EL8201IS-T7 Equivalent & Substitute Parts

Part Overview

The EL8201IS-T7 is a general purpose operational amplifier manufactured by Renesas Electronics Corporation, configured as a dual-circuit (2-channel) rail-to-rail amplifier in an 8-SOIC surface mount package. This device is classified as obsolete product status, necessitating identification of active equivalent and substitute components for new designs and ongoing production requirements. The EL8201IS-T7 operates across a 3V to 5V supply span with a slew rate of 200V/µs and gain bandwidth product of 100 MHz, making it suitable for general purpose amplification applications requiring moderate to high-speed performance.

Key Parameters

Parameter	Value
Manufacturer Part Number	EL8201IS-T7
Manufacturer	Renesas Electronics Corporation
Category	Linear, Amplifiers
Number of Circuits	2
Output Type	Rail-to-Rail
Package / Case	8-SOIC (0.154", 3.90mm Width)
Mounting Type	Surface Mount
Slew Rate	200V/µs
Gain Bandwidth Product	100 MHz
-3dB Bandwidth	200 MHz
Voltage - Supply Span (Min)	3 V
Voltage - Supply Span (Max)	5 V
Operating Temperature	-40°C ~ 85°C
Current - Supply	2mA (x2 Channels)
Current - Output / Channel	65 mA
Voltage - Input Offset	800 µV
Current - Input Bias	1.6 µA
Product Status	Obsolete
RoHS Status	RoHS non-compliant

Substitute Part Grouping Explanation

Substitution of the EL8201IS-T7 is determined by strict adherence to the following electrical and mechanical parameters:

Primary Substitution Criteria:

Dual-circuit configuration (2 circuits minimum)
Rail-to-rail output capability
8-SOIC surface mount package (0.154", 3.90mm width)
Operating temperature range of -40°C to 85°C or wider
Supply voltage span compatibility with 3V to 5V range

Secondary Compatibility Parameters:

Slew rate performance (200V/µs baseline)
Gain bandwidth product (100 MHz baseline)
Input offset voltage and input bias current characteristics
Output current capability per channel (65 mA baseline)
Supply current consumption

The substitute parts identified fall into two functional categories: CMOS amplifiers (OPA2337UA, OPA2337UA/2K5, OPA2338UA, OPA2338UA/2K5) and voltage feedback amplifiers (OPA2835ID, OPA2835IDR, OPA2836ID, OPA2836IDR). All substitute parts maintain the required 8-SOIC package format and dual-circuit topology. CMOS variants offer lower input bias current and reduced supply current consumption. Voltage feedback variants provide enhanced slew rate and bandwidth performance characteristics.

Parameter Comparison

Parameter	EL8201IS-T7	OPA2337UA / OPA2337UA/2K5	OPA2338UA / OPA2338UA/2K5	OPA2835ID / OPA2835IDR	OPA2836ID / OPA2836IDR
Manufacturer	Renesas	Texas Instruments	Texas Instruments	Texas Instruments	Texas Instruments
Number of Circuits	2	2	2	2	2
Output Type	Rail-to-Rail	Rail-to-Rail	Rail-to-Rail	Differential, Rail-to-Rail	Differential, Rail-to-Rail
Package / Case	8-SOIC	8-SOIC	8-SOIC	8-SOIC	8-SOIC
Mounting Type	Surface Mount	Surface Mount	Surface Mount	Surface Mount	Surface Mount
Slew Rate	200V/µs	1.2V/µs	4.6V/µs	160V/µs	560V/µs
Gain Bandwidth Product	100 MHz	3 MHz	12.5 MHz	31 MHz	118 MHz
-3dB Bandwidth	200 MHz	N/A	N/A	3.1 MHz	205 MHz
Voltage - Supply Span (Min)	3 V	2.7 V	2.7 V	2.5 V	2.5 V
Voltage - Supply Span (Max)	5 V	5.5 V	5.5 V	5.5 V	5.5 V
Operating Temperature	-40°C ~ 85°C	-40°C ~ 85°C	-40°C ~ 85°C	-40°C ~ 125°C	-40°C ~ 125°C
Current - Supply	2mA (x2)	525µA (x2)	525µA (x2)	250µA (x2)	1mA (x2)
Current - Output / Channel	65 mA	9 mA	9 mA	40 mA	50 mA
Voltage - Input Offset	800 µV	500 µV	500 µV	100 µV	65 µV
Current - Input Bias	1.6 µA	0.2 pA	0.2 pA	200 nA	650 nA
Product Status	Obsolete	Active	Active	Active	Active
RoHS Status	RoHS non-compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant

