SBVS047H May   2004  – March 2016 TPS715A

PRODUCTION DATA.  

  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 Diagrams
    3. 7.3 Feature Description
      1. 7.3.1 Wide Supply Range
      2. 7.3.2 Low Supply Current
      3. 7.3.3 Stable With Any Capacitor ≥ 0.47 µF
      4. 7.3.4 Internal Current Limit
      5. 7.3.5 Reverse Current
    4. 7.4 Device Functional Modes
      1. 7.4.1 Normal Operation
      2. 7.4.2 Dropout Operation
  8. Application and Implementation
    1. 8.1 Application Information
    2. 8.2 Typical Applications
      1. 8.2.1 Typical Application (Fixed-Voltage Version)
        1. 8.2.1.1 Design Requirements
          1. 8.2.1.1.1 Power the MSP430 Microcontroller
        2. 8.2.1.2 Detailed Design Procedure
          1. 8.2.1.2.1 External Capacitor Requirements
          2. 8.2.1.2.2 Dropout Voltage (VDO)
        3. 8.2.1.3 Application Curves
      2. 8.2.2 TPS715A01 Adjustable LDO Regulator Programming
        1. 8.2.2.1 Detailed Design Procedure
          1. 8.2.2.1.1 Setting VOUT for the TPS715A01 Adjustable LDO
    3. 8.3 Do's and Don'ts
  9. Power Supply Recommendations
  10. 10Layout
    1. 10.1 Layout Guidelines
    2. 10.2 Layout Example
    3. 10.3 Power Dissipation
  11. 11Device and Documentation Support
    1. 11.1 Device Support
      1. 11.1.1 Development Support
        1. 11.1.1.1 Evaluation Module
        2. 11.1.1.2 Spice Models
      2. 11.1.2 Device Nomenclature
    2. 11.2 Documentation Support
      1. 11.2.1 Related Documentation
    3. 11.3 Community Resources
    4. 11.4 Trademarks
    5. 11.5 Electrostatic Discharge Caution
    6. 11.6 Glossary
  12. 12Mechanical, Packaging, and Orderable Information

Package Options

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

6 Specifications

6.1 Absolute Maximum Ratings

over operating temperature range (unless otherwise noted)(1)
MIN MAX UNIT
Input supply voltage, VIN –0.3 24 V
Peak output current Internally limited
Continuous total power dissipation See Thermal Information
Junction temperature, TJ –40 125 °C
Storage temperature, Tstg –65 150 °C
(1) Stresses beyond those listed under absolute maximum ratings may cause permanent damage to the device. These are stress ratings only, and functional operation of the device at these or any other conditions beyond those indicated under recommended operating conditions is not implied. Exposure to absolute-maximum-rated conditions for extended periods may affect device reliability.

6.2 ESD Ratings

VALUE UNIT
V(ESD) Electrostatic discharge Human body model (HBM), per ANSI/ESDA/JEDEC JS-001(1) ±2000 V
Charged device model (CDM), per JEDEC specification JESD22-C101(2) ±500
(1) JEDEC document JEP155 states that 500-V HBM allows safe manufacturing with a standard ESD control process.
(2) JEDEC document JEP157 states that 250-V CDM allows safe manufacturing with a standard ESD control process.

6.3 Recommended Operating Conditions

over operating free-air temperature range (unless otherwise noted)
MIN NOM MAX UNIT
VIN Input supply voltage 2.5 24 V
IOUT Output current 0 80 mA
CIN Input capacitor 0 0.047 µF
COUT Output capacitor 0.47 1 µF

6.4 Thermal Information

THERMAL METRIC(1) TPS715A UNIT
DRV (SON) DRB (SON)
6 PINS 8 PINS
RθJA Junction-to-ambient thermal resistance 79.5 69 °C/W
RθJC(top) Junction-to-case (top) thermal resistance 110.5 76.8 °C/W
RθJB Junction-to-board thermal resistance 48.9 44.6 °C/W
ψJT Junction-to-top characterization parameter 5.2 8.1 °C/W
ψJB Junction-to-board characterization parameter 49.3 44.8 °C/W
RθJC(bot) Junction-to-case (bottom) thermal resistance 18.3 27.5 °C/W
(1) For more information about traditional and new thermal metrics, see the Semiconductor and IC Package Thermal Metrics application report, SPRA953.

