ZHCSSC0F January   2001  – October 2023 OPA561

PRODUCTION DATA  

  1.   1
  2. 1 特性
  3. 2 应用
  4. 3 说明
  5. 4 Pin Configuration and Functions
  6. 5 Specifications
    1. 5.1 Absolute Maximum Ratings
    2. 5.2 ESD Ratings
    3. 5.3 Recommended Operating Conditions
    4. 5.4 Thermal Information
    5. 5.5 Electrical Characteristics
    6. 5.6 Typical Characteristics
  7. 6 Detailed Description
    1. 6.1 Overview
    2. 6.2 Feature Description
      1. 6.2.1 Adjustable Current Limit
        1. 6.2.1.1 Current Limit Accuracy
        2. 6.2.1.2 Setting the Current Limit
      2. 6.2.2 Enable-Status (E/S) Pin
        1. 6.2.2.1 Output Disable
        2. 6.2.2.2 Maintaining Microcontroller Compatibility
      3. 6.2.3 Overcurrent Flag
  8. 7 Application and Implementation
    1. 7.1 Application Information
      1. 7.1.1 Output Stage Compensation
      2. 7.1.2 Output Protection
      3. 7.1.3 Thermal Protection
      4. 7.1.4 Power Dissipation
      5. 7.1.5 Heat-Sink Area
      6. 7.1.6 Amplifier Mounting
        1. 7.1.6.1 What is the PowerPAD™ Integrated Circuit Package?
        2. 7.1.6.2 PowerPAD™ Integrated Circuit Package Assembly Process
    2. 7.2 Typical Application
      1. 7.2.1 Laser Diode Driver
      2. 7.2.2 Programmable Power Supply
      3. 7.2.3 Power-Line Communication Modem
    3. 7.3 Power Supply Recommendations
    4. 7.4 Layout
      1. 7.4.1 Layout Guidelines
      2. 7.4.2 Layout Example
  9. 8 Device and Documentation Support
    1. 8.1 Device Support
      1. 8.1.1 第三方产品免责声明
    2. 8.2 接收文档更新通知
    3. 8.3 支持资源
    4. 8.4 Trademarks
    5. 8.5 静电放电警告
    6. 8.6 术语表
  10. 9 Revision History
  11. 10Mechanical, Packaging, and Orderable Information

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机械数据 (封装 | 引脚)
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订购信息

5.5 Electrical Characteristics

at TCASE = 25°C, VS = 15 V, load connected to V/2, and E/S enabled (unless otherwise noted)
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
OFFSET VOLTAGE, VS = 12 V
VOS Input offset voltage VCM = 0 V –3 ±20 mV
dVOS/dT Input offset voltage vs temperature TA = 0°C to 125°C ±50 µV/°C
PSRR Input Offset Voltage vs Power Supply VCM = 0 V, VS = 7 V to 16 V 25 150 µV/V
INPUT BIAS CURRENT(1)
IB Input bias current VCM = 0 V 10 100 pA
IOS Input offset current VCM = 0 V 10 100 pA
NOISE
en Input voltage noise density f = 1 kHz 83 nV/√Hz
f = 10 kHz 32
f = 100 kHz 14
in Current noise f = 1 kHz 4 fA/√Hz
INPUT VOLTAGE RANGE
VCM Common-mode voltage Linear operation (V–) – 0.1 (V+) – 3 V
CMRR Common-mode rejection ratio VS = 15 V, VCM = (V−) − 0.1 V to (V+) − 3 V 70 80 dB
INPUT IMPEDANCE
Differential 1.8 × 1011 || 10 Ω || pF
Common-mode 1.8 × 1011 || 18.5 Ω || pF
OPEN-LOOP GAIN
AOL Open-loop voltage Gain VO = 10 VPP, RL = 5 Ω 80 100 dB
FREQUENCY RESPONSE
GBW Gain-bandwidth product RL = 5 Ω 17 MHz
SR Slew Rate G = 1, 10‑V step, RL = 5 Ω 50 V/μs
Full-power bandwidth G = +2, VOUT = 10 Vp-p 1 MHz
Settling time: ±0.1% G = −1, 10‑V step 1 μs
THD+N Total harmonic distortion + noise f = 1 kHz, RL = 5 Ω, G = +2, VO= 10 VPP 0.02 %
f = 1 MHz 3
OUTPUT
Voltage output Positive, IO = 0.5 A (V+) – 1 (V+) – 0.7 V
Negative, IO = –0.5 A (V–) + 1 (V–) + 0.7
Positive, IO = 1 A (V+) – 1.5 (V+) – 1.2
Negative, IO = –1 A (V–) + 1.5 (V–) + 1.2
Maximum continuous current output, dc 1.2 A
ZO Output impedance G = +2, f = 100 kHz 0.05 Ω
Output current limit Range ±0.2 to ±1.2 A
Current limit tolerance(2) RCL = 2 kΩ (ILIM = ±1 A) ±50 mA
Asymmetry Comparing positive and negative limits 10 %
Current limit overshoot(3) V = 5‑V pulse (200 ns tr), G = +2 50 %
Output disabled Output resistance 10 MΩ
Output capacitance 140 pF
OUTPUT ENABLE/STATUS AND FLAG PINS
Shutdown input mode, VE/S high (output enabled)(4) E/S pin open or forced high (V−) + 2 (V−) + 5 V
Shutdown input mode, VE/S low (output disabled) E/S pin forced low (V−) – 0.4 (V–) + 0.8 V
Shutdown input mode, IE/S high (output enabled) E/S pin indicates high 20 μA
Shutdown input mode, IE/S low (output disabled) E/S pin indicates low 0.1 μA
Output disable time 50 ns
Output enable time 3 µs
Thermal shutdown status Normal operation, sourcing 20 µA (V–) + 2 V
Thermally shutdown (V–) + 0.8
Current limit status Normal operation, sourcing 20 µA (V–) + 0.8 V
Current limit flagged (V–) + 2
Junction temperature at shutdown 160 °C
Reset temperature from shutdown 140 °C
POWER SUPPLY
IQ Quiescent current ILIM connected to V−, IQ = 0 50 60 mA
Quiescent current vs temperature TA = 0°C to 125°C 60 70 mA
Quiescent current in shutdown mode ILIM connected to V− 250 μA
(1) High-speed test at TJ = +25°C.
(2) See text for more information on current limit accuracy.
(3) Transient load transition time must be ≥ 200 ns.
(4) 402‑kΩ pullup resistor to V+ can be used to permanently enable the OPA561.