SPICE MODELS: BSS138W BSS138W Lead-free Green N-CHANNEL ENHANCEMENT MODE FIELD EFFECT TRANSISTOR Features · · · · · · Low On-Resistance A Low Gate Threshold Voltage SOT-323 D Low Input Capacitance Fast Switching Speed Dim Min Max A 0.25 0.40 B 1.15 1.35 C 2.00 2.20 B C Lead Free/RoHS Compliant (Note 4) G "Green" Device (Note 5 and 6) S G Mechanical Data H · · Case: SOT-323 · · · · Moisture Sensitivity: Level 1 per J-STD-020C · · · Marking Code (See Page 2): K38 K Case Material: Molded Plastic, "Green" Molding Compound, Note 6. UL Flammability Classification Rating 94V-0 M J D E L Drain Terminals: Solderable per MIL-STD-202, Method 208 D 0.65 Nominal E 0.30 0.40 G 1.20 1.40 H 1.80 2.20 J 0.0 0.10 K 0.90 1.00 Terminal Connections: See Diagram L 0.25 0.40 Lead Free Plating (Matte Tin Finish annealed over Alloy 42 leadframe). M 0.10 0.18 a 0° 8° Gate All Dimensions in mm Ordering & Date Code Information: See Page 2 Source Weight: 0.006 grams (approximate) Maximum Ratings @ TA = 25°C unless otherwise specified Characteristic Drain-Source Voltage Symbol BSS138W Units VDSS 50 V VDGR 50 V Gate-Source Voltage Continuous VGSS ±20 V Drain Current (Note 2) Continuous ID 200 mA Drain-Gate Voltage (Note 1) Total Power Dissipation (Note 2) Thermal Resistance, Junction to Ambient Operating and Storage Temperature Range Electrical Characteristics Characteristic Pd 200 mW RqJA 625 °C/W Tj, TSTG -55 to +150 °C @ TA = 25°C unless otherwise specified Symbol Min Typ Max Unit Test Condition Drain-Source Breakdown Voltage BVDSS 50 75 ¾ V VGS = 0V, ID = 250mA Zero Gate Voltage Drain Current IDSS ¾ ¾ 0.5 µA VDS = 50V, VGS = 0V Gate-Body Leakage IGSS ¾ ¾ ±100 nA VGS = ±20V, VDS = 0V OFF CHARACTERISTICS (Note 3) ON CHARACTERISTICS (Note 3) VGS(th) 0.5 1.2 1.5 V VDS = VGS, ID = 250mA RDS (ON) ¾ 1.4 3.5 W VGS = 10V, ID = 0.22A gFS 100 ¾ ¾ mS Input Capacitance Ciss ¾ ¾ 50 pF Output Capacitance Coss ¾ ¾ 25 pF Reverse Transfer Capacitance Crss ¾ ¾ 8.0 pF Turn-On Delay Time tD(ON) ¾ ¾ 20 ns Turn-Off Delay Time tD(OFF) ¾ ¾ 20 ns Gate Threshold Voltage Static Drain-Source On-Resistance Forward Transconductance VDS =25V, ID = 0.2A, f = 1.0KHz DYNAMIC CHARACTERISTICS VDS = 10V, VGS = 0V f = 1.0MHz SWITCHING CHARACTERISTICS Note: VDD = 30V, ID = 0.2A, RGEN = 50W 1. R GS £ 20KW. 2. Device mounted on FR-4 PCB, 1 inch x 0.85 inch x 0.062 inch; pad layout as shown on Diodes Inc. suggested pad layout document AP02001, which can be found on our website at http://www.diodes.com/datasheets/ap02001.pdf. 3. Short duration test pulse used to minimize self-heating effect. 4. No purposefully added lead. DS30206 Rev. 7 - 2 1 of 6 www.diodes.com BSS138W ã Diodes Incorporated Ordering Information (Note 5 & 7) Device Packaging Shipping BSS138W-7-F SOT-323 3000/Tape & Reel Notes: 5. Diodes Inc.'s "Green" policy can be found on our website at http://www.diodes.com/products/lead_free/index.php. 6. Product manufactured with Date Code 0609 (week 9, 2006) and newer are built with Green Molding Compound. Product manufactured prior to Date Code 0609 are built with Non-Green Molding Compound and may contain Halogens or Sb2O3 Fire Retardants. 