ZHCSGW0E October   2017  – February 2020 OPA202 , OPA2202 , OPA4202

PRODUCTION DATA.  

  1. 1 特性
  2. 2 应用
  3. 3 说明
    1.     OPAx202 即使在直接驱动高容性负载时也表现优异
  4. 4 修订历史记录
  5. 5 Pin Configuration and Functions
    1.     Pin Functions: OPA202
    2.     Pin Functions: OPA2202
    3.     Pin Functions: OPA4202
  6. 6 Specifications
    1. 6.1 Absolute Maximum Ratings
    2. 6.2 ESD Ratings
    3. 6.3 Recommended Operating Conditions
    4. 6.4 Thermal Information: OPA202
    5. 6.5 Thermal Information: OPA2202
    6. 6.6 Thermal Information: OPA4202
    7. 6.7 Electrical Characteristics
    8. 6.8 Typical Characteristics
    9. 6.9 Typical Characteristics
  7. 7 Detailed Description
    1. 7.1 Overview
    2. 7.2 Functional Block Diagram
    3. 7.3 Feature Description
      1. 7.3.1 Capacitive Load and Stability
      2. 7.3.2 Output Current Limit
      3. 7.3.3 Noise Performance
      4. 7.3.4 Phase-Reversal Protection
      5. 7.3.5 Thermal Protection
      6. 7.3.6 Electrical Overstress
      7. 7.3.7 EMI Rejection
      8. 7.3.8 EMIRR +IN Test Configuration
    4. 7.4 Device Functional Modes
  8. 8 Application and Implementation
    1. 8.1 Application Information
      1. 8.1.1 Basic Noise Calculations
    2. 8.2 Typical Application
      1. 8.2.1 Design Requirements
      2. 8.2.2 Detailed Design Procedure
      3. 8.2.3 Application Curve
  9. 9 Power Supply Recommendations
  10. 10Layout
    1. 10.1 Layout Guidelines
    2. 10.2 Layout Example
  11. 11器件和文档支持
    1. 11.1 器件支持
      1. 11.1.1 开发支持
        1. 11.1.1.1 TINA-TI（免费软件下载）
        2. 11.1.1.2 WEBENCH 滤波器设计器工具
        3. 11.1.1.3 TI 高精度设计
    2. 11.2 文档支持
      1. 11.2.1 相关文档
    3. 11.3 相关链接
    4. 11.4 接收文档更新通知
    5. 11.5 支持资源
    6. 11.6 商标
    7. 11.7 静电放电警告
    8. 11.8 Glossary
  12. 12机械、封装和可订购信息

封装选项

机械数据 (封装 | 引脚)
散热焊盘机械数据 (封装 | 引脚)
订购信息

6.7 Electrical Characteristics

at TA = 25°C, VS = ±18 V, VCM = VS / 2, and VOUT = VS / 2, RL = 10 kΩ connected to VS / 2 (unless otherwise noted)
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
OFFSET VOLTAGE
VOS Input offset voltage VS = ±18 V ±20 ±200 µV
VS = ±18 V, TA = –40°C to +105°C ±250
dVOS/dT Input offset voltage drift OPA202, OPA4202ID TA = –40°C to +105°C ±0.5 ±1 µV/°C
OPA2202IDGK TA = –40°C to +105°C ±0.5 ±1.5 µV/°C
PSRR Input offset voltage versus power supply VS = ±2.25 V to ±18 V ±0.1 ±0.5 µV/V
VS = ±2.25 V to ±18 V, TA = –40°C to +105°C ±0.5
INPUT BIAS CURRENT
IB Input bias current ±0.25 ±2 nA
TA = –40°C to +105°C ±2.1
IOS Input offset current OPA202 ±15 ±150 pA
TA = –40°C to +105°C ±700
OPA2202IDGK, OPA4202ID ±25 ±250
TA = –40°C to +105°C ±700
NOISE
Input voltage noise f = 0.1 Hz to 10 Hz 0.2 µVPP
0.03 µVRMS
en Input voltage noise density f = 10 Hz 9.5 nV/√Hz
f = 100 Hz 9.1
f = 1 kHz 9
in Input current noise f = 1 kHz 0.076 pA/√Hz
INPUT VOLTAGE RANGE
VCM Common-mode voltage range (V–) + 1.5 (V+) – 1.5 V
CMRR Common-mode rejection ratio VS = ±2.25 V (V–) + 1.5 V < VCM < (V+) – 1.5 V 114 131 dB
(V–) + 1.5 V < VCM < (V+) – 1.5 V,
TA = –40°C to +105°C		 114
VS = ±18 V (V–) + 1.5 V < VCM < (V+) – 1.5 V 126 148
(V–) + 1.5 V < VCM < (V+) – 1.5 V,
TA = –40°C to +105°C		 119
INPUT CAPACITANCE
Differential 10 || 3.3 MΩ || pF
Common-mode 3 || 0.5 TΩ || pF
OPEN-LOOP GAIN
AOL Open-loop voltage gain VS = ±2.25 V (V–) + 1.25 V ≤ VO ≤ (V+) – 1.25 V,
RL = 10 kΩ		 120 135 dB
(V–) + 1.25 V ≤ VO ≤ (V+) – 1.25 V,
RL = 10 kΩ, TA = –40℃ to +105℃		 119
VS = ±18 V (V–) + 1.25 V ≤ VO ≤ (V+) – 1.25 V,
RL = 10 kΩ		 126 150
(V–) + 1.25 V ≤ VO ≤ (V+) – 1.25 V,
RL = 10 kΩ, TA = –40℃ to +105℃		 126
VS = ±2.25 V (V–) + 1.25 V ≤ VO ≤ (V+) – 1.25 V,
RL = 2 kΩ		 120 133
(V–) + 1.25 V ≤ VO ≤ (V+) – 1.25 V,
RL = 2 kΩ, TA = –40℃ to +105℃		 119
VS = ±18 V (V–) + 1.25 V ≤ VO ≤ (V+) – 1.25 V,
RL = 2 kΩ		 126 150
(V–) + 1.25 V ≤ VO ≤ (V+) – 1.25 V,
RL = 2 kΩ, TA = –40℃ to +105℃		 126
FREQUENCY RESPONSE
GBW Gain-bandwidth product 1 MHz
SR Slew rate 10-V step, G = 1 0.35 V/µs
tS Settling time To 0.1%, 10-V step , G = 1 30 µs
To 0.01%, 10-V step , G = 1 32
Overload recovery time VIN  × gain > VS 4 µs
THD+N Total harmonic distortion + noise VO = 3 VRMS, G = 1, f = 1 kHz, RL = 10 kΩ 0.0002%
OUTPUT
Voltage output swing from rail VS = ±18 V TA = 25°C, No Load 650 750 mV
TA = 25°C, RL = 10 kΩ 800 900
TA = 25°C, RL = 2 kΩ 1.05 1.15 V
TA = –40°C to +105°C, RL = 10 kΩ 1
AOL > 120 dB, RL = 10 kΩ 1.05
AOL > 120 dB, RL = 2 kΩ 1.25
ISC Short-circuit current Sinking 35 mA
Sourcing 35
CLOAD Capacitive load drive Figure 28
ZO Open-loop output impedance IO = 0 mA, f = 1 MHz; see Figure 27  50 Ω
POWER SUPPLY
IQ Quiescent current per amplifier IO = 0 mA 580 800 µA
IO = 0 mA, TA = –40°C to +105°C 900