Texas Instruments TL032AIP
- Part No.:
- TL032AIP
- Manufacturer:
- Texas Instruments
- Category:
- Instrumentation, Op Amps, Buffer Amps
- Package:
- 8-DIP (0.300", 7.62mm)
- Datasheet:
-
TL032AIP.pdf
- Description:
- IC OPAMP JFET 2 CIRCUIT 8DIP
- Quantity:
- Payment:

- Shipping:

Inventory:4,106
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Product details
Overview
TL032AIP from Texas Instruments is a dual-channel, JFET-input operational amplifier optimized for low-power, low-offset precision applications. It delivers 1.1 MHz unity-gain bandwidth, ±15 V and ±5 V supply operation, 2.9 V/μs slew rate (positive), 1.5 mV max input offset voltage (TL032AI spec), and 1012 Ω input resistance - enabling high-impedance sensor interfacing in solar inverters and motor drive feedback loops.
For engineers reviewing the TL032AIP datasheet, TL032AIP pinout, TL032AIP application, or TL032AIP equivalent, this page provides verified specifications, SOIC-8 package layout, real-world use cases in AC servo control and string inverter signal conditioning, and two validated alternative op-amps with documented parameter trade-offs.
Technical Context
The TL032AIP uses Texas Instruments' enhanced FET process to achieve improved DC accuracy (on-chip offset trimming) and AC performance (higher slew rate and bandwidth) over the TL06x family without increasing quiescent current. Its JFET input stage provides inherently high input impedance and low input bias current (≤200 pA at 25°C).
It is fully specified across ±5 V and ±15 V dual supplies, with common-mode input range extending to within 1.5 V of rails at ±5 V and ±11.5 V at ±15 V. Operation from single supplies requires external DC biasing and virtual-ground generation (e.g., TLE2426).
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Channels | Dual - supports independent signal conditioning paths in compact space-constrained designs |
| Supply Voltage | ±5 V to ±15 V - compatible with standard industrial dual-rail systems and legacy analog test equipment |
| Input Offset Voltage | Max 1.5 mV (TL032AI, 25°C) - enables accurate DC-coupled amplification without manual nulling |
| Slew Rate | 2.9 V/μs (positive, ±15 V, 25°C) - supports clean 100 kHz sine-wave output at ±10 V swing |
| Unity-Gain Bandwidth | 1.1 MHz - sufficient for anti-aliasing filters and closed-loop motor current sensing up to ~100 kHz |
| Input Bias Current | ≤200 pA (25°C) - preserves signal integrity when driving from MΩ-range sensors or photodiode transimpedance nodes |
| CMRR | Min 75 dB (±15 V, 25°C) - rejects common-mode noise in noisy power-stage environments like inverter gate drivers |
Pinout & Package
TL032AIP is supplied in an 8-pin SOIC (D) package measuring 4.9 mm × 6 mm, with industry-standard pin spacing and thermal resistance (θJA = 86 °C/W).
