SNOSC63B February   2012  – December 2014 LMP8646

PRODUCTION DATA.  

  1. Features
  2. Applications
  3. Description
    1.     Device Images
      1.      Typical Application
  4. Revision History
  5. Pin Configuration and Functions
    1.     Pin 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: 2.7 V
    6. 6.6 Electrical Characteristics: 5 V
    7. 6.7 Electrical Characteristics: 12 V
    8. 6.8 Typical Characteristics
  7. Detailed Description
    1. 7.1 Overview
    2. 7.2 Functional Block Diagram
    3. 7.3 Feature Description
      1. 7.3.1 Theory of Operation
        1. 7.3.1.1 Maximum Output Voltage, VOUT_MAX
          1. 7.3.1.1.1 Case 1: −2 V < VCM < 1.8 V, and VS > 2.7 V
          2. 7.3.1.1.2 Case 2: 1.8 V < VCM < VS, and VS > 3.3 V
          3. 7.3.1.1.3 Case 3: VCM > VS, and VS > 2.7 V
    4. 7.4 Device Functional Modes
      1. 7.4.1 Output Accuracy
      2. 7.4.2 Selection of the Sense Resistor, RSENSE
        1. 7.4.2.1 RSENSE Consideration for System Error
  8. Application and Implementation
    1. 8.1 Application Information
    2. 8.2 Typical Applications
      1. 8.2.1 Application #1: Current Limiter With a Capacitive Load
        1. 8.2.1.1 Design Requirements
        2. 8.2.1.2 Detailed Design Procedure
        3. 8.2.1.3 Application Curve
      2. 8.2.2 Application #2: Current Limiter With a Resistive Load
        1. 8.2.2.1 Design Requirements
        2. 8.2.2.2 Detailed Design Procedure
        3. 8.2.2.3 Application Curve
      3. 8.2.3 Application #3: Current Limiter With a Low-Dropout Regulator and Resistive Load
        1. 8.2.3.1 Design Requirements
        2. 8.2.3.2 Detailed Design Procedure
        3. 8.2.3.3 Application Curve
  9. Power Supply Recommendations
  10. 10Layout
    1. 10.1 Layout Guidelines
    2. 10.2 Layout Example
  11. 11Device and Documentation Support
    1. 11.1 Trademarks
    2. 11.2 Electrostatic Discharge Caution
    3. 11.3 Glossary
  12. 12Mechanical, Packaging, and Orderable Information

パッケージ・オプション

メカニカル・データ(パッケージ|ピン)
サーマルパッド・メカニカル・データ
発注情報

Electrical Characteristics: 5 V

Unless otherwise specified, all limits ensured for at TA = 25°C, VS= V+-V-, V+ = 5 V, V = 0 V, −2 V < VCM< 76 V, Rg= 25 kΩ, RL = 10 kΩ.(3)
PARAMETER TEST CONDITIONS MIN(5) TYP(4) MAX(5) UNIT
VOFFSET Input Offset Voltage VCM = 2.1 V –1 1 mV
VCM = 2.1 V, –40°C ≤ TJ ≤ 125°C –1.7 1.7
TCVOS Input Offset Voltage Drift(6)(8) VCM = 2.1 V 7 μV/°C
IB Input Bias Current(9) VCM = 2.1 V 12.5 22 μA
eni Input Voltage Noise(8) f > 10 kHz, RG = 5 kΩ 120 nV/√Hz
VSENSE(MAX) Max Input Sense Voltage(8) VCM = 12 V, RG = 5 kΩ 600 mV
Gain AV Adjustable Gain Setting(8) VCM = 12 V 1 100 V/V
Gm Transconductance = 1/RIN VCM = 2.1 V 200 µA/V
Accuracy VCM = 2.1 V –2% 2%
VCM = 2.1 V, –40°C ≤ TJ ≤ 125°C –3.4% 3.4%
Gm drift(8) −40°C to 125°C, VCM= 2.1 V 140 ppm /°C
PSRR Power Supply Rejection Ratio VCM = 2.1 V, 2.7 V < V+< 12 V, 85 dB
CMRR Common-Mode Rejection Ratio 2.1 V <VCM< 76 V 95 dB
–2 V < VCM< 2.1 V 55
SR Slew Rate(7)(8) VCM = 5 V, CG = 4 pF, VSENSE from 100 mV
to 500 mV, CL = 30 pF, RL= 1MΩ
0.5 V/µs
IS Supply Current VCM = 2.1 V 450 660 uA
VCM = 2.1 V, –40°C ≤ TJ ≤ 125°C 939
VCM = –2 V 2100 2800
VCM = –2 V, –40°C ≤ TJ ≤ 125°C 3030
VOUT Maximum Output Voltage VCM = 5 V, RG= 500 kΩ 3.3 V
Minimum Output Voltage VCM = 2.1 V 22 mV
IOUT Output current(8) Sourcing, VOUT= 1.65 V, RG = 150 kΩ 5 mA
CLOAD Max Output Capacitance Load(8) 30 pF