FAN3122T-F085 ONSEMI | Alldatasheet

Document overview

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  • PDF pages: 21

Technical content

Features

  • Industry−Standard Pin−out with Enable Input
  • 4.5−V to 18−V Operating Range
  • 11.4 A Peak Sink at VDD = 12 V
  • 9.7−A Sink / 7.1−A Source at VOUT = 6 V
  • Inverting Configuration (FAN3121) and Non−Inverting Configuration (FAN3122)
  • Internal Resistors Turn Driver Off If No Inputs
  • 23−ns / 19−ns Typical Rise/Fall Times (10 nF Load)
  • 18 ns to 23 ns Typical Propagation Delay Time
  • Choice of TTL or CMOS Input Thresholds
  • MillerDrive Technology
  • Available in Thermally Enhanced 3x3 mm 8−Lead MLP or 8−Lead
  • Rated from –40°C to +125°C
  • Automotive Qualified to AEC−Q100 (F085 Versions)

Applications

  • Synchronous Rectifier Circuits
  • High−Efficiency MOSFET Switching
  • Switch−Mode Power Supplies
  • DC−to−DC Converters
  • Motor Control
  • Automotive−Qualified Systems (F085 Versions) MARKING DIAGRAM See detailed ordering and shipping information on page 18 of this data sheet.

ORDERING INFORMATION

WDFN8 3x3, 0.65P CASE 511CD XXXXX XXXXX ALYW/C0071 /C0071 XXXXX = Specific Device Code A = Assembly Location Y = Year W, WW = Work Week /C0071= Pb−Free Package XXXXX AYWW/C0071 /C0071 *This information is generic. Please refer to device data sheet for actual part marking. Pb−Free indicator, “G” or microdot “ /C0071”, may or may not be present. (Note: Microdot may be in either location) WDFN8 SOIC8

4, 5 4, 5 GND Ground. Common ground reference for input and output circuits. 6, 7 OUT Gate Drive Output. Held LOW unless required input is present and VDD is above the UVLO threshold. 1, 8 1, 8 VDD Supply Voltage. Provides power to the IC. connected to GND; NOT suitable for carrying current. Figure 5. FAN3121 Pin Assignments (Repeated) Figure 6. FAN3122 Pin Assignments (Repeated)

  1. Default input signal if no external connection is made .

8 VDD

5 GND

Figure 7. Block Diagram should not be assumed, damage may occur and reliability may be affected. the Recommended Operating Ranges limits may affect device reliability.

FAN3121, FAN3122 www.onsemi.com ELECTRICAL CHARACTERISTICS (VDD = 12 V and TJ = −40°C to +125°C unless otherwise noted. Currents are defined as positive into the device and negative out of the device.) Symbol Parameter Conditions Min Typ Max Unit SUPPLY VDD Operating Range 4.5 − 18.0 V IDD Supply Current, Inputs / EN Not Connected TTL − 0.65 0.90 mA CMOS (Note 8) − 0.58 0.85 VON Device Turn−On Voltage (UVLO) 3.5 4.0 4.3 V VOFF Device Turn−Off Voltage (UVLO) 3.30 3.75 4.10 V FAN3121−F085, FAN3122−F085 (Automotive−Qualified Versions) VDD Operating Range 4.5 − 18.0 V IDD Supply Current, Inputs / EN Not Connected TTL − 0.65 1.00 mA CMOS (Note 8) − 0.58 0.85 VON Device Turn−On Voltage (UVLO) 3.5 4.0 4.3 V VOFF Device Turn−Off Voltage (UVLO) (Note 12) 3.25 3.75 4.15 V INPUTS (TTL, FAN312xT) (Note 9) VIL_T INx Logic Low Threshold 0.8 1.0 − V VIH_T INx Logic High Threshold − 1.7 2.0 V VHYS_T TTL Logic Hysteresis Voltage 0.40 0.70 0.85 V FAN3121TMX, FAN3122TMX IIN+ Non−Inverting Input Current IN from 0 to VDD −1 − 175 /C0109A IIN− Inverting Input Current IN from 0 to VDD −175 − 1 /C0109A FAN3121TMX−F085, FAN3122TMX−F085 (Automotive−Qualified Versions) IINx_T Non−inverting Input Current (Note 12) IN = 0 V −1.5 − 1.5 /C0109A IINx_T Non−inverting Input Current (Note 12) IN = VDD 90 120 175 /C0109A IINx_T Inverting Input Current (Note 12) IN = 0 V −175 −120 −90 /C0109A IINx_T Inverting Input Current (Note 12) IN = VDD −1.5 − 1.5 /C0109A INPUTS (CMOS, FAN312xC) (Note 9) VIL_C INx Logic Low Threshold 30 38 − %VDD VIH_C INx Logic High Threshold − 55 70 %VDD VHYS_C CMOS Logic Hysteresis Voltage 12 17 24 %VDD FAN3121CMX, FAN3122CMX IIN+ Non−Inverting Input Current IN from 0 to VDD −1 − 175 /C0109A IIN− Inverting Input Current IN from 0 to VDD −175 − 1 /C0109A FAN3121CMX−F085, FAN3122CMX−F085 (Automotive−Qualified Versions) IINx_C Non−Inverting Input Current (Note 12) IN = 0 V −1.5 − 1.5 /C0109A IINx_C Non−Inverting Input Current (Note 12) IN = VDD 90 120 175 /C0109A IINx_C Inverting Input Current (Note 12) IN = 0 V −175 −120 −90 /C0109A IINx_C Inverting Input Current (Note 12) IN = VDD −1.5 − 1.5 /C0109A ENABLE (FAN3121, FAN3122) VENL Enable Logic Low Threshold EN from 5 V to 0 V 1.2 1.6 2.0 V VENH Enable Logic High Threshold EN from 0 V to 5 V 1.8 2.2 2.6 V VHYS_T TTL Logic Hysteresis Voltage 0.2 0.6 0.8 V RPU Enable Pull−up Resistance 68 100 134 k/C0087 tD1, tD2 Propagation Delay, CMOS EN (Note 10) 8 17 27 ns tD1, tD2 Propagation Delay, TTL EN (Note 10) 14 21 33 ns

