DATASHEET Dual 20V N-Channel Power MOSFET GWS4621L Features The GWS4621L is a dual 20V, 8.8mΩ, N-channel power MOSFET used for Li-ion battery protection. It is offered in a 1.85mmx1.85mm LGA with a very low thickness profile, 0.29mm typical thickness. It has extremely high power density, reducing the board size of the Li-ion battery power system. Designed for handheld devices with a high level of ESD protection. • Monolithic dual MOSFET • Low rDS(ON) in a small footprint • Ultra low gate charge and figure of merit • LGA chip scale package • Low thermal resistance Applications • Li-ion battery protection PRODUCT SUMMARY V(BR)SSS ID = 250µA 20V Minimum • Portable devices, cell phones, PDA rDS(ON) VGS = 4.5V 8.8mΩ Typical • Rated for short-circuit and overcurrent protection • Integrated G-S diodes provide ESD protection of 2.5kV HBM FET1 Gate1 Gate2 Source1 Source2 FIGURE 1. EQUIVALENT CIRCUIT December 21, 2015 FN8784.1 1 2 S1 G1 S2 G2 4 3 FET2 1 FIGURE 2. PAD VIEW, 1.815mm x 1.815mm CAUTION: These devices are sensitive to electrostatic discharge; follow proper IC Handling Procedures. 1-888-INTERSIL or 1-888-468-3774 | Copyright Intersil Americas LLC 2015. All Rights Reserved Intersil (and design) is a trademark owned by Intersil Corporation or one of its subsidiaries. All other trademarks mentioned are the property of their respective owners. GWS4621L Ordering Information PART NUMBER TEMP RANGE (°C) PART MARKING GWS4621L 21 Pin Configuration GWS2350S (4 BUMP WLCSP) BOTTOM VIEW Submit Document Feedback 1 2 S1 G1 S2 G2 4 3 2 -55 to +150 PACKAGE (RoHS Compliant) 4 BUMP WLCSP Pin Descriptions PIN # PIN NAME DESCRIPTION 1 S1 Source of FET1 2 G1 Gate of FET1 3 G2 Gate of FET2 4 S2 Source of FET2 FN8784.1 December 21, 2015 GWS4621L Absolute Maximum Ratings Thermal Information (Note 1) Source-to-Source Voltage (VDS) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .-20V Gate-to-Source Voltage (VGS) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ±8V Source Current (IS) (Note 2) TA = +25°C . . . . . . . . . . . . . . . . . . . . . . .10.1A (10s), 6.5A (Steady State) TA = +70°C . . . . . . . . . . . . . . . . . . . . . . . .8.1A (10s), 5.2A (Steady State) Source Current (RthjFoot) TF = +25°C . . . . . . . . . . . . . . 15A (Steady State) Pulsed Source Current (ISM) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 60A ESD Rating Human Body Model . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2.5kV Thermal Resistance (Typical) JA (°C/W) JF (°C/W) t ≤10s. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35 Steady State . . . . . . . . . . . . . . . . . . . . . . . . . 85 16 Maximum Power Dissipation (PD) (Note 2) TA = +25°C . . . . . . . . . . . . . . . . . . . . . . 3.6W (10s) 1.47W (Steady State) TA = +70°C . . . . . . . . . . . . . . . . . . . . .2.29W (10s) 0.94W (Steady State) Junction and Storage Temperature Range (TJ, Tstg). . . . .-55°C to +150°C Pb-Free Reflow Profile . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . see TB493 CAUTION: Do not operate at or near the maximum ratings listed for extended periods of time. Exposure to such conditions may adversely impact product reliability and result in failures not covered by warranty. NOTES: 1. TJ = +25°C unless otherwise noted. 