SBOS659B January   2022  – August 2022 OPA593

ADVANCE INFORMATION  

  1. Features
  2. Applications
  3. Description
  4. Revision History
  5. Pin Configuration and Functions
  6. Specifications
    1. 6.1 Absolute Maximum Ratings
    2. 6.2 ESD Ratings
    3. 6.3 Recommended Operating Conditions
    4. 6.4 Thermal Information
    5. 6.5 Electrical Characteristics
    6. 6.6 Typical Characteristics
  7. Detailed Description
    1. 7.1 Overview
    2. 7.2 Functional Block Diagram
    3. 7.3 Feature Description
      1. 7.3.1 Current Limit
      2. 7.3.2 Overcurrent Flag
      3. 7.3.3 Overtemperature Flag
      4. 7.3.4 Output Enable and Disable
      5. 7.3.5 Mux-Friendly Inputs
    4. 7.4 Device Functional Modes
  8. Application and Implementation
    1. 8.1 Application Information
    2. 8.2 Typical Application
      1. 8.2.1 Design Requirements
      2. 8.2.2 Detailed Design Procedure
      3. 8.2.3 Application Curve
    3. 8.3 Power Supply Recommendations
    4. 8.4 Layout
      1. 8.4.1 Layout Guidelines
      2. 8.4.2 Layout Example
  9. Device and Documentation Support
    1. 9.1 Device Support
      1. 9.1.1 Development Support
        1. 9.1.1.1 PSpice® for TI
        2. 9.1.1.2 TINA-TI™ Simulation Software (Free Download)
    2. 9.2 Receiving Notification of Documentation Updates
    3. 9.3 Support Resources
    4. 9.4 Trademarks
    5. 9.5 Electrostatic Discharge Caution
    6. 9.6 Glossary
  10. 10Mechanical, Packaging, and Orderable Information

Package Options

Mechanical Data (Package|Pins)
Thermal pad, mechanical data (Package|Pins)
Orderable Information

Electrical Characteristics

at VS = ±42.5 V, TA = 25°C, RL = 10 kΩ to mid-supply, IOUT limit set to 100 mA, and VCM = VOUT = mid-supply (unless otherwise noted)
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
OFFSET VOLTAGE
VOS Input offset voltage ±10 ±100 µV
dVOS/dT Input offset voltage drift TA = –40°C to +125°C ±0.4 ±2 µV/°C
PSRR Power supply rejection ratio VS = ±4 V to ±42.5 V 1 5 µV/V
INPUT BIAS CURRENT
IB Input bias current TA = 25°C 10 20 pA
TA = –40°C to +85°C 500
TA = –40°C to +125°C 1 nA
IOS Input offset current 10 20 pA
TA = –40°C to +85°C 500
TA = –40°C to +125°C 1 nA
NOISE
Input voltage noise f = 0.01 Hz to 10 Hz 2.5 µVPP
en Input voltage noise density f = 10 Hz 80 nV/√Hz
f = 1 kHz 8
f = 10 kHz 6
in Current noise density f = 1 kHz 2 fA/√Hz
INPUT VOLTAGE
VCM Common-mode voltage Linear operation (V–) – 0.1 (V+) – 3.5 V
CMRR Common-mode rejection (V–) ≤ VCM ≤ (V+) – 3.5 V 130 140 dB
TA = –40°C to +125°C,
(V–) ≤ VCM ≤ (V+) – 3.5 V
110 120
INPUT IMPEDANCE
Differential 1013 || 0.3 Ω || pF
Common-mode 1013 || 9.4 Ω || pF
OPEN-LOOP GAIN
AOL Open-loop voltage gain (V–) + 0.3 V < VO < (V+) – 0.3 V,
RL = 10 kΩ, TA = +25°C
135 140 dB
(V–) + 0.3 V < VO < (V+) – 0.3 V,
RL = 10 kΩ, TA = –40°C to +125°C
120 140
(V–) + 1 V < VO < (V+) – 1 V,
RL = 2 kΩ, TA = +25°C
110 130
(V–) + 1 V < VO < (V+) – 1 V,
RL = 2 kΩ, TA = –40°C to +125°C
110 130
(V–) + 2.5 V < VO < (V+) – 2.5 V,
RL = 600 Ω, TA = +25°C
100 120
(V–) + 2.5 V < VO < (V+) – 2.5 V,
RL = 600 Ω, TA = –40°C to +125°C
100 120
FREQUENCY RESPONSE
GBW Gain-bandwidth product 10 MHz
SR Slew rate Gain = ±1, VO = 70-V step 40 V/µs
tS Settling time To ±0.1%, gain = –1,
VO = 70-V step, CL = 100 pF
0.75 µs
To ±0.01%, gain = –1,
VO = 70-V step, CL = 100 pF
1.5
THD+N Total harmonic distortion + noise Gain = +1, VO = 70 VPP
f = 1 kHz, RL = 600 Ω
-105 dB
Gain = +1, VO = 70 VPP
f = 1 kHz, RL = 2 kΩ
-110
OUTPUT
VO Voltage output swing from rail No load 10 25 mV
IOUT = 50 mA 50 125
IOUT = 100 mA 400 750
IOUT = 250 mA 1.2 2 V
Continuous output current, dc VS = ±42.5 V 200 250 mA
CLOAD Capacitive load drive See typical curves pF
ZO Open-loop output impedance See typical curves Ω
Output impedance Output disabled TBD Ω
Output capacitance Output disabled TBD pF
CURRENT LIMIT
ILIMIT Current limit –250 +250 mA
Current limit accuracy 25 mA ≤ IOUT ≤ 50 mA 10 %
50 mA ≤ IOUT ≤ 250 mA 5
Current limit equation RCL connected between ILMIT pin and V– pin supply (3.687 V * 4000) / (56.7 kΩ + RCL)
STATUS FLAG PIN (Referenced to E/D Com)
Status Flag delay Overcurrent delay 10 µs
Overcurrent recovery delay 10
Overtemperature delay 10
Overtemperature recovery delay 10
Thermal shutdown Alarm (status flag high) 170 °C
Return to normal operation (status flag low) 150
Status flag output voltage Normal operation See typical curves
E/D (ENABLE/DISABLE) PIN
VE/D Output enable voltage Pin open or forced high E/D Com + 2.5 E/D Com + 5 V
Output disable voltage Pin forced low E/D Com E/D Com + 0.65 V
IE Enable input current 50 µA
Output disable time 10 µs
Output enable time 10 µs
E/D COM PIN
E/D Com pin voltage (V–) (V+) – 6 V
POWER SUPPLY
IQ Quiescent current 3.25 3.75 mA
TA = –40°C to +125°C 4
Output disabled 0.3