产品应用与封装尺寸
图纸取自原厂规格书，点击可放大查看原始尺寸标注。
关键参数速览
- 电源电压 VCC
- ±18 V
产品特点 Features
- Wide common-mode (up to V + ) and differential voltage range N
- DIP14
- Low input bias and offset current
- (Plastic package)
- Output short-circuit protection
- High input impedance JFET input stage
- Internal frequency compensation
- Latch up free operation
- High slew rate: 16V/µs (typ) D
- TSSOP-14
- SO-14 bias and offset currents, and low offset voltage
- (Plastic micropackage) temperature coefficient.
- Schematic diagram TL084
- 1 Schematic diagram
- Figure 1. Circuit schematics (for each amplifier)
- Non-inverting input
绝对最大额定值 Absolute Maximum Ratings（TA = 25°C）
超过下表数值可能造成器件永久损坏，设计时请留余量。
| 符号 | 参数 | 单位 |
|---|---|---|
| TL084M, AM, BM | TL084I, AI, BI TL084C, AC, BC | |
| V Supply | voltage (1) | ±18 V |
| V Input | voltage (2) | ±15 V |
| V Differential | input voltage (3) | ±30 V |
| Thermal | resistance junction to | |
| ambient(4) | (5) | |
| R SO-14 DIP14 | TSSOP14 | 105 °C/W 80 100 |
| Thermal case(4) | resistance junction to (5) | |
| R SO-14 DIP14 | TSSOP14 | 31 °C/W 33 32 |
| P Power | dissipation | 680 mW |
| Output | short-circuit duration (6) | Infinite |
| T Operating | free-air temperature range -55 to +125 | -40 to +105 0 to +70 °C |
| T Storage | temperature range | -65 to +150 °C |
| HBM: | human body model(7) | 1000 |
数据来源：原厂规格书
电气特性 Electrical Characteristics（TA = 25°C）
| 最小 | 典型 | 最大 | 最小2 | 典型2 | 最大2 |
|---|---|---|---|---|---|
| TL084C | |||||
| T = +25°C TL084 | 3 | 10 | 3 | 10 | |
| TL084A | 3 | 6 | |||
| V TL084B | 1 | 3 | mV | ||
| T ≤ T ≤ T TL084 TL084A TL084B | 13 7 5 | 13 | |||
| DV Input offset voltage drift | 10 | 10 | μV/°C | ||
| I T = +25°C | 5 | 100 | 5 | 100 pA | |
| T ≤ T ≤ T | 4 | 4 nA | |||
| I T = +25°C | 20 | 200 | 30 | 200 pA | |
| T ≤ T ≤ T | 20 | 20 nA | |||
| A T = +25°C 50 | 200 | 25 | 200 | V/mV | |
| T ≤ T ≤ T 25 | 15 | ||||
| SVR T = +25°C 80 | 86 | 70 | 86 | dB | |
| T ≤ T ≤ T 80 | 70 | ||||
| I T = +25°C | 1.4 | 2.5 | 1.4 | 2.5 mA | |
| T ≤ T ≤ T | 2.5 | 2.5 | |||
| ±11 | +15 | ±11 | +15 | ||
| icm | -12 | -12 | |||
| CMR T = +25°C 80 | 86 | 70 | 86 | dB | |
| T ≤ T ≤ T 80 | 70 | ||||
| I T = +25°C 10 | 40 | 60 | 10 | 40 | 60 mA |
| T ≤ T ≤ T 10 | 60 | 10 | 60 | ||
| T = +25°C RL = 2kΩ 10 | 12 | 10 | 12 | ||
| ±V RL = 10kΩ 12 | 13.5 | 12 | 13.5 | V | |
| T ≤ T ≤ T RL = 2kΩ 10 | 10 | ||||
| RL = 10kΩ 12 | 12 | ||||
| SR amb 8 | 16 | 8 | 16 | V/μs | |
| Table 3. V = ±15V, T = +25°C (unless otherwise | specified) | (continued) | TL084C | ||
| t amb | 0.1 | 0.1 | μs | ||
| K | 10 | 10 | % | ||
| GBP 2.5 | 4 | 2.5 | 4 | MHz | |
| R Input resistance | 1012 | 1012 | Ω | ||
| THD f= 1kHz, R = 2kΩ,C = 100pF, A = 20dB, | 0.01 | 0.01 | % | ||
| e n R S = 100Ω, f = 1KHz | 15 | 15 | --- n -- H - V ---- z -- | ||
| ∅m Phase margin | 45 | 45 | degrees | ||
| V /V | 120 | 120 | dB |
特性曲线（Typical Performance Curves）
