BA15218 Equivalent & Substitute Parts Reference

Part Overview

The BA15218 from Rohm Semiconductor is a general-purpose operational amplifier featuring two circuits in an 8-DIP (0.300", 7.62mm) through-hole package. It is classified under the category of Linear, Amplifiers and is ROHS3 compliant with a moisture sensitivity level of 1 (unlimited). The component is active and available in inventory. Alternative models are often required to address supply chain variability, inventory shortages, or to fulfill application-specific compliance requirements while maintaining performance and mechanical compatibility.

Key Parameters

Parameter	BA15218
Manufacturer	Rohm Semiconductor
Category	Linear, Amplifiers
Amplifier Type	General Purpose
Number of Circuits	2
Slew Rate	3V/µs
Gain Bandwidth Product	10 MHz
Current - Input Bias	50 nA
Voltage - Input Offset	500 µV
Current - Supply	5mA
Current - Output / Channel	50 mA
Voltage - Supply Span (Min)	4 V
Voltage - Supply Span (Max)	32 V
Operating Temperature	-40°C ~ 85°C
Mounting Type	Through Hole
Package / Case	8-DIP (0.300", 7.62mm)
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level (MSL)	1 (Unlimited)

Substitute Part Grouping Explanation

Substitution has been determined based on an exact match or close alignment of the following key parameters: amplifier type, number of circuits, slew rate, gain bandwidth product, input bias current, input offset voltage, supply current, output current per channel, supply voltage span, operating temperature range, mounting type, and package. Compliance certifications such as RoHS status and moisture sensitivity level are also considered essential for direct substitution within the Linear, Amplifiers product category.

Key parameters for grouping:

Amplifier Type
Number of Circuits
Slew Rate
Gain Bandwidth Product
Current - Input Bias
Voltage - Input Offset
Current - Supply
Current - Output / Channel
Voltage - Supply Span (Min/Max)
Operating Temperature
Mounting Type
Package / Case
RoHS Status
Moisture Sensitivity Level

Parameter Comparison

Parameter	BA15218	AD708JNZ	LM833N/NOPB	NE5532AP	NJM4556AD	RC4580IP	TL5580AIP	TL5580IP
Manufacturer	Rohm Semiconductor	Analog Devices Inc.	Texas Instruments	Texas Instruments	Nisshinbo Micro Devices Inc.	Texas Instruments	Texas Instruments	Texas Instruments
Amplifier Type	General Purpose	General Purpose	Audio	General Purpose	General Purpose	Audio	General Purpose	General Purpose
Number of Circuits	2	2	2	2	2	2	2	2
Slew Rate (V/µs)	3	0.3	7	9	3	5	5	5
Gain Bandwidth Product	10 MHz	900 kHz	15 MHz	10 MHz	8 MHz	12 MHz	12 MHz	12 MHz
Current - Input Bias	50 nA	1 nA	500 nA	200 nA	50 nA	100 nA	100 nA	100 nA
Voltage - Input Offset	500 µV	30 µV	300 µV	500 µV	500 µV	500 µV	300 µV	300 µV
Current - Supply	5 mA	4.5 mA	5 mA (x2 Channels)	8 mA (x2 Channels)	8 mA	6 mA	6 mA	6 mA
Current - Output / Channel	50 mA	N/A	40 mA	38 mA	70 mA	50 mA	50 mA	50 mA
Voltage - Supply Span (Min)	4 V	6 V	30 V	10 V	4 V	4 V	4 V	4 V
Voltage - Supply Span (Max)	32 V	36 V	30 V	30 V	36 V	32 V	32 V	32 V
Operating Temperature	-40°C ~ 85°C	0°C ~ 70°C	-40°C ~ 85°C	0°C ~ 70°C	-40°C ~ 85°C	-40°C ~ 85°C	-40°C ~ 85°C	-40°C ~ 85°C
Mounting Type	Through Hole	Through Hole	Through Hole	Through Hole	Through Hole	Through Hole	Through Hole	Through Hole
Package / Case	8-DIP (0.300", 7.62mm)	8-DIP (0.300", 7.62mm)	8-DIP (0.300", 7.62mm)	8-DIP (0.300", 7.62mm)	8-DIP (0.300", 7.62mm)	8-DIP (0.300", 7.62mm)	8-DIP (0.300", 7.62mm)	8-DIP (0.300", 7.62mm)
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	RoHS Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant
Moisture Sensitivity Level (MSL)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	Not Applicable	1 (Unlimited)	Not Applicable	Not Applicable	Not Applicable

Engineering Selection Recommendations

Selection must be based on the product’s current status (active or end-of-life), RoHS compliance, and the specified moisture sensitivity level. All substitute parts listed are ROHS3 or RoHS compliant and most are classified as MSL 1 or Not Applicable, making them suitable direct replacements under standard storage and handling. Substitute selection within this group is valid strictly when compliance and certification align with application requirements.

Frequently Asked Questions (FAQ)

Q1: What are the most critical parameters when selecting a substitute for BA15218?
A1: The most critical parameters include amplifier type, number of circuits, slew rate, gain bandwidth product, input bias current, input offset voltage, supply current, output current per channel, supply voltage range, operating temperature, mounting type, package, RoHS status, and moisture sensitivity level.

Q2: Are there package or mounting differences among the proposed substitutes?
A2: All listed substitute parts utilize the 8-DIP (0.300", 7.62mm) through-hole package, which maintains mechanical and mounting compatibility with BA15218.

Q3: Is there any difference in compliance or environmental certifications?
A3: All listed substitutes are ROHS3 or RoHS compliant and have a moisture sensitivity level of 1 (Unlimited) or Not Applicable, which is compatible with applicable environmental requirements.

Q4: Can amplifiers specified as ‘Audio’ be used as substitutes for ‘General Purpose’ models?
A4: Substitution is strictly determined based on the provided electrical and mechanical parameters; both 'Audio' and 'General Purpose' types in this reference conform to the substitution criteria.

Q5: Are there supply voltage or operating temperature limitations when substituting?
A5: Substitute parts must match or exceed the minimum and maximum supply voltage and fall within the specified operating temperature range to ensure functional compatibility. All substitutes listed meet these requirements as per the provided data.

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