Engineering Selection Recommendations

For Low-Power Applications with Relaxed Bandwidth Requirements:

The OPA2337UA and OPA2337UA/2K5 (CMOS amplifiers) are suitable substitutes when supply current minimization is a primary design objective. These devices consume 525µA per dual-channel configuration compared to the EL8201IS-T7's 2mA, representing a 73% reduction in quiescent current. The trade-off is significantly reduced slew rate (1.2V/µs) and gain bandwidth product (3 MHz). These parts are active products with ROHS3 compliance and extended supply voltage range (2.7V to 5.5V). OPA2337UA is available in tube packaging, while OPA2337UA/2K5 is supplied in tape and reel format.

For Moderate-Speed Applications with Improved Bandwidth:

The OPA2338UA and OPA2338UA/2K5 represent an intermediate performance tier, offering 4.6V/µs slew rate and 12.5 MHz gain bandwidth product with identical low input bias current (0.2 pA) and reduced supply current (525µA per dual-channel). These CMOS devices maintain full ROHS3 compliance and active product status. OPA2338UA is available in tube packaging; OPA2338UA/2K5 is supplied in tape and reel format with higher inventory availability (6672 units).

For High-Speed Applications with Enhanced Performance:

The OPA2836ID and OPA2836IDR (voltage feedback amplifiers) provide performance characteristics most closely aligned with the EL8201IS-T7's original specifications. These devices deliver 560V/µs slew rate and 118 MHz gain bandwidth product, exceeding the original part's 200V/µs and 100 MHz performance. The -3dB bandwidth of 205 MHz matches the EL8201IS-T7's specification. Output current per channel (50 mA) approaches the original 65 mA capability. These parts are active products with ROHS3 compliance and extended operating temperature range (-40°C to 125°C). OPA2836ID is available in tube packaging; OPA2836IDR is supplied in cut tape and Digi-Reel format.

For Balanced Performance and Compliance:

The OPA2835ID and OPA2835IDR (voltage feedback amplifiers) offer intermediate performance with 160V/µs slew rate and 31 MHz gain bandwidth product. These devices provide superior input offset voltage (100 µV) and lower input bias current (200 nA) compared to the EL8201IS-T7. Extended operating temperature range (-40°C to 125°C) and ROHS3 compliance support modern design requirements. OPA2835ID is available in tube packaging; OPA2835IDR is supplied in cut tape and Digi-Reel format.

All substitute parts maintain the required 8-SOIC surface mount package format and dual-circuit topology. All identified substitutes are active products with ROHS3 compliance, addressing the obsolete and non-compliant status of the EL8201IS-T7.

Frequently Asked Questions (FAQ)

Q: Can the OPA2337UA or OPA2338UA directly replace the EL8201IS-T7 in existing designs?

A: Direct replacement requires circuit-level evaluation. Both OPA2337UA and OPA2338UA maintain the 8-SOIC package, dual-circuit configuration, and rail-to-rail output capability. However, the significantly reduced slew rate (1.2V/µs and 4.6V/µs respectively, compared to 200V/µs) and gain bandwidth product (3 MHz and 12.5 MHz respectively, compared to 100 MHz) may impact circuit performance in high-speed applications. Input bias current is substantially lower (0.2 pA versus 1.6 µA), which may require circuit compensation adjustments. Supply current consumption is reduced by 73%, which may benefit power-constrained designs.

Q: What is the primary advantage of OPA2836ID or OPA2836IDR over the EL8201IS-T7?

