PHILIPS),(D) B(FET;CEN7002A(CET),(D) FET(3P);2N7002(PHILIPS),(D) B(FET;CEN7002A(CET),(D) FET(3P);2N7002(PHILIPS),(D) B(FET;CEN7002A(CET),(D) FET(3P);2N7002(PHILIPS),(D) B(FET;CEN7002A(CET),(D) FET(3P);2N7002(PHILIPS),(D) B(FET;CEN7002A(CET),(D) TRANSISTOR;MMBT3904LT1G(ON) TRANSISTOR;MMBT3904LT1G(ON) TRANSISTOR;MMBT3904LT1G(ON) TRANSISTOR;MMBT3904LT1G(ON) TRANSISTOR;MMBT3904LT1G(ON) TRANSISTOR;MMBT3904LT1G(ON) TRANSISTOR;MMBT3904LT1G(ON) FET(3P);2N7002(PHILIPS),(D) B(FET;CEN7002A(CET),(D) TRANSISTOR;MMBT3906LT1G(ON) TRANSISTOR;MMBT3904LT1G(ON) FET(3P);2N7002(PHILIPS),(D) B(FET;CEN7002A(CET),(D) TRANSISTOR;MMBT3904LT1G(ON) FET;AP4435GM(AP) TRANSISTOR;MMBT3904LT1G(ON) FET;AP4435GM(AP) TRANSISTOR;MMBT3904LT1G(ON) TRANSISTOR;MMBT3904LT1G(ON) TUNER;TUV1236D/FH(PHILIPS),(D) IC(3P);AIC1117-33PY(AIC) IC(3P);AZ1117H-3.3TRE1(BCD),(D) IC(3P);AIC1117-25PY(AIC) IC(3P);A

RC 0603 1/10W 4.7Kohm J T RC 0603 1/10W 4.7Kohm J T RC 0603 1/10W 0 ohm J T RC 0603 1/10W 10Kohm J T RC 0603 1/10W 1.0Kohm J T RC 0603 1/10W 100Kohm J T RC 0603 1/10W 4.7Kohm J T RC 0603 1/10W 47Kohm J T RC 0603 1/10W 2.4Kohm J T RC 0603 1/10W 1.0Kohm J T MMBT3904LT1G-LR SOT-23 LRC PMBS3904 SOT-23 PHILIPS MMBT3904-F SOT23 DIODES MMBT3904K SOT-23 FAIRCHILD MMBT3904LT1G SOT-23 ON MMBT3904LT1G-LR SOT-23 LRC PMBS3904 SOT-23 PHILIPS MMBT3904-F SOT23 DIODES MMBT3904K SOT-23 FAIRCHILD MMBT3904LT1G SOT-23 ON MMBT3906-NL SOT23 FAIRCHILD MMBT3906-F SOT-23 DIODES PMBS3906 SOT-23 PHILIPS MMBT3906LT1G SOT-23 ON MMBT3906-7 SOT23 VISHAY MMBT3906-NL SOT23 FAIRCHILD MMBT3906-F SOT-23 DIODES PMBS3906 SOT-23 PHILIPS MMBT3906LT1G SOT-23 ON MMBT3906-7 SOT23 VISHAY 2N7002G SOT-23 Pyramis 2N7002K SOT-23 PHILIPS 2N7002 SOT-23 FAIRCHILD 2N7002G SOT-23 Pyramis 2N7002K SOT-23 PHILIPS 2N7002 SOT-23 FAIRCHILD MMBT3904LT1G-LR SOT-23 LRC PMBS3904 SOT-23 PHILIPS MMBT3904-F SOT

MMBT3904LT1G General Purpose Transistor NPN Silicon Features * These Devices are Pb-Free, Halogen Free/BFR Free and are RoHS http://onsemi.com Compliant COLLECTOR 3 MAXIMUM RATINGS Rating Symbol Value Unit Collector -Emitter Voltage VCEO 40 Vdc Collector -Base Voltage VCBO 60 Vdc Emitter-Base Voltage VEBO 6.0 Vdc IC 200 mAdc ICM 900 mAdc Collector Current - Continuous Collector Current - Peak (Note 3) 1 BASE 2 EMITTER 3 THERMAL CHARACTERISTICS Characteristic Total Device Dissipation FR- 5 Board (Note 1) @TA = 25C Derate above 25C Thermal Resistance, Junction-to-Ambient Total Device Dissipation Alumina Substrate, (Note 2) @TA = 25C Derate above 25C Thermal Resistance, Junction-to-Ambient Junction and Storage Temperature Symbol Max Unit 225 1.8 mW mW/C 556 C/W 300 2.4 mW mW/C RqJA 417 C/W TJ, Tstg -55 to +150 C PD RqJA SOT-23 (TO-236) CASE 318 STYLE 6 1 2 MARKING DIAGRAM PD Stresses exceeding Maximum Ratings may damage the device. Maximum Ratings are stress ratings only. Functional operation above