2. Surface mounted on FR4 board. Electrical Characteristics SYMBOL TJ = +25°C unless otherwise noted. PARAMETER TEST CONDITIONS MIN (Note 3) TYP (Note 4) MAX (Note 3) UNIT STATIC V(BR)SSS Source-to-Source Breakdown Voltage VGS = 0V, ID = 250µA ISSS Zero Gate Voltage Source Current VGS = 0V, VDS = 20V 1 µA IGSS Gate Body Leakage VDS = 0V VGS = ±6V ±10 µA VGS(th) Gate Threshold Voltage VDS = VGS, ID = 1mA rDS(ON) Drain-to-Source On-State Resistance (Note 5) VGS = 4.5V, ID = 3A rSS(ON) Source-to-Source On-State Resistance (Note 5) V 0.5 0.8 1.5 V 6.0 8.8 9.8 mΩ VGS = 4.0V, ID = 3A 7.0 9.0 10.3 mΩ VGS = 3.1V, ID = 3A 8.0 10.0 12.0 mΩ VGS = 2.5V, ID = 3A 9.0 11.5 13.5 mΩ TJ = +25°C 12.0 17.5 19.5 mΩ TJ = +50°C 12.0 21.0 23.0 mΩ TJ = +25°C 14.0 18.0 20.5 mΩ TJ = +50°C 14.0 22.0 24.0 mΩ VGS = 3.1V, IS = 3A TJ = +25°C 16.0 20.0 24.0 mΩ TJ = +50°C 16.0 23.0 27.0 mΩ VGS = 2.5V, IS = 3A TJ = +25°C 18.0 23.0 27.0 mΩ TJ = +50°C 18.0 26.0 30.0 mΩ 1.0 V VGS = 4.5V, IS = 3A VGS = 4.0V, IS = 3A VSS 20 Source-to-Source Diode Voltage VGS = 0, IS = 6.5A 0.8 Qg Total Gate Charge VSS = 10V, IS = 5.0A, VGS = 4.0V 11 nC Ciss Input Capacitance VSS = 10V, VGS = 0V, f = 1MHz 1125 pF Coss Output Capacitance 375 pF Crss Reverse Transfer Capacitance 188 pF DYNAMIC NOTES: 3. Compliance to datasheet limits is assured by one or more methods: production test, characterization and/or design. 4. Typical values are for TA = +25°C. 5. Good Kelvin measurement required. Submit Document Feedback 3 FN8784.1 December 21, 2015 GWS4621L Test Circuit Examples for Measuring FET1 Key Parameters S2 S2 A G2 G2 G1 G1 +V A ±V S1 S1 FIGURE 3. ISSS TEST CIRCUIT FIGURE 4. IGSS TEST CIRCUIT S2 S2 A G2 G2 V V G1 G1 +V ±V S1 S1 FIGURE 6. rSS(ON) TEST CIRCUIT FIGURE 5. VGS(th) TEST CIRCUIT S2 4.5V G2 V V G1 S1 FIGURE 7. VFS-S TEST CIRCUIT Submit Document Feedback 4 FN8784.1 December 21, 2015 GWS4621L Typical Performance Curves 10 60 9 IS-SOURCE CURRENT (A) IS-SOURCE CURRENT (A) VG S = 4.5V 50 VGS = 4.0V 40 VGS = 3.1V 30 VGS = 2.5V 20 10 8 7 6 5 TJ = +125°C TJ = -25°C 4 3 TJ = +75°C 2 1 0 0 0 1 1 2 2 3 VSS - SOURCE-TO-SOURCE VOLTAGE (V) 0 3 1 VGS - GATE-TO-SOURCE (V) 40 VGS = 2.5V 35 VGS = 3.1V 30 VGS VGS = 4.0V = 4.5V 25 20 15 10 0 1 10 100 140 120 100 80 60 IS = 3A 40 20 0 0 5 IS- SOURCE CURRENT (A) VGS = 2.5V VGS = 3.1V VGS = 4.0V 35 VGS = 4.5V 30 25 20 15 10 -50 -25 0 25 50 75 100 TJ - JUNCTION TEMPERATURE 125 ( o C) FIGURE 12. SOURCE-TO-SOURCE ON-STATE RESISTANCE vs JUNCTION TEMPERATURE Submit Document Feedback 5 15 150 FIGURE 11. SOURCE-TO-SOURCE ON-STATE RESISTANCE vs GATE-TO-SOURCE VOLTAGE VGS(th) - GATE THRESHOLD VOLTAGE (V) 50 40 10 VGS - GATE-TO-SOURCE VOLTAGE (V) FIGURE 10. SOURCE-TO-SOURCE ON-STATE RESISTANCE vs SOURCE CURRENT 45 2 FIGURE 9. TRANSFER CHARACTERISTICS rSS(ON) - ON-STATE RESISTANCE (m) rSS(ON) - ON-STATE RESISTANCE (m) FIGURE 8. OUTPUT CHARACTERISTICS rSS(ON) - ON-STATE RESISTANCE (m) TJ = +25°C 1 .2 1 .0 I S = 1mA 0 .8 0 .6 0 .4 0 .2 -50 -25 0 25 50 75 100 TJ - JUNCTION TEMPERATURE 125 150 (o C) FIGURE 13. GATE THRESHOLD VOLTAGE vs JUNCTION TEMPERATURE FN8784.1 December 21, 2015 GWS4621L 100 4.0 3.5 IS-SOURCE CURRENT (A) VGS - GATE-TO-SOURCE VOLTAGE (V) Typical Performance Curves (Continued) VSS = 10V I S = 5A VGS = 0 to 4.0 V 3.0 2.5 2.0 1.5 1.0 TJ = +75°C TJ = +25°C 0.5 TJ = -25°C 1 0.0 0 0.0 5 10 QG - TOTAL GATE CHARGE (n C) 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 VSS-SOURCE-TO-SOURCE VOLTAGE (V) 2.0 FIGURE 15. SOURCE-TO-SOURCE DIODE FORWARD VOLTAGE FIGURE 14. GATE CHARGE 100 IS-SOURCE CURRENT (A) 100 00 C-CAPACITANCE (pF) TJ = +125°C 10 Ciss 100 0 Coss 100 Crss rSS(ON) LIMITED VGS = 4.5V 10 1ms 1 0.1 10ms 100ms TA = +25oC, SINGLE PULSE DC 0.01 10 0 5 10 15 0.1 20 1 10 100 VSS - SOURCE-TO-SOURCE VOLTAGE (V) VSS - SOURCE-TO-SOURCE VOLTAGE (V) FIGURE 17. MAXIMUM RATED FORWARD BIASED SAFE OPERATING AREA FIGURE 16. CAPACITANCE 1.00 r(t) - TRANSIENT THERMAL RESISTANCE (NORMALIZED) 0.50 0.20 0.10 0.10 0.05 0.02 SINGLE PULSE 0.01 1.0E-04 1.0E-03 1.0E-02 1.0E-01 1.0E+00 1.0E+01 1.0E+02 1.0E+03 t - TIME (s) FIGURE 18. TRANSIENT THERMAL RESPONSE, JUNCTION-TO-AMBIENT Submit Document Feedback 6 FN8784.1 December 21, 2015 GWS4621L Revision History The revision history provided is for informational purposes only and is believed to be accurate, but not warranted. Please go to the web to make sure that you have the latest revision. DATE REVISION CHANGE December 21, 2015 FN8784.1 Added “Note 1. TJ = +25°C unless otherwise noted.” to Abs Max on page 3. October 30, 2015 FN8784.0 Initial release About Intersil Intersil Corporation is a leading provider of innovative power management and precision analog solutions. The company's products address some of the largest markets within the industrial and infrastructure, mobile computing and high-end consumer markets. For the most updated datasheet, application notes, related documentation and related parts, please see the respective product information page found at www.intersil.com. You may report errors or suggestions for improving this datasheet by visiting www.intersil.com/ask. Reliability reports are also available from our website at www.intersil.com/support. Submit Document Feedback 7 FN8784.1 December 21, 2015 GWS4621L Outline Drawing (Unit: mm) 1.815 4 1: Source 1 2: Gate 1 3: Gate 2 4: Source 2 1.815 Top View 3 1 2 1-pin index mark S1 0.29 Side View 0.65 + + + 0.65 Pad View + ᶲ 0.35 For additional products, see www.intersil.com/en/products.html Intersil products are manufactured, assembled and tested utilizing ISO9001 quality systems as noted in the quality certifications found at www.intersil.com/en/support/qualandreliability.html Intersil products are sold by description only. Intersil Corporation reserves the right to make changes in circuit design, software and/or specifications at any time without notice. Accordingly, the reader is cautioned to verify that data sheets are current before placing orders. Information furnished by Intersil is believed to be accurate and reliable. However, no responsibility is assumed by Intersil or its subsidiaries for its use; nor for any infringements of patents or other rights of third parties which may result from its use. No license is granted by implication or otherwise under any patent or patent rights of Intersil or its subsidiaries. For information regarding Intersil Corporation and its products, see www.intersil.com Submit Document Feedback 8 FN8784.1 December 21, 2015