Analog Devices Inc. LTC6252CS6#TRPBF
- Part No.:
- LTC6252CS6#TRPBF
- Manufacturer:
- Analog Devices Inc.
- Category:
- Instrumentation, Op Amps, Buffer Amps
- Package:
- SOT-23-6 Thin, TSOT-23-6
- Datasheet:
-
LTC6252CS6#TRPBF.pdf
- Description:
- IC OPAMP GP 1 CIRCUIT TSOT23-6
- Quantity:
- Payment:

- Shipping:

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Product details
Overview
LTC6252CS6#TRPBF from Analog Devices (formerly Linear Technology) is a single-channel, rail-to-rail input/output operational amplifier optimized for high-speed, low-power signal conditioning. It delivers 720MHz gain-bandwidth product, 280V/µs slew rate, and 2.75nV/√Hz input voltage noise at just 3.5mA supply current, operating from 2.5V to 5.25V supplies. It is widely used as an ADC driver in battery-powered 16-bit data acquisition systems.
For engineers reviewing the LTC6252CS6#TRPBF datasheet, LTC6252CS6#TRPBF pinout, LTC6252CS6#TRPBF application, or LTC6252CS6#TRPBF equivalent, key selection criteria include its TSOT-23-6 package footprint, shutdown capability (42µA disable current), rail-to-rail swing with ±90mA output drive, and verified performance at 2.7V and 5V supplies across –40°C to 125°C.
Technical Context
The LTC6252CS6#TRPBF employs a dual-input-stage architecture-PNP pair active from V– to ~1.2V below V+, and NPN pair taking over near V+-enabling true rail-to-rail common-mode input range (0V to VS). This design maintains stable offset (<350µV typ. PNP mode) and bias current (<100nA typ. at mid-supply) across the full input range.
Its unity-gain-stable 720MHz GBW and 400MHz –3dB bandwidth are achieved with internal compensation optimized for 1kΩ load driving; output stage uses complementary common-emitter topology to deliver rail-to-rail swing and fast recovery from overdrive (3.5µs turn-on, 2µs turn-off).
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Gain-Bandwidth Product | 720MHz - Enables stable unity-gain operation up to 400MHz closed-loop bandwidth for high-frequency filtering or ADC buffering. |
| Slew Rate | 280V/µs - Supports clean 4V step response in <36ns, critical for driving SAR ADCs without distortion. |
| Input Voltage Noise | 2.75nV/√Hz @ 1MHz - Low-noise performance preserves SNR in precision front-end amplification stages. |
| Supply Current | 3.5mA max per amplifier - Enables high-speed operation in power-constrained portable instrumentation. |
| Input Common-Mode Range | 0V to VS - Accepts signals from ground to supply rail, simplifying level-shifting in single-supply systems. |
| Output Swing | Rail-to-rail - Delivers full dynamic range into 1kΩ load, minimizing headroom loss in low-voltage designs. |
| Shutdown Current | 42µA - Reduces system standby power while retaining fast wake-up (3.5µs) for duty-cycled applications. |
Pinout & Package
Package: 6-Lead Plastic TSOT-23 (S6), 2.9mm × 1.6mm × 0.8mm profile, exposed pad not present, RoHS-compliant lead-free finish.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| 1 - OUT | Amplifier output | Delivers rail-to-rail voltage swing; capable of sourcing/sinking ≥90mA into 1kΩ load at 5V supply. |
| 2 - V– | Negative supply terminal | Typically connected to GND; supports negative supply down to –2.75V if total supply ≤5.25V. |
| 3 - +IN | Non-inverting input | Full rail-to-rail common-mode range (0V to V+); input bias current <100nA at mid-supply. |
| 4 - –IN | Inverting input | Matches +IN in CMVR and noise; differential input capacitance is 2.5pF (diff mode). |
| 5 - SHDN | Active-low shutdown control | Pulled low (<0.8V) disables amplifier; draws <55µA; floating or >2V enables normal operation. |
| 6 - V+ | Positive supply terminal | Accepts 2.5V to 5.25V; PSRR >66.5dB ensures immunity to supply ripple in noisy environments. |
Key Features
| Feature | Design Value |
|---|---|
| Rail-to-rail input and output | Enables direct interfacing with ADCs and DACs operating at same supply without level shifters. |