MMBT3904LT1G General Purpose Transistor NPN Silicon Features * These Devices are Pb-Free, Halogen Free/BFR Free and are RoHS http://onsemi.com Compliant COLLECTOR 3 MAXIMUM RATINGS Rating Symbol Value Unit Collector -Emitter Voltage VCEO 40 Vdc Collector -Base Voltage VCBO 60 Vdc Emitter-Base Voltage VEBO 6.0 Vdc IC 200 mAdc ICM 900 mAdc Collector Current - Continuous Collector Current - Peak (Note 3) 1 BASE 2 EMITTER 3 THERMAL CHARACTERISTICS Characteristic Total Device Dissipation FR- 5 Board (Note 1) @TA = 25C Derate above 25C Thermal Resistance, Junction-to-Ambient Total Device Dissipation Alumina Substrate, (Note 2) @TA = 25C Derate above 25C Thermal Resistance, Junction-to-Ambient Junction and Storage Temperature Symbol Max Unit 225 1.8 mW mW/C 556 C/W 300 2.4 mW mW/C RqJA 417 C/W TJ, Tstg -55 to +150 C PD RqJA SOT-23 (TO-236) CASE 318 STYLE 6 1 2 MARKING DIAGRAM PD Stresses exceeding Maximum Ratings may damage the device. Maximum Ratings are stress ratings only. Functional operation above

1 BC807-LT1G C2 + C4 + C7 C8 IPK NC SWC SWE 1k C5 6k8 R13 NU 1k 0805 100pF 1.8nF C3 10k 0805 CT R8 MMSD4148T1G D2 R10 R14 NU NCP3065 SOIC8 VCC TCAP COMP COMP GND VCC IPK NC U1 R15 R9 Q2 BC817-LT1G 1mF/50V 0.1mF 1206 12061206 1206 1206 1206 R2 6 1R0 1%R Q5 MMBT3904LT1G Q4 MTB30P06VT4G R16 0R15 1% 0.1mF 1206 C1 R12 0R15 1% D1 MBRS540LT3G DO5040H-223MLB L1 + GND J7 -LED J5 C6 220 mF/50 V +LED J1 NCP30653ABCKGEVB, NCP3065SOBCKGEVB, NCP3065SOBSTGEVB 6 http://onsemi.com Figure 10. NCP3065 Buck Evaluation Board Schematic R11 R11 ON/OFF 1k2 J6 ON/OFF 1k2 J6 +VAUX J4 GND J3 +VIN J2 R3 R4 R5 R6 R7 220mF/50V 0.1mF Q1 IPK NC SWC SWE 1k C5 R13 NU 1k 0805 100pF 1.8nF C3 15k 10k CT R8 MMSD4148 D2 R10 R14 NU NCP3065 SOIC8 VCC TCAP COMP COMP GND VCC IPK NC U1 R9 Q2 BC817-LT1G C2 + C4 1206 12061206 1206 1206 1206 R2 BC807-LGT1G 0R10 R1 6x 1R0 $1%R R15 Q5 MMBT3904LT1G Q4 NTF2955T1G C1 R12 Rsense $1% MBRS140LT3G 0.1mF 1206 D1 L1 GND J7 -LED J5 +LED C6 NU + J1 NCP30653ABCKGEVB, NCP3065SOBCKGEVB, NCP3065S

7 220mF/50V 0.1mF Q1 IPK NC SWC SWE 1k C5 15k R13 NU 1k 0805 100pF 1.8nF C3 10k CT R8 MMSD4148 D2 R10 R14 NU NCP3065 SOIC8 VCC TCAP COMP COMP GND VCC IPK NC U1 R15 R9 Q2 BC817-LT1G C2 + C4 1206 12061206 1206 1206 1206 R2 BC807-LGT1G 0R10 R1 6x 1R0 $1%R Q5 MMBT3904LT1G Q4 NTF2955 C1 R12 Rsense $1% MBRS140LT3G 0.1mF 1206 D1 L1 GND J7 -LED J5 +LED C6 NU + J1 AND8298 CON3 J2 D3 D5 7 http://onsemi.com 1k2 0805 R3 C5 R2 1k 0805 100pF 1.8nF C2 10k 0805 NCP3065 SOIC8 CT R5 100nF C3 220mF/35V + SWC SWE COMP VCC TCAP COMPGND IPK NC U1 Q1 BC817-LT1G R4 VCC MBRS2040LT3 MBRS2040LT3 D4 MBRS2040LT3 MBRS2040LT3 C4 D2 VCC 0.15R/0.5W R1 R6 0.68W 1206 J4 LED C1 1mF 1206 R7 0.68W 1206 R8 0.68W 1206 Jumper1 Jumper2 J3 MBRS2040LT3 D1 L1 OUTPUT J1 AND8298 Figure 9. Schematic NCP3065 as Switcher in the AC Input LED Driver Application AND8298 Table 2. 12 VDC INPUT 1 W LED DRIVER WITHOUT OUTPUT CAPACITOR BILL OF MATERIALS Qty Reference Part Description 2 C1, C4 100 nF, Ceramic Capacitor Mfg P/N 1 C2 220 mF/50 V, Electroly