performance may not be indicated by the Electrical Characteristics if operated under different conditions.

  1. Lower supply current due to inactive TTL circuitry.
  2. EN inputs have modified TTL thresholds; refer to the ENABLE section.

10.See Timing Diagrams of Figure 8 and Figure 9.

  1. Not tested in production.

12.Automotive−qualified F085 version specifications. Figure 8. Non−Inverting Figure 9. Inverting

from 0 to 3.3 V should be 550 ns or less. disabled using the EN pin with a very rapid response time. thresholds for parts with either TTL or CMOS IN thresholds.

12 V , the logic rising edge threshold is approximately 55%

noise from violating the input voltage hysteresis window. and outputs, as shown in the block diagram (see Figure 7). obtained from the curves, plus this additional current. MOS devices pull the output to the HIGH or LOW rail. generally conducting before the MOSFET is switched on. Figure 46. Miller Drive Output Architecture

Figure 52. Non−Inverting Startup Waveforms Thermal Characteristics table. J would be limited to 120 °C. more conductive path to remove the heat from the driver.

Table 1. RELATED PRODUCTS 15.Typical currents with OUT at 6 V and VDD = 12 V. 16.Thresholds proportional to an externally supplied reference voltage. 17.Automotive−qualified F085 versions are only offered in SOIC8 packages.

FAN3121, FAN3122 www.onsemi.com Part Number Logic Input Threshold Package Shipping† FAN3121CMPX Inverting Channels + Enable CMOS 3x3 mm MLP−8 3,000 / Tape & Reel FAN3121CMX SOIC−8 2,500 / Tape & Reel FAN3121CMX−F085 (Note 18) SOIC−8 2,500 / Tape & Reel FAN3121TMPX TTL 3x3 mm MLP−8 3,000 / Tape & Reel FAN3121TMX SOIC−8 2,500 / Tape & Reel FAN3121TMX−F085 (Note 18) SOIC−8 2,500 / Tape & Reel FAN3122CMPX Non−Inverting Channels + Enable CMOS 3x3 mm MLP−8 3,000 / Tape & Reel FAN3122CMX SOIC−8 2,500 / Tape & Reel FAN3122CMX−F085 (Note 18) SOIC−8 2,500 / Tape & Reel FAN3122TMPX TTL 3x3 mm MLP−8 3,000 / Tape & Reel FAN3122TMX SOIC−8 2,500 / Tape & Reel FAN3122TMX−F085 (Note 18) SOIC−8 2,500 / Tape & Reel †For information on tape and reel specifications, including part orientation and tape sizes, please refer to our Tape and Reel Packaging Specifications Brochure, BRD8011/D. 18.Qualified to AEC−Q100.