A: The OPA2836ID and OPA2836IDR deliver superior high-frequency performance with 560V/µs slew rate and 118 MHz gain bandwidth product, compared to the EL8201IS-T7's 200V/µs and 100 MHz. The -3dB bandwidth of 205 MHz exceeds the original specification of 200 MHz. These voltage feedback amplifiers also provide lower input offset voltage (65 µV versus 800 µV) and extended operating temperature range (-40°C to 125°C versus -40°C to 85°C). Active product status and ROHS3 compliance support modern manufacturing and regulatory requirements.

Q: Are there packaging format differences between substitute options?

A: All substitute parts maintain the 8-SOIC surface mount package (0.154", 3.90mm width) required for direct PCB compatibility. Packaging format variations exist at the distribution level: OPA2337UA and OPA2338UA are supplied in tube format; OPA2337UA/2K5 and OPA2338UA/2K5 are supplied in tape and reel format. OPA2835ID and OPA2836ID are supplied in tube format; OPA2835IDR and OPA2836IDR are supplied in cut tape and Digi-Reel format. These distribution format differences do not affect electrical performance or PCB mounting compatibility.

Q: Which substitute part offers the best compliance profile for new designs?

A: All identified substitute parts (OPA2337UA, OPA2337UA/2K5, OPA2338UA, OPA2338UA/2K5, OPA2835ID, OPA2835IDR, OPA2836ID, OPA2836IDR) are ROHS3 compliant active products. The EL8201IS-T7 is classified as RoHS non-compliant and obsolete. For new designs subject to RoHS compliance requirements, any of the identified substitutes satisfy regulatory mandates. Selection among compliant options should be based on performance requirements and supply voltage compatibility.

Q: What is the supply voltage compatibility range for substitute parts?

A: The EL8201IS-T7 operates across 3V to 5V supply span. All identified substitute parts support this range with extended minimum supply voltage: OPA2337UA, OPA2337UA/2K5, OPA2338UA, and OPA2338UA/2K5 operate from 2.7V to 5.5V; OPA2835ID, OPA2835IDR, OPA2836ID, and OPA2836IDR operate from 2.5V to 5.5V. All substitutes are compatible with the original 3V to 5V operating range and support lower supply voltage applications.

Q: How do input bias current characteristics differ between substitute options?

A: The EL8201IS-T7 exhibits 1.6 µA input bias current. CMOS substitutes (OPA2337UA, OPA2337UA/2K5, OPA2338UA, OPA2338UA/2K5) provide 0.2 pA input bias current, representing a 10,000-fold reduction. Voltage feedback substitutes provide intermediate values: OPA2835ID and OPA2835IDR exhibit 200 nA; OPA2836ID and OPA2836IDR exhibit 650 nA. Lower input bias current reduces input offset current errors and may eliminate the need for bias current compensation in precision applications.

Q: Are there output current limitations with substitute parts?

A: The EL8201IS-T7 provides 65 mA output current per channel. CMOS substitutes (OPA2337UA, OPA2337UA/2K5, OPA2338UA, OPA2338UA/2K5) provide 9 mA per channel, representing a significant reduction suitable only for low-current applications. Voltage feedback substitutes provide higher output current: OPA2835ID and OPA2835IDR provide 40 mA per channel; OPA2836ID and OPA2836IDR provide 50 mA per channel. Applications requiring the full 65 mA output current capability should select OPA2836ID or OPA2836IDR as the closest performance match.

Q: What operating temperature range considerations apply to substitute selection?

A: The EL8201IS-T7 operates across -40°C to 85°C. CMOS substitutes (OPA2337UA, OPA2337UA/2K5, OPA2338UA, OPA2338UA/2K5) maintain this identical temperature range. Voltage feedback substitutes (OPA2835ID, OPA2835IDR, OPA2836ID, OPA2836IDR) extend the upper operating limit to 125°C, providing enhanced thermal margin for high-temperature applications. All substitutes support the original -40°C to 85°C range and are suitable for designs operating within this specification.

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