6.5 Electrical Characteristics

Over operating junction temperature range (TJ = –40°C to 125°C), VIN = VOUT(NOM) + 1 V, IOUT = 1 mA, COUT = 1 μF, unless otherwise noted. The TPS715A01 device is tested with VOUT = 2.8 V. Typical values are at TJ = 25°C.
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
Input voltage(1) VIN IOUT = 10 mA 2.5 24 V
IOUT = 80 mA 3 24
Voltage range (TPS715A01) VOUT 1.2 15 V
Output voltage accuracy(1) TPS715A01 VOUT + 1 V ≤ VIN ≤ 24 V,
1.2 V ≤ VOUT ≤ 15V, 0 ≤ IOUT ≤ 80 mA
0.96 × VOUT(nom) VOUT(nom) 1.04 × VOUT(nom) V
TPS715A33 4.3 V < VIN < 24 V, 0 ≤ IOUT ≤ 80 mA 3.135 3.3 3.465
Output voltage
line regulation(1)
ΔVOUT/ΔVIN VOUT + 1 V < VIN ≤ 24 V 20 60 mV
Load regulation ΔVOUT/ΔIOUT IOUT = 100 μA to 80 mA 35 mV
Dropout voltage
VIN = VOUT(NOM) – 0.1 V
VDO IOUT = 80 mA 670 1120 mV
Output current limit ICL VOUT = 0 V 160 1100 mA
Ground pin current IGND TJ = –40°C to 85°C, 0 mA ≤ IOUT ≤ 80 mA 3.2 4.2 μA
0 mA ≤ IOUT ≤ 80 mA 3.2 4.8
VIN = 24 V, 0 mA ≤ IOUT ≤ 80 mA 5.8
Power-supply ripple rejection PSRR f = 100 kHz, COUT = 10 μF 60 dB
Output noise voltage VIN BW = 200 Hz to 100 kHz,
COUT = 10 μF, IOUT = 50 mA
575 μVrms
(1) Minimum VIN = VOUT + VDO, or the value shown for input voltage, whichever is greater.

6.6 Typical Characteristics

TPS715A tc_vo_io-BVS047.gif
Figure 1. TPS715A33 Output Voltage vs Output Current
TPS715A tc_qc_ta-BVS047.gif
Figure 3. Ground Current vs Junction Temperature
TPS715A tc_zo_f-BVS047.gif
Figure 5. Output Impedance vs Frequency
TPS715A tc_vdo_vi-BVS047.gif
Figure 7. TPS715A01 Dropout Voltage vs Input Voltage
TPS715A tc_iout_vout-bvs047.gif
Figure 9. Output Voltage vs Current Limit
TPS715A tc_vo_vi_t-BVS047.gif
Figure 11. Power-Up and Power-Down
TPS715A tc_load_tran-bvs049.gif
Figure 13. Load Transient Response
TPS715A tc_vo_ta-BVS047.gif
Figure 2. TPS715A33 Dropout Voltage vs
Junction Temperature
TPS715A tc_osnd_f-BVS047.gif
Figure 4. Output Spectral Noise Density vs Frequency
TPS715A tc_vdo_io-BVS047.gif
Figure 6. TPS715A33 Dropout Voltage vs Output Current
TPS715A tc_vdo_ta-BVS047.gif
Figure 8. TPS715A33 Dropout Voltage vs
Junction Temperature
TPS715A tc_pssr_f-BVS047.gif
Figure 10. Power-Supply Ripple Rejection vs Frequency
TPS715A tc_vi_t-BVS047.gif
Figure 12. Line Transient Response