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| 1OUT | Output, channel 1 | Amplified output signal for first op-amp; drives loads up to ±40 mA |
| 1IN– | Inverting Input, channel 1 | Negative feedback node; high-impedance (1012 Ω) JFET input |
| 1IN+ | Non-Inverting Input, channel 1 | Reference or signal input; same high-Z characteristic as inverting input |
| VCC– | Power supply negative | Connect to system ground or negative rail; must be stable and low-noise |
| 2IN+ | Non-Inverting Input, channel 2 | Independent second amplifier input; no internal coupling to channel 1 |
| 2IN– | Inverting Input, channel 2 | Second amplifier's feedback node; electrically isolated from channel 1 inputs |
| 2OUT | Output, channel 2 | Second independent output; crosstalk attenuation ≥120 dB ensures channel isolation |
| VCC+ | Power supply positive | Connect to positive rail; decoupling capacitor (0.1 μF) recommended near pin |
Key Features
| Feature | Design Value |
|---|---|
| On-chip offset-voltage trimming | Reduces initial VIO to ≤1.5 mV (TL032AI), eliminating need for external nulling circuitry in production |
| FET-input architecture | Delivers 1012 Ω input resistance and ≤200 pA input bias current - critical for high-Z sensor front-ends |
| Low quiescent current | 250 μA per amplifier (max, ±15 V) - enables battery-powered or energy-harvesting monitoring nodes |
| Enhanced AC performance | 2.9 V/μs slew rate and 1.1 MHz GBW at same power as TL062 - improves transient response in closed-loop control |
| Wide temperature grade | Specified from –40°C to +85°C (I-suffix) - suitable for industrial motor drives and outdoor solar inverters |
Applications
| Solar Energy: String Inverter Signal Conditioning | Motor Drives: AC Servo Current Feedback |
|---|---|
Use Scenario: Amplifying shunt-resistor voltage drops in MPPT sections of residential string inverters under variable irradiance and temperature. IC Role / Device Role / Timing Role: Dual-channel precision instrumentation amplifier front-end, with one channel for current sensing and the other for voltage sensing. Use Value: Low input bias current prevents shunt measurement error; low offset enables <1% full-scale error at 50 mV sense range. | Use Scenario: Closed-loop phase current sensing in three-phase AC servo drives operating at 10–20 kHz PWM frequencies. IC Role / Device Role / Timing Role: High-fidelity current amplifier feeding ADC inputs; operates in ±15 V rails alongside gate drivers. Use Value: 1.1 MHz bandwidth supports accurate reconstruction of distorted current waveforms; 120 dB crosstalk prevents inter-phase interference. |
| Single-Phase Online UPS: Battery Voltage Monitoring | Industrial PLC Analog Input Modules |
Use Scenario: Scaling and buffering 0–60 V battery pack voltage for microcontroller ADC in line-interactive UPS systems. IC Role / Device Role / Timing Role: Rail-to-rail input-capable buffer with gain-setting resistors; referenced to system ground. Use Value: Common-mode range extends to –11.5 V at ±15 V supply, allowing direct connection to battery midpoints without level-shifting. | Use Scenario: Signal conditioning of 4–20 mA loop inputs and thermocouple signals in modular I/O cards. IC Role / Device Role / Timing Role: Low-drift, low-noise preamplifier stage before programmable-gain instrumentation amps. Use Value: 1.5 mV max offset and 10.8 μV/°C tempco ensure <0.1% FS drift over 0–70°C ambient - meeting Class A accuracy requirements. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar dual JFET-input operational amplifier applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| TL072CDR | Higher slew rate (13 V/μs), higher input offset (6 mV max), no on-chip trimming | Better for wideband AC-coupled audio; less suitable for precision DC-coupled current sensing | Select TL072CDR only if bandwidth >5 MHz is required and offset drift can be calibrated out |
| OPA2134PA | Lower noise (8 nV/√Hz), lower input bias (1 pA), higher cost, SO-8 package | Preferred for high-fidelity audio and precision instrumentation where sub-mV offset and ultra-low noise are mandatory | Choose OPA2134PA when long-term stability and 1/f noise performance outweigh cost and power constraints |
Compared with TL032AIP, TL072CDR trades DC precision for speed and OPA2134PA delivers superior noise and bias specs at higher cost and power - making TL032AIP the optimal balance for industrial power electronics requiring robust, trimmed low-offset performance at micropower levels.
Availability
TL032AIP is available at Aetrix Electronics and suitable for solar energy inverters, motor drive feedback circuits, and industrial UPS systems requiring stable component supply, extended temperature support, and JFET-input precision.
Supply support for TL032AIP includes scheduled delivery planning, volume procurement assistance, BOM continuity management, traceable sourcing, and lifecycle availability coordination for OEM customers, industrial embedded developers, connected-device designers, and electronics production programs.
Manufacturer
Texas Instruments is a global semiconductor leader delivering analog and embedded processing solutions, with decades of expertise in precision op-amps and power management ICs.
The TL03x family was designed specifically to upgrade TL06x-based systems with improved DC accuracy and AC response while maintaining micropower operation - targeting industrial control, renewable energy, and motor drive signal chains.
FAQ
What is the maximum supply voltage rating for TL032AIP?
The TL032AIP has an absolute maximum supply voltage rating of ±18 V. It is fully characterized and guaranteed to operate across the recommended range of ±5 V to ±15 V. Exceeding ±18 V risks permanent damage, and operation above ±15 V voids parametric guarantees per the datasheet's Recommended Operating Conditions table.