Q1 VCCQ0 MISC 4-C1 4-C1 VTT BCLK0 BCLK1 ITP_CLK0 ITP_CLK1 XDP/ITP B15 B14 A16 A15 VCCA 3/4 CLK0_HCLK0 CLK0_HCLK0* PREQ* PRDY* BPM3* BPM2* BPM1* BPM0* TCK TDI TDO TMS TRST* C643 100nF 3 R53 CPU1_PROCHOT* 6-C4 C644 49-B3 475 KBC3_PROCHOT* 49-A3 28-B3 3 Q510 MMBT3904LT1G 1 54.9 1% D10 D12 D14 D16 E11 E13 E15 F10 F12 F14 F16 K6 L5 L21 M6 M22 N5 N21 P6 P22 R5 R21 T6 T22 U21 2 Q508 MMBT3904LT1G 1 1% 2 10000nF 6.3V C One 0.1uF & 10uF cap for each VCCA pin. VTT CPU Core Voltage Table VID(5:0) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 W4 P23 B10 A10 C9 A9 B8 C8 A13 C12 A12 C11 B13 1.5K 1% R51 AC26 N1 B1 F26 7-B4 7-B4 7-B4 7-B4 7-B4 7-B4 7-B4 7-B3 7-B3 7-B3 7-B3 7-B3 CPU1_PREQ* CPU1_PRDY* CPU1_BPM3* CPU1_BPM2* CPU1_BPM1* CPU1_BPM0* CPU1_TCK CPU1_TDI CPU1_TDO CPU1_TMS CPU1_TRST* ITP I/F Signal GND test points within 100mil of the VCC/VSSsense at the end of the line. Route the VCC/VSSsense as a Zo=55ohm traces with equal length. Observe 3:1 spacing b/w VCC/VSSsense lines an

MMBT3904LT1G General Purpose Transistor NPN Silicon Features * These Devices are Pb-Free, Halogen Free/BFR Free and are RoHS http://onsemi.com Compliant COLLECTOR 3 MAXIMUM RATINGS Symbol Value Unit Collector -Emitter Voltage Rating VCEO 40 Vdc Collector -Base Voltage VCBO 60 Vdc Emitter -Base Voltage VEBO 6.0 Vdc IC 200 mAdc ICM 900 mAdc Collector Current - Continuous Collector Current - Peak (Note 3) 1 BASE 2 EMITTER 3 THERMAL CHARACTERISTICS Characteristic Total Device Dissipation FR- 5 Board (Note 1) @TA = 25C Derate above 25C Thermal Resistance, Junction-to-Ambient Total Device Dissipation Alumina Substrate, (Note 2) @TA = 25C Derate above 25C Thermal Resistance, Junction-to-Ambient Junction and Storage Temperature Symbol Max Unit 225 1.8 mW mW/C 556 C/W 300 2.4 mW mW/C RqJA 417 C/W TJ, Tstg -55 to +150 C PD RqJA SOT-23 (TO-236) CASE 318 STYLE 6 1 2 MARKING DIAGRAM PD Stresses exceeding Maximum Ratings may damage the device. Maximum Ratings are stress ratings only. Functional operation above

R7 220 F/50V 0.1 F Q1 IPK NC SWC SWE 1k C5 15k R13 NU 1k 0805 100pF 1.8nF C3 10k CT R8 MMSD4148 D2 R10 R14 NU NCP3065 SOIC8 VCC TCAP COMP COMP GND VCC IPK NC U1 R15 R9 Q2 BC817-LT1G C2 + C4 1206 12061206 1206 1206 1206 R2 1%R BC807-LGT1G 0R10 R1 6x 1R0 Q5 MMBT3904LT1G Q4 NTF2955 C1 R12 Rsense 1% MBRS140LT3G 0.1 F 1206 D1 L1 GND J7 -LED J5 +LED C6 NU + J1 AND8298 CON3 J2 D3 D5 7 http://onsemi.com 1k2 0805 R3 C5 R2 1k 0805 100pF 1.8nF C2 10k 0805 NCP3065 SOIC8 CT R5 100nF C3 220mF/35V + SWC SWE COMP VCC TCAP COMPGND IPK NC U1 Q1 BC817-LT1G R4 VCC MBRS2040LT3 MBRS2040LT3 D4 MBRS2040LT3 MBRS2040LT3 C4 D2 VCC 0.15R/0.5W R1 R6 0.68W 1206 J4 LED C1 1mF 1206 R7 0.68W 1206 R8 0.68W 1206 Jumper1 Jumper2 J3 MBRS2040LT3 D1 L1 OUTPUT J1 AND8298 Figure 9. Schematic NCP3065 as Switcher in the AC Input LED Driver Application AND8298 Table 2. 12 VDC INPUT 1 W LED DRIVER WITHOUT OUTPUT CAPACITOR BILL OF MATERIALS Qty Reference Part Description 2 C1, C4 100 nF, Ceramic Capacitor Mfg P/N 1 C2 220 mF/50 V, Electrolyt