| 720MHz gain-bandwidth product | Supports high-fidelity signal conditioning up to 400MHz in unity-gain configuration for RF sampling front ends. |
| 2.75nV/√Hz input voltage noise | Maintains >92dB SNR when driving 16-bit ADCs like LTC2393-16 at 1Msps sample rate. |
| 42µA shutdown current | Reduces power by >98% during idle periods in portable medical or sensor nodes with burst-mode operation. |
| Specified from –40°C to 125°C | Validates performance in automotive under-hood and industrial motor-control environments without derating. |
Applications
| ADC Driver | Rail-to-Rail Buffer |
|---|---|
|
Use Scenario: Driving the analog input of a 16-bit SAR ADC (e.g., LTC2393-16) in a 5V single-supply data acquisition system. IC Role / Device Role / Timing Role: High-speed, low-noise buffer that settles to 0.1% in 36ns and maintains THD < –100dBc at 20kHz. Use Value: Preserves 93.28dB SNR and 104.7dB SFDR measured with fS = 1Msps, enabling full 16-bit ENOB utilization. |
Use Scenario: Level-shifting and impedance transformation for sensor outputs in low-voltage IoT edge nodes. IC Role / Device Role / Timing Role: Unity-gain follower with rail-to-rail I/O, operating from 2.7V supply and consuming only 3.5mA. Use Value: Eliminates external biasing components; supports direct connection to 0–2.7V thermistor or bridge sensor outputs. |
| Active Filter Stage | Battery-Powered Instrumentation |
|
Use Scenario: Second-order Sallen-Key low-pass filter in portable oscilloscope front end with 100MHz cutoff. IC Role / Device Role / Timing Role: High-GBW, low-distortion amplifier providing precise pole placement and minimal phase error. Use Value: Achieves <0.05° differential phase and 0.1% differential gain error at NTSC frequencies, preserving video fidelity. |
Use Scenario: Signal conditioning in handheld multimeter or portable spectrum analyzer powered by Li-ion battery. IC Role / Device Role / Timing Role: Precision op amp with shutdown mode activated between measurements to extend battery life. Use Value: Cuts quiescent power from 3.5mA to 42µA during standby-extending 200mAh battery runtime from 57h to >4760h. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar high-speed, low-power op amp applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| ADA4897-1ARMZ | Lower noise (1.1nV/√Hz), higher supply current (10.5mA), no shutdown pin, MSOP-8 package. | Better SNR in ultra-low-noise preamps; unsuitable where shutdown or TSOT-23 footprint is required. | Select ADA4897-1ARMZ only when noise dominates over power and board space constraints. |
| LMH6629MA/NOPB | Higher GBW (1.5GHz), higher supply current (12.5mA), no rail-to-rail input, SOIC-8 package. | Superior speed for >500MHz applications; incompatible with rail-to-rail input requirements or low-voltage operation. | Choose LMH6629MA/NOPB only for non-rail-to-rail, high-voltage (>±5V) systems demanding >1GHz bandwidth. |
Compared with ADA4897-1ARMZ and LMH6629MA/NOPB, the LTC6252CS6#TRPBF uniquely balances 720MHz bandwidth, 2.75nV/√Hz noise, 3.5mA supply current, rail-to-rail I/O, and TSOT-23-6 footprint-making it optimal for space- and power-constrained high-resolution ADC interfaces.
Availability
LTC6252CS6#TRPBF is available at Aetrix Electronics and suitable for high-speed data acquisition, portable instrumentation, and automotive sensor signal conditioning requiring stable component supply across temperature and volume production.
Supply support for LTC6252CS6#TRPBF 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
Analog Devices, Inc. (ADI) is a global leader in high-performance analog, mixed-signal, and digital signal processing technologies, serving industrial, automotive, communications, and healthcare markets.
The LTC6252 family was designed by ADI's Linear Technology division specifically for low-power, high-speed signal conditioning in single-supply, space-constrained systems-emphasizing rail-to-rail operation, fast settling, and robust noise performance.
FAQ
What is the maximum operating temperature range for the LTC6252CS6#TRPBF?
