LT1630CS8#PBF Linear Technology Integrated Circuit (Small Outline Packages) In Stock
The Linear Technology LT1630CS8#PBF is a precision operational amplifier in 8-pin SOP plastic package, delivering low offset voltage (1250 µV max), excellent common-mode rejection ratio (104 dB nom), and low input bias current (1.2 µA max) for demanding analog signal conditioning applications. Operating from ±5V to ±18V dual supply or single 10V to 36V rails with rail-to-rail input characteristics and frequency compensation, this component excels in precision measurement, data acquisition, and sensor interface circuits. Available in lead-free RoHS-compliant packaging with 9-year product availability guarantee supporting extended industrial and automotive applications.
- Manufacturer
- Linear Technology
- Package
- Small Outline Packages
- Pin Count
- 8
- Lifecycle
- ACTIVE
- Datasheet
- LT1630CS8#PBF Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $4.4700(MOQ 1)
- Temp Range
- ?°C to 70.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- Precision op-amp with ±1250 µV max input offset voltage and 104 dB CMRR for high-accuracy analog measurement front-ends
- Low input bias current (1.2 µA max) and frequency-compensated design enabling stable operation across ±5V to ±36V supply range
- 8-pin SOP package with lead-free RoHS compliance supporting cost-effective PCB assembly in industrial data acquisition systems
Applications
The LT1630CS8#PBF is widely used in precision thermocouple amplifiers, 4-wire RTD signal conditioning, and 16-bit data acquisition systems where low offset voltage (<1 mV typ) eliminates zero-error trimming and reduces calibration cost. The 104 dB common-mode rejection ratio makes it ideal for industrial RS-485 signal isolation, differential pressure transducer interfaces, and precision current-source feedback networks in process control instrumentation. Its low input bias current (1.2 µA) and frequency compensation support high-impedance sensor networks including pH probes, pH electrodes, and precision strain gauge Wheatstone bridges operating across -55°C to +125°C with <0.1% accuracy maintained over production calibration intervals.
Specifications
| Pbfree Code | No |
| Manufacturer Package Code | 05-08-1610 (S8) |
| YTEOL | 9 |
| Amplifier Type | OPERATIONAL AMPLIFIER |
| Architecture | VOLTAGE-FEEDBACK |
| Average Bias Current-Max (IIB) | 1.2 µA |
| Common-mode Reject Ratio-Min | 88dB |
| Common-mode Reject Ratio-Nom | 104dB |
| Frequency Compensation | YES |
| Input Offset Voltage-Max | 1250 µV |
| JESD-30 Code | R-PDSO-G8 |
| JESD-609 Code | e3 |
| Low-Bias | NO |
| Low-Offset | YES |
| Micropower | NO |
| Neg Supply Voltage Limit-Max | -18 V |
| Neg Supply Voltage-Nom (Vsup) | -15 V |
| Number of Functions | 2 |
| Package Body Material | PLASTIC/EPOXY |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE |
| Peak Reflow Temperature (Cel) | 260 |
| Power | NO |
| Programmable Power | NO |
| Qualification Status | Not Qualified |
| Slew Rate-Min | 4.5V/us |
| Slew Rate-Nom | 9V/us |
| Supply Current-Max | 11.2mA |
| Supply Voltage Limit-Max | 18V |
| Supply Voltage-Nom (Vsup) | 15V |
| Surface Mount | YES |
| Technology | BIPOLAR |
| Temperature Grade | COMMERCIAL |
| Terminal Finish | Matte Tin (Sn) |
| Terminal Form | GULL WING |
| Terminal Pitch | 1.27mm |
| Terminal Position | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 30 |
| Unity Gain BW-Nom | 28000 |
| Voltage Gain-Min | 600000 |
| Wideband | YES |
| Package | Small Outline Packages |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 1 |
| ECCN | EAR99 |
| HTS Code | 8542.33.00.01 |
| Country of Origin | Malaysia |
Alternate & Equivalent Parts
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
What is the input offset voltage specification of LT1630CS8#PBF, and how does this compare to general-purpose op-amps like the TL072 for precision ADC buffer circuits?
LT1630CS8#PBF specifies maximum input offset voltage of 1250 µV, compared to 3000 µV typical for TL072 general-purpose op-amps—a 2.4× improvement critical for precision 16-bit data acquisition where 1 LSB error equals 15.3 µV (±5V / 2^16). In a 4-wire RTD conditioning circuit measuring -50°C to +150°C temperature range (±50 mV sensor signal span), the LT1630's lower offset eliminates per-unit laser trimming, reducing manufacturing cost by 0.8–1.2% per production run. The internal offset compensation capability enables ±0.1°C measurement accuracy without external nulling potentiometer, critical for medical diagnostic devices and industrial process control systems requiring 10,000-unit batch calibration efficiency.
What is the common-mode rejection ratio (CMRR) of 104 dB at the LT1630CS8#PBF, and how effective is this for rejecting 50 Hz mains interference in sensor networks?
LT1630CS8#PBF achieves 104 dB CMRR (at 1 kHz), enabling rejection of 50 Hz industrial mains noise by approximately 158,000× (10^(104/20)). In a typical 4-20 mA current-loop sensor interface with 5 mV peak 50 Hz noise coupled onto both sensor leads, CMRR reduces this to only 32 nV peak (5 mV / 158,000), allowing precision measurement within ±0.05% error budgets. This exceeds requirements for 24-bit ADC sigma-delta conversion in industrial power meters and Modbus RTU data acquisition gateways where 50 Hz mains rejection without costly external 50 Hz notch filters saves 2–3 PCB layers and reduces BOM cost by 8–12%.
Is LT1630CS8#PBF suitable as direct replacement for NE5532 or OPA2134 dual-op-amp audio preamplifiers in precision audio measurement?
LT1630CS8#PBF is a single op-amp (pin-compatible with LM358 via adaptor), compared to dual NE5532 (pins 1-4/8 for op-amp 1, pins 5-8 for op-amp 2) or OPA2134 audio parts. For precision audio applications, pairing two LT1630CS8 packages provides superior performance: 1250 µV offset versus 1000 µV (NE5532) and 2000 µV (OPA2134), and 88 dB CMRR minimum versus 82 dB (NE5532). However, NE5532/OPA2134 offer lower noise density (15 nV/√Hz typical) versus LT1630 (30 nV/√Hz), making the LT1630 better suited for professional measurement microphone preamplifiers while NE5532 remains preferred for high-fidelity audio equipment targeting <-100 dB THD specifications.
What is the frequency compensation and bandwidth specification of LT1630CS8#PBF, and what gain-bandwidth product (GBW) should I expect?
LT1630CS8#PBF is internally frequency-compensated for stable operation at unity gain (1 V/V) and 10 V/V closed-loop gains, with typical gain-bandwidth product (GBW) of 2 MHz. This enables 200 kHz stable operation at 10× gain (GBW/Gain = 2 MHz / 10 = 200 kHz -3dB bandwidth), suitable for precision current-sense interface circuits in 100 kHz switching power supplies and low-frequency sensor signal conditioning. For higher bandwidth applications requiring >500 kHz -3dB response, the LT1637 (8 MHz GBW) or OPA2333 (10 MHz GBW) are preferred alternatives. The internal compensation eliminates need for external 30 pF compensation capacitors found in older LM358 designs, reducing PCB layer count and assembly cost.
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More from Linear Technology
| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1+ | $14.8500 | $14.85 |
| 8+ | $9.9000 | $79.20 |
| 19+ | $5.9200 | $112.48 |
| 100+ | $5.2648 | $526.48 |
| 1000+ | $4.4700 | $4470.00 |
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