP-MTR (Rohm Semiconductor), MAX16835ATE+T, MAX16836ATE+T, and MAX16839ATT/V+T all carry AEC-Q100 automotive qualification and active product status. These parts support PWM dimming and extended temperature ranges (-40°C to 125°C). Package changes require PCB layout modification.

For High-Current Applications: LM3466MR/NOPB (Texas Instruments) offers 1.5A output capability in an 8-SO PowerPad package with active status and extended temperature range. This part is suitable for applications requiring significantly higher LED drive current than the original 30mA specification.

For Compact Form Factor: MAX16839ATT/V+T provides the smallest footprint (6-TDFN, 3x3mm) with 100mA output, PWM dimming, and AEC-Q100 qualification. This option reduces PCB area while maintaining automotive-grade reliability.

Frequently Asked Questions (FAQ)

Q: Can AL5890-40D-13 be used as a direct drop-in replacement for AL5890-30D-13?

A: AL5890-40D-13 shares identical package (TO-252 DPAK), voltage specifications (7V to 400V), and topology. The 40mA output rating exceeds the 30mA specification of the original part. Both parts are obsolete. Electrical compatibility is maintained; however, circuit design must accommodate the higher current output to prevent LED over-current conditions.

Q: What is the primary limitation of using obsolete parts as substitutes?

A: Both AL5890-30D-13 and AL5890-40D-13 carry obsolete product status, indicating discontinued manufacturing and limited inventory availability. Long-term supply cannot be guaranteed. Active alternatives such as AL5810D-13, BD8374HFP-MTR, or MAX series parts provide ongoing availability and manufacturing support.

Q: Do all substitute parts require PCB layout changes?

A: AL5810D-13 maintains TO-252 (DPAK) packaging, allowing direct footprint compatibility. All other substitutes employ different packages (HRP-7, 8-SO PowerPad, 16-TQFN, 6-TDFN, 8-SOIC), requiring PCB redesign and layout modification.

Q: Which substitute parts carry automotive qualification?

A: AL5810D-13, BD8374HFP-MTR, MAX16835ATE+T, MAX16836ATE+T, MAX16839ATT/V+T, and NUD4011DR2G all carry AEC-Q100 automotive qualification. LM3466MR/NOPB and MAX16815ASA+ do not carry automotive qualification.

Q: How does PWM dimming capability affect substitution decisions?

A: The original AL5890-30D-13 provides no dimming functionality. Substitute parts offering PWM dimming (AL5810D-13, BD8374HFP-MTR, MAX16800ATE+, MAX16815ASA+, MAX16835ATE+T, MAX16836ATE+T, MAX16839ATT/V+T, NUD4011DR2G) enable brightness control through pulse-width modulation. Designs not requiring dimming can operate these parts with dimming disabled or at fixed PWM duty cycle.

Q: What supply voltage range considerations apply to substitution?

A: The original part operates from 7V to 400V. Most active substitutes operate at lower maximum voltages (40V to 70V), with the exception of NUD4011DR2G (200V maximum). Circuit design must verify that the selected substitute's voltage range accommodates the application's power supply specifications.

Q: Are all substitute parts RoHS3 compliant?

A: All parts listed, including the original AL5890-30D-13 and all substitutes, carry RoHS3 compliance certification. REACH status is unaffected for all parts.

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