FAN3121, FAN3122 www.onsemi.com PACKAGE DIMENSIONS WDFN8 3x3, 0.65P CASE 511CD ISSUE O NOTES: 1. DIMENSIONING AND TOLERANCING PER ASME Y14.5M, 1994. 2. CONTROLLING DIMENSION: MILLIMETERS. 3. DIMENSION b APPLIES TO PLATED TERMINAL AND IS MEASURED BETWEEN 0.15 AND 0.30 MM FROM TERMINAL TIP . 4. COPLANARITY APPLIES TO THE EXPOSED PAD AS WELL AS THE TERMINALS. ÇÇÇÇ ÇÇÇÇ ÇÇÇÇ AD E B C0.10 PIN ONE REFERENCE TOP VIEW SIDE VIEW BOTTOM VIEW LD2 C C0.10 C0.05 C0.05 A1 SEATING PLANE NOTE 3 b8X 0.10 C 0.05 C A BB DIM MIN MAX MILLIMETERS A 0.70 0.80 A1 0.00 0.05 b 0.25 0.35 D 3.00 BSC D2 2.05 2.25 E 3.00 BSC E2 1.10 1.30 e 0.65 BSC L 0.30 0.50 1 4 *For additional information on our Pb−Free strategy and soldering details, please download the onsemi Soldering and Mounting Techniques Reference Manual, SOLDERRM/D. SOLDERING FOOTPRINT* 0.65 PITCH 1.36 3.30 DIMENSIONS: MILLIMETERS 0.63 NOTE 4 0.40 DETAIL A A3 0.20 REF ADETAIL B DETAIL A L ALTERNATE CONSTRUCTIONS ÉÉÉ ÉÉÉÇÇÇ L ÇÇÇ ÉÉÉ DETAIL B MOLD CMPDEXPOSED Cu ALTERNATE CONSTRUCTIONS L1 0.00 0.15 OUTLINE PACKAGE e RECOMMENDED K 2.31 e/2 K 0.20 −−−

FAN3121, FAN3122 www.onsemi.com PACKAGE DIMENSIONS SOIC8 CASE 751EB ISSUE A

FAN3121, FAN3122 www.onsemi.com onsemi, , and other names, marks, and brands are registered and/or common law trademarks of Semiconductor Components Industries, LLC dba “onsemi” or its affiliates and/or subsidiaries in the United States and/or other countries. onsemi owns the rights to a number of patents, trademarks, copyrights, trade secrets, and other intellectual property. A listing of onsemi’s product/patent coverage may be accessed at www.onsemi.com/site/pdf/Patent−Marking.pdf. onsemi reserves the right to make changes at any time to any products or information herein, without notice. The information herein is provided “as−is” and onsemi makes no warranty, representation or guarantee regarding the accuracy of the information, product features, availability, functionality, or suitability of its products for any particular purpose, nor does onsemi assume any liability arising out of the application or use of any product or circuit, and specifically disclaims any and all liability, including without limitation special, consequential or incidental damages. Buyer is responsible for its products and applications using onsemi products, including compliance with all laws, regulations and safety requirements or standards, regardless of any support or applications information provided by onsemi. “Typical” parameters which may be provided in onsemi data sheets and/or specifications can and do vary in different applications and actual performance may vary over time. All operating parameters, including “Typicals” must be validated for each customer application by customer’s technical experts. onsemi does not convey any license under any of its intellectual property rights nor the rights of others. onsemi products are not designed, intended, or authorized for use as a critical component in life support systems or any FDA Class 3 medical devices or medical devices with a same or similar classification in a foreign jurisdiction or any devices intended for implantation in the human body. Should Buyer purchase or use onsemi products for any such unintended or unauthorized application, Buyer shall indemnify and hold onsemi and its officers, employees, subsidiaries, affiliates, and distributors harmless against all claims, costs, damages, and expenses, and reasonable attorney fees arising out of, direct ly or indirectly, any claim of personal injury or death associated with such unintended or unauthorized use, even if such claim alleges that onsemi was negligent regarding the design or manufacture of the part. onsemi is an Equal Opportunity/Affirmative Action Employer. This literature is subject to all applicable copyright laws and is not for resale in any manner. PUBLICATION ORDERING INFORMATION TECHNICAL SUPPORT North American Technical Support: Voice Mail: 1 800−282−9855 Toll Free USA/Canada Phone: 011 421 33 790 2910 MillerDrive is trademark of Semiconductor Components Industries, LLC (SCILLC) or its subsidiaries in the United States and/or other countries. LITERATURE FULFILLMENT: Email Requests to: orderlit@onsemi.com onsemi Website: www.onsemi.com Europe, Middle East and Africa Technical Support: Phone: 00421 33 790 2910 For additional information, please contact your local Sales Representative