# TLE2037CDR

**Texas Instruments** · Operational Amplifier · SOIC-8

TLE2037CDR from Texas Instruments, in a SOIC-8. Pinout and pin descriptions extracted from the manufacturer datasheet (extract_pins, cross-checked by a second model); symbol, footprint, and 3D from KiCad-official CAD.

## Pinout

| Pin | Name | Type | Function |
|---|---|---|---|
| 1 | OFFSET N1 | passive | Offset null terminal 1 for input offset voltage adjustment; the datasheet gives no adjustment range or limit for this pin. |
| 2 | IN− | input | Inverting input of the operational amplifier. |
| 3 | IN+ | input | Noninverting input of the operational amplifier. |
| 4 | VCC− | power_in | Negative supply rail; the datasheet gives the supply range only in its electrical tables, not in the pinout text. |
| 5 | OFFSET N2 | passive | Offset null terminal 2 for input offset voltage adjustment; the datasheet gives no adjustment range or limit for this pin. |
| 6 | OUT | output | Amplifier output. |
| 7 | VCC+ | power_in | Positive supply rail; the datasheet gives the supply range only in its electrical tables, not in the pinout text. |
| 8 | NC | unconnected | No internal connection. |

## Key specifications

| Parameter | Value |
|---|---|
| Manufacturer | Texas Instruments |
| Package | SOIC-8 |
| Category | Amplifiers/Comparators |
| Pins | 8 |

## Electrical characteristics

Limits as printed in the datasheet (page.json `metadata.characteristics` carries them as data).