7. For Packaging Details, go to our website at http://www.diodes.com/datasheets/ap02007.pdf. YM Marking Information K38 K38 = Product Type Marking Code YM = Date Code Marking Y = Year ex: N = 2002 M = Month ex: 9 = September Date Code Key Year 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 Code J K L M N P R S T U V W Month Jan Feb March Apr May Jun Jul Aug Sep Oct Nov Dec Code 1 2 3 4 5 6 7 8 9 O N D 0.6 VGS = 3.5V Tj = 25° C ID, DRAIN-SOURCE CURRENT (A) 0.5 VGS = 3.25V 0.4 VGS = 3.0V 0.3 VGS = 2.75V 0.2 VGS = 2.5V 0.1 0 0 1 2 5 4 3 6 7 8 9 10 VDS, DRAIN-SOURCE VOLTAGE (V) Fig. 1 Drain-Source Current vs. Drain-Source Voltage ID, DRAIN-SOURCE CURRENT (A) 0.8 -55° C VDS = 1V 0.7 0.6 25° C 0.5 150° C 0.4 0.3 0.2 0.1 0 0 0.5 1 1.5 2 2.5 3 3.5 4 4.5 VGS, GATE-SOURCE VOLTAGE (V) Fig. 2 Transfer Characteristics DS30206 Rev. 7 - 2 2 of 6 www.diodes.com BSS138W RDS(ON), NORMALIZED DRAIN-SOURCE ON RESISTANCE (W) 2.45 2.25 2.05 VGS = 10V ID = 0.5A 1.85 1.65 1.45 VGS = 4.5V ID = 0.075A 1.25 1.05 0.85 0.65 -55 45 -5 95 145 Tj, JUNCTION TEMPERATURE (°C) Fig. 3 Drain-Source On Resistance vs. Junction Temperature VGS(th), GATE THRESHOLD VOLTAGE (V) 2 1.8 1.6 ID = 1.0mA 1.4 1.2 1 0.8 0.6 0.4 0.2 0 -55 -40 -25 -10 5 20 35 50 65 80 95 110 125 140 RDS(ON), DRAIN-SOURCE ON RESISTANCE (W) Tj, JUNCTION TEMPERATURE (°C) Fig. 4 Gate Threshold Voltage vs. Junction Temperature 8 7 150° C VGS = 2.5V 6 5 25° C 4 3 -55° C 2 1 0 0 0.02 0.04 0.06 0.08 0.1 0.12 0.14 0.16 ID, DRAIN CURRENT (A) Fig. 5 Drain-Source On Resistance vs. Drain Current DS30206 Rev. 7 - 2 3 of 6 www.diodes.com BSS138W 9 8 VGS = 2.75V 7 150° C 6 5 4 25° C 3 2 -55° C 1 0 0.05 0 0.1 0.15 0.25 0.2 ID, DRAIN CURRENT (A) Fig. 6 Drain-Source On Resistance vs. Drain Current 6 VGS = 4.5V 5 150° C 4 3 2 25° C 1 -55° C 0 0 0.05 0.1 0.15 0.2 0.25 0.3 0.35 0.4 0.45 0.5 VDS, DRAIN-SOURCE VOLTAGE (V) Fig. 7 Drain-Source On Resistance vs. Drain Current 3.5 VGS = 10V 3 150° C 2.5 2 1.5 25° C 1 -55° C 0.5 0 0 0.05 0.1 0.15 0.2 0.25 0.3 0.35 0.4 0.45 0.5 ID, DRAIN CURRENT (A) Fig. 8 Drain-Source On Resistance vs. Drain Current DS30206 Rev. 7 - 2 4 of 6 www.diodes.com BSS138W ID, DIODE CURRENT (A) 1 0.1 150° C -55° C 0.01 25° C 0.001 0 0.2 0.4 0.6 0.8 1.2 1 VSD, DIODE FORWARD VOLTAGE (V) Fig. 9 Body Diode Current vs. Body Diode Voltage 100 C, CAPACITANCE (pF) VGS = 0V f = 1MHz CiSS 10 COSS CrSS 1 0 5 10 15 20 25 30 VDS, DRAIN SOURCE VOLTAGE (V) Fig. 10 Capacitance vs. Drain Source Voltage DS30206 Rev. 7 - 2 5 of 6 www.diodes.com BSS138W IMPORTANT NOTICE Diodes, Inc. and its subsidiaries reserve the right to make changes without further notice to any product herein to make corrections, modifications, enhancements, improvements, or other changes. Diodes, Inc. does not assume any liability arising out of the application or use of any product described herein; neither does it convey any license under its patent rights, nor the rights of others. The user of products in such applications shall assume all risks of such use and will agree to hold Diodes Incorporated and all the companies whose products are represented on our website, harmless against all damages. LIFE SUPPORT The products located on our website at www.diodes.com are not recommended for use in life support systems where a failure or malfunction of the component may directly threaten life or cause injury without the expressed written approval of Diodes Incorporated. DS30206 Rev. 7 - 2 6 of 6 www.diodes.com BSS138W