SBOS748 September   2016 REF6225 , REF6230 , REF6233 , REF6241 , REF6245 , REF6250

PRODUCTION DATA.  

  1. 1 Features
  2. 2 Applications
  3. 3 Description
    1.     Device Images
      1.      Typical Application
      2.      Reference Droop comparison (1 LSB = 19.07 µV, With ADS8881 at 1 MSPS)
  4. 4 Revision History
  5. 5 Device Comparison Table
  6. 6 Pin Configuration and Functions
    1.     Pin Functions
  7. 7 Specifications
    1. 7.1 Absolute Maximum Ratings
    2. 7.2 ESD Ratings
    3. 7.3 Recommended Operating Conditions
    4. 7.4 Thermal Information
    5. 7.5 Electrical Characteristics
    6. 7.6 Typical Characteristics
  8. 8 Parameter Measurement Information
    1. 8.1 Solder Heat Shift
    2. 8.2 Thermal Hysteresis
    3. 8.3 Reference Droop Measurements
    4. 8.4 1/f Noise Performance
  9. 9 Detailed Description
    1. 9.1 Overview
    2. 9.2 Functional Block Diagram
    3. 9.3 Feature Description
      1. 9.3.1 Integrated ADC Drive Buffer
      2. 9.3.2 Temperature Drift
      3. 9.3.3 Load Current
      4. 9.3.4 Stability
    4. 9.4 Device Functional Modes
  10. 10Applications and Implementation
    1. 10.1 Application Information
    2. 10.2 Typical Application
      1. 10.2.1 Design Requirements
      2. 10.2.2 Detailed Design Procedure
        1. 10.2.2.1 Results
      3. 10.2.3 Application Curves
  11. 11Power Supply Recommendations
  12. 12Layout
    1. 12.1 Layout Guidelines
    2. 12.2 Layout Example
  13. 13Device and Documentation Support
    1. 13.1 Documentation Support
      1. 13.1.1 Related Documentation
    2. 13.2 Related Links
    3. 13.3 Receiving Notification of Documentation Updates
    4. 13.4 Community Resources
    5. 13.5 Trademarks
    6. 13.6 Electrostatic Discharge Caution
    7. 13.7 Glossary
  14. 14Mechanical, Packaging, and Orderable Information

Package Options

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

7.5 Electrical Characteristics

at TA = 25°C, VIN = 5 V for all devices except REF6250, VIN = 5.4 V for REF6250, IL = 0 mA, CL = 22 µF, CFILT = 1 µF, and VEN = 5 V (unless otherwise noted)
PARAMETERTEST CONDITIONSMIN TYPMAXUNIT
ACCURACY AND DRIFT
Output voltage accuracy -0.05% 0.05%
Output voltage temperature coefficient(1) 3 ppm/°C
LINE AND LOAD REGULATION
ΔVO(ΔVI) Line regulation REF6225 VOUT + 0.5 V ≤ VIN ≤ 5.5 V TA = 25°C 4 20 ppm/V
TA = 0°C to +70°C 30
REF6230, REF6233, REF6241, REF6245 VOUT + 0.25 V ≤ VIN ≤ 5.5 V TA = 25°C 4 20
TA = 0°C to +70°C 30
REF6250 VOUT + 0.3 V ≤ VIN ≤ 5.5 V TA = 25°C 7 60
TA = 0°C to +70°C 120
ΔVO(ΔIL) Load regulation, sourcing and sinking REF6225, REF6230, REF6233, REF6241 IL = 0 mA to 4 mA,
VIN = VOUT + 600 mV		 TA = 25°C 2 20 ppm/mA
TA = 0°C to +70°C 30
REF6245 IL = 0 mA to 3.5 mA,
VIN = VOUT + 600 mV		 TA = 25°C 2 20
TA = 0°C to +70°C 30
REF6250 IL = 0 mA to 3 mA,
VIN = VOUT + 400 mV		 TA = 25°C 2 20
TA = 0°C to +70°C 50
ISC Short-circuit current SS = open 10.5 mA
NOISE
Total integrated noise CL = 22 µF 5 µVRMS
CL = 47 µF 5
Low frequency noise 0.1 Hz ≤ f ≤ 10 Hz 3 µVPP/V
OUTPUT IMPEDANCE
Output impedance f = DC to 200 kHz, CL= 47 μF 50 mΩ
TURN-ON TIME
ton Turn-on time 0.1% settling, CL = 47 µF, SS = open, REF6225 100 ms
HYSTERESIS AND LONG TERM DRIFT
Long term stability 0 to 1000h at 25°C 80 ppm
1000h to 2000h at 25°C 20
Output voltage hysteresis(2) 25°C, 0°C, 70°C, 25°C (cycle 1) 33 ppm
25°C, 0°C, 70°C, 25°C (cycle 2) 8
CAPACITIVE LOAD
CL Stable output capacitor value 10 47 µF
OUTPUT VOLTAGE
VOUT Output voltage REF6225 2.5 V
REF6230 3
REF6233 3.3
REF6241 4.096
REF6245 4.5
REF6250 5
POWER SUPPLY
ICC Supply current REF6225, REF6230, REF6233, REF6241 Active mode, VEN = 5 V TA = 25°C 0.82 0.90 mA
TA = –40°C to +125°C 1.1
REF6245, REF6250 Active mode, VEN = 5 V TA = 25°C 0.83 0.95
TA = –40°C to +125°C 1.15
Shutdown mode, VEN = 0 V TA = 25°C 1 3 µA
TA = –40°C to +125°C 15
Enable pin voltage Voltage reference in active mode (EN = 1) 1.6 V
Voltage reference in shutdown mode (EN = 0) 0.6
Enable pin current VEN = 5 V 100 150 nA
Dropout voltage REF6225 IL = 0 mA 500 500 mV
IL = 4 mA 600
REF6230, REF6233, REF6241 IL = 0 mA 50 250
IL = 4 mA 600
REF6245 IL = 0 mA 50 250
IL = 3.5 mA 600
REF6250 IL = 0 mA 100 300
IL = 3 mA 400
(1) Temperature drift is specified according to the box method. See the Feature Description section for more details.
(2) See the Thermal Hysteresis section.