Does TL032AIP support single-supply operation?
TL032AIP is designed for dual-supply operation but can be used with single supplies when proper DC biasing is applied. The input common-mode range does not include the negative rail, so a virtual ground (e.g., TI TLE2426) or resistor divider is required to establish a mid-supply reference point for both inputs and output swing.
What is the input offset voltage specification for TL032AIP at 25°C?
The TL032AIP (I-suffix, –40°C to +85°C grade) has a maximum input offset voltage of 1.5 mV at 25°C under ±15 V supply conditions. This value is guaranteed per the TL032AI Electrical Characteristics table (Section 5.10), reflecting its on-chip offset trimming capability.
How does TL032AIP compare to TL062 in terms of power consumption?
TL032AIP draws 250 μA per amplifier (max, ±15 V), matching the typical quiescent current of TL062 but achieving higher slew rate (2.9 V/μs vs. 3.5 V/μs typ for TL062) and lower offset (1.5 mV max vs. 15 mV max for TL062). Thus, TL032AIP delivers superior precision and speed at equivalent micropower levels.
Is TL032AIP pin-compatible with other dual op-amps in SOIC-8 packages?
TL032AIP follows the industry-standard dual op-amp pinout (pin 1 = OUT A, pin 2 = IN– A, pin 3 = IN+ A, pin 4 = V–, pin 5 = IN+ B, pin 6 = IN– B, pin 7 = OUT B, pin 8 = V+), making it pin-compatible with TL072, TL082, and LM358 (though LM358 is bipolar and not drop-in due to different input structure and bias requirements).
TL032AIP Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Texas Instruments
- Series:
- -
- Package/Case:
- 8-DIP (0.300", 7.62mm)
- Packaging:
- Bulk
- Product Status:
- Active
- Amplifier Type:
- J-FET
- Number of Circuits:
- 2
- Output Type:
- -
- Slew Rate:
- 5.1V/µs
- Gain Bandwidth Product:
- 1.1 MHz
- -3db Bandwidth:
- -
- Current - Input Bias:
- 2 pA
- Voltage - Input Offset:
- 570 µV
- Current - Supply:
- 434µA (x2 Channels)
- Current - Output / Channel:
- 40 mA
- Voltage - Supply Span (Min):
- 10 V
- Voltage - Supply Span (Max):
- 30 V
- Operating Temperature:
- -40°C ~ 85°C
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Through Hole
- Supplier Device Package:
- 8-PDIP
TL032AIP FAQ
1.How can I place an order for TL032AIP through Aetrix?
Please submit a Request for Quotation (RFQ) for TL032AIP on Aetrix. Our sales agent will provide a competitive quotation and guide you through the order confirmation once you accept the terms.
2.Are the price and stock information for TL032AIP reliable?
The price and inventory of TL032AIP are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for TL032AIP is usually 5 days.
3.What payment methods are accepted for TL032AIP?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for TL032AIP transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for TL032AIP?
TL032AIP orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your TL032AIP order is processed, you will receive an email with the shipment details and tracking number.
Note: Tracking information may take up to 24 hours to appear. Express delivery typically takes 3–5 business days.
5.How can I obtain technical support or documentation for TL032AIP?
For technical support, including TL032AIP datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your TL032AIP requirements.
6.How does Aetrix verify that TL032AIP is sourced from the original manufacturer or authorized distributors?
All TL032AIP products on Aetrix are procured from qualified distributors and authorized channels. Our dedicated quality assurance team conducts strict verification, including traceability checks and, if necessary, third-party testing. This ensures that TL032AIP meets industry standards.
7.What is the process for return or replacement of TL032AIP?
All TL032AIP units undergo pre-shipment inspection (PSI). If there is an issue with TL032AIP, returns or replacements are accepted under the following conditions:
1.Quantity discrepancies, incorrect items, or visible external defects (such as breakage or corrosion), acknowledged by Aetrix.
2.The issue is reported within 90 days of delivery.
3.The TL032AIP part is unused and in its original packaging.
Return procedure for TL032AIP:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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