| Parameter | Symbol | Min | Typ | Max | Unit | Conditions | Page |
|---|---|---|---|---|---|---|---|
| Supply voltage, VCC+ (absolute maximum) | VCC+ |  |  | 19 | V |  | 5 |
| Supply voltage, VCC− (absolute maximum) | VCC− | -19 |  |  | V |  | 5 |
| Differential input voltage | VID | -1.2 |  | 1.2 | V |  | 5 |
| Input current (each input) | II | -1 |  | 1 | mA | each input | 5 |
| Output current | IO | -50 |  | 50 | mA |  | 5 |
| Total current into VCC+ |  |  |  | 50 | mA |  | 5 |
| Total current out of VCC− |  |  |  | 50 | mA |  | 5 |
| Storage temperature range | Tstg | -65 |  | 150 | °C |  | 5 |
| Lead temperature (D or P package) |  |  |  | 260 | °C | 1,6 mm (1/16 inch) from case for 10 seconds | 5 |
| Supply voltage (recommended) | VCC± | 4 |  | 19 | V | C suffix | 5 |
| Common-mode input voltage, TA = 25°C | VIC | -11 |  | 11 | V | TA = 25°C, C suffix | 5 |
| Common-mode input voltage, full range | VIC | -10.5 |  | 10.5 | V | Full range (0°C to 70°C), C suffix | 5 |
| Operating free-air temperature | TA | 0 |  | 70 | °C | C suffix | 5 |
| Power rating, D package |  |  |  | 725 | mW | TA ≤ 25°C | 5 |
| Power rating, D package |  |  |  | 464 | mW | TA = 70°C | 5 |
| Input offset voltage | VIO |  | 20 | 100 | μV | 25°C, VCC± = ±15 V | 6 |
| Input offset voltage | VIO |  |  | 145 | μV | Full range (0°C to 70°C) | 6 |
| Temperature coefficient of input offset voltage | αVIO |  | 0.4 | 1 | μV/°C | Full range (0°C to 70°C) | 6 |
| Input offset voltage long-term drift |  |  | 0.006 | 1 | μV/mo | VIC = 0, RS = 50 Ω, 25°C | 6 |
| Input offset current | IIO |  | 6 | 90 | nA | 25°C | 6 |
| Input offset current | IIO |  |  | 150 | nA | Full range (0°C to 70°C) | 6 |
| Input bias current | IIB |  | 15 | 90 | nA | 25°C | 6 |
| Input bias current | IIB |  |  | 150 | nA | Full range (0°C to 70°C) | 6 |
| Common-mode input voltage range | VICR | -11 |  | 11 | V | RS = 50 Ω, 25°C | 6 |
| Common-mode input voltage range | VICR | -10.5 |  | 10.5 | V | RS = 50 Ω, Full range (0°C to 70°C) | 6 |
| Maximum positive peak output voltage swing | VOM+ | 10.5 | 12.9 |  | V | RL = 600 Ω, 25°C | 6 |
| Maximum positive peak output voltage swing | VOM+ | 10 |  |  | V | RL = 600 Ω, Full range (0°C to 70°C) | 6 |
| Maximum positive peak output voltage swing | VOM+ | 12 | 13.2 |  | V | RL = 2 kΩ, 25°C | 6 |
| Maximum positive peak output voltage swing | VOM+ | 11 |  |  | V | RL = 2 kΩ, Full range (0°C to 70°C) | 6 |
| Maximum negative peak output voltage swing | VOM− |  | -13 | -10.5 | V | RL = 600 Ω, 25°C | 6 |
| Maximum negative peak output voltage swing | VOM− |  |  | -10 | V | RL = 600 Ω, Full range (0°C to 70°C) | 6 |
| Maximum negative peak output voltage swing | VOM− |  | -13.5 | -12 | V | RL = 2 kΩ, 25°C | 6 |
| Maximum negative peak output voltage swing | VOM− |  |  | -11 | V | RL = 2 kΩ, Full range (0°C to 70°C) | 6 |
| Large-signal differential voltage amplification | AVD | 5 | 45 |  | V/μV | VO = ±11 V, RL = 2 kΩ, 25°C | 6 |
| Large-signal differential voltage amplification | AVD | 2 |  |  | V/μV | VO = ±10 V, RL = 2 kΩ, Full range (0°C to 70°C) | 6 |
| Large-signal differential voltage amplification | AVD | 3.5 | 38 |  | V/μV | VO = ±10 V, RL = 1 kΩ, 25°C | 6 |
| Large-signal differential voltage amplification | AVD | 1 |  |  | V/μV | VO = ±10 V, RL = 1 kΩ, Full range (0°C to 70°C) | 6 |
| Large-signal differential voltage amplification | AVD | 2 | 19 |  | V/μV | VO = ±10 V, RL = 600 Ω, 25°C | 6 |
| Large-signal differential voltage amplification | AVD | 0.5 |  |  | V/μV | VO = ±10 V, RL = 600 Ω, Full range (0°C to 70°C) | 6 |
| Common-mode rejection ratio | CMRR | 100 | 131 |  | dB | VIC = VICRmin, 25°C | 6 |
| Common-mode rejection ratio | CMRR | 98 |  |  | dB | VIC = VICRmin, RS = 50 Ω, Full range (0°C to 70°C) | 6 |
| Supply-voltage rejection ratio | kSVR | 94 | 144 |  | dB | VCC± = ±4 V to ±18 V, RS = 50 Ω, 25°C | 6 |
| Supply-voltage rejection ratio | kSVR | 92 |  |  | dB | VCC± = ±4 V to ±18 V, RS = 50 Ω, Full range (0°C to 70°C) | 6 |
| Supply current | ICC |  | 3.8 | 5.3 | mA | VO = 0, no load, 25°C | 6 |
| Supply current | ICC |  |  | 5.6 | mA | VO = 0, no load, Full range (0°C to 70°C) | 6 |
| Input capacitance | Ci |  | 8 |  | pF | 25°C | 6 |
| Open-loop output impedance | zo |  | 50 |  | Ω | IO = 0, 25°C | 6 |
| Slew rate at unity gain (TLE2037) | SR | 6 | 7.5 |  | V/μs | RL = 2 kΩ, CL = 100 pF, see Figure 1, 25°C | 7 |
| Slew rate at unity gain (TLE2037) | SR | 5 |  |  | V/μs | RL = 2 kΩ, CL = 100 pF, TA = 0°C to 70°C | 7 |
| Equivalent input noise voltage | Vn |  | 3.3 | 8 | nV/√Hz | RS = 20 Ω, f = 10 Hz | 7 |
| Equivalent input noise voltage | Vn |  | 2.5 | 4.5 | nV/√Hz | RS = 20 Ω, f = 1 kHz | 7 |
| Peak-to-peak equivalent input noise voltage | VN(PP) |  | 50 | 250 | nV | f = 0.1 Hz to 10 Hz | 7 |
| Equivalent input noise current | In |  | 10 | 25 | pA/√Hz | f = 10 Hz | 7 |
| Equivalent input noise current | In |  | 0.8 | 1.8 | pA/√Hz | f = 1 kHz | 7 |
| Total harmonic distortion (TLE2037) | THD |  |  | 0.002 | % | VO = +10 V, AVD = 5, see Note 5 (printed as <0.002%) | 7 |
| Gain bandwidth product (TLE2037) | GBW | 35 | 50 |  | MHz | RL = 2 kΩ, CL = 100 pF | 7 |
| Maximum output swing bandwidth (TLE2037) | BOM |  | 80 |  | kHz | RL = 2 kΩ | 7 |
| Phase margin at unity gain (TLE2037) | φm |  | 50 |  | ° | RL = 2 kΩ, CL = 100 pF | 7 |

## CAD (KiCad official)

- Symbol: `TLE2037CDR`
- Footprint: `Package_SO:SOIC-8_3.9x4.9mm_P1.27mm`
- 3D model: SOIC-8 (KiCad packages3D, STEP)
- 3D model files: `tle2037cdr-etched.step` / `tle2037cdr-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `tle2037cdr.step` / `tle2037cdr.glb` are the bare package body.

## Provenance

Data extracted from the manufacturer datasheet, not a distributor listing:

- **Datasheet:** [Texas Instruments datasheet](https://www.ti.com/cn/lit/gpn/tle2027am) (49 pp, sha256 `09399ea392ffdc06`, retrieved 2026-10-11, tier: lcsc)
- **Extractor:** parts-factory `2.0.0` / `extract_pins 0.3`, primary `claude-haiku-5-5` (text), consensus `claude-sonnet-5-5` (agreed), guards: pin_guards 0.1: passed. Pins are checked against the footprint pad set and their cited datasheet pages before publish.
- **CAD:** KiCad official libraries (CC-BY-SA 4.0).

[Datasheet PDF](docs/tle2037cdr-datasheet.pdf)