The LTC6252CS6#TRPBF is specified over the commercial temperature range of 0°C to 70°C. Its absolute maximum junction temperature is 150°C, and it is fully characterized for functionality from –40°C to 125°C, though guaranteed parametric performance applies only within the 0°C to 70°C range per the datasheet's "Specified Temperature Range" column for this part marking.
Does the LTC6252CS6#TRPBF support true rail-to-rail input at 2.7V supply?
Yes, the LTC6252CS6#TRPBF supports rail-to-rail input from V– to V+ across its full 2.5V to 5.25V supply range. At 2.7V supply, the input common-mode range is confirmed as 0V to 2.7V, with PNP input stage active up to ~1.5V and NPN stage covering the upper ~1.2V-ensuring seamless transition and continuous operation across the entire range.
What is the typical output drive capability of the LTC6252CS6#TRPBF at 5V supply?
At 5V supply, the LTC6252CS6#TRPBF delivers ±90mA short-circuit output current and sustains rail-to-rail swing into 1kΩ loads. Specifically, output low voltage is ≤65mV above V– at no load and ≤120mV at 5mA sink; output high voltage is ≤120mV below V+ at no load and ≤210mV at 5mA source-verified across –40°C to 125°C.
How does the shutdown function behave on the LTC6252CS6#TRPBF?
The LTC6252CS6#TRPBF features an active-low SHDN pin (Pin 5) with logic thresholds of VL ≤0.8V (disable) and VH ≥2.0V (enable). When disabled, supply current drops to 42µA max, output enters high-impedance state with leakage <100nA, and turn-on/off times are 3.5µs and 2µs respectively-enabling rapid power cycling in burst-mode systems.
Can the LTC6252CS6#TRPBF drive capacitive loads directly without stability issues?
The LTC6252CS6#TRPBF is unity-gain stable but requires external series output resistance (RS) for capacitive loads >100pF. For example, with RS = 20Ω, overshoot remains <10% up to 1000pF in AV = 1 configuration. Stability is maintained without oscillation, but settling time increases with larger CL; refer to Figure 36 in the datasheet for RS vs. CL design guidance.
LTC6252CS6#TRPBF Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Analog Devices Inc.
- Series:
- -
- Package/Case:
- SOT-23-6 Thin, TSOT-23-6
- Packaging:
- Tape & Reel (TR)
- Product Status:
- Last Time Buy
- Amplifier Type:
- General Purpose
- Number of Circuits:
- 1
- Output Type:
- Rail-to-Rail
- Slew Rate:
- 280V/µs
- Gain Bandwidth Product:
- 720 MHz
- -3db Bandwidth:
- 400 MHz
- Current - Input Bias:
- 1.4 µA
- Voltage - Input Offset:
- 100 µV
- Current - Supply:
- 4.25mA
- Current - Output / Channel:
- -
- Voltage - Supply Span (Min):
- 2.5 V
- Voltage - Supply Span (Max):
- 5.25 V
- Operating Temperature:
- 0°C ~ 70°C
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
- TSOT-23-6
LTC6252CS6#TRPBF FAQ
1.How can I place an order for LTC6252CS6#TRPBF through Aetrix?
Please submit a Request for Quotation (RFQ) for LTC6252CS6#TRPBF 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 LTC6252CS6#TRPBF reliable?
The price and inventory of LTC6252CS6#TRPBF are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for LTC6252CS6#TRPBF is usually 5 days.
3.What payment methods are accepted for LTC6252CS6#TRPBF?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for LTC6252CS6#TRPBF transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for LTC6252CS6#TRPBF?
LTC6252CS6#TRPBF orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your LTC6252CS6#TRPBF 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 LTC6252CS6#TRPBF?
For technical support, including LTC6252CS6#TRPBF datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your LTC6252CS6#TRPBF requirements.
6.How does Aetrix verify that LTC6252CS6#TRPBF is sourced from the original manufacturer or authorized distributors?
All LTC6252CS6#TRPBF 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 LTC6252CS6#TRPBF meets industry standards.
7.What is the process for return or replacement of LTC6252CS6#TRPBF?
All LTC6252CS6#TRPBF units undergo pre-shipment inspection (PSI). If there is an issue with LTC6252CS6#TRPBF, 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 LTC6252CS6#TRPBF part is unused and in its original packaging.
Return procedure for LTC6252CS6#TRPBF:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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