since it will directly affect line and load regulation. Capacitor CO should be a low equivalent series resistance (ESR) electrolytic designed for switching regulator applications. Figure 16. Design Equations http://onsemi.com 9 NCP3065, NCV3065 NTF2955 Q4 MMBT3904LT1G Q5 R15 6x 1R0 1%R 0R10 R1 J2 R2 R3 R4 R5 R6 R7 1206 1206 1206 1206 1206 1206 1206 1 +VIN J3 C4 U1 8 N.C. SWC 1 7 SWE 2 IPK 6 3 VCC TCAP 5 COMP GND 4 + D2 +VAUX 1 ON/OFF R11 C1 1208 0.1 mF C3 1.8 nF D1 +LED + C6 NU MBRS140LT3G R14 NU R9 BC807-LT1G 470 mH 15 k C5 Q1 J6 R8 CT 1 GND J4 1 J1 1 L1 NCP3065 SOIC8 C2 220 mF / 50 V 0.1 mF MMSD4148 1k J5 1 R10 0805 10 k 100 pF 1k R12 RSENSE 1% R13 NU Q2 -LED J7 1 GND BC817-LT1G Figure 17. Buck Demo Board with External Switch Application Schematic efficiency with 1 and 2 LEDs and output currents of 350 mA and 700 mA. Additional data and design information can be found of this design in Application Note AND8298. This design illustrates the NCP3065 being used as a PFET controller, the design has

since it will directly affect line and load regulation. Capacitor CO should be a low equivalent series resistance (ESR) electrolytic designed for switching regulator applications. Figure 16. Design Equations http://onsemi.com 9 NCP3065, NCV3065 NTF2955 Q4 MMBT3904LT1G Q5 R15 6x 1R0 1%R 0R10 R1 J2 R2 R3 R4 R5 R6 R7 1206 1206 1206 1206 1206 1206 1206 1 +VIN J3 C4 U1 8 N.C. SWC 1 7 SWE 2 IPK 6 3 VCC TCAP 5 COMP GND 4 + D2 +VAUX 1 ON/OFF R11 C1 1208 0.1 mF C3 1.8 nF D1 +LED + C6 NU MBRS140LT3G R14 NU R9 BC807-LT1G 470 mH 15 k C5 Q1 J6 R8 CT 1 GND J4 1 J1 1 L1 NCP3065 SOIC8 C2 220 mF / 50 V 0.1 mF MMSD4148 1k J5 1 R10 0805 10 k 100 pF 1k R12 RSENSE 1% R13 NU Q2 -LED J7 1 GND BC817-LT1G Figure 17. Buck Demo Board with External Switch Application Schematic efficiency with 1 and 2 LEDs and output currents of 350 mA and 700 mA. Additional data and design information can be found of this design in Application Note AND8298. This design illustrates the NCP3065 being used as a PFET controller, the design has

ould be kept to a low value since it will directly affect line and load regulation. Capacitor CO should be a low equivalent series resistance (ESR) electrolytic designed for switching regulator applications. http://onsemi.com 9 NCP3065, NCV3065 NTF2955 Q4 MMBT3904LT1G Q5 R15 6x 1R0 1%R 0R10 R1 J2 R2 R3 R4 R5 R6 R7 1206 1206 1206 1206 1206 1206 1206 1 +VIN J3 C4 U1 8 N.C. SWC 1 7 SWE 2 IPK 6 3 VCC TCAP 5 COMP GND 4 + D2 +VAUX R8 CT D1 R14 NU R9 Q1 C1 1208 0.1 mF C3 1.8 nF C5 BC807-LT1G 470 mH 15 k + C6 NU J5 1 R10 0805 10 k 100 pF 1k R12 RSENSE 1% R13 NU Q2 J6 R11 1 ON/OFF J6 R11 1 +LED MBRS140LT3G 1 GND J4 1 J1 1 L1 NCP3065 SOIC8 C2 220 mF / 50 V 0.1 mF MMSD4148 1k -LED J7 1 GND BC817-LT1G Figure 17. Buck Demo Board with External Switch Application Schematic ON/OFF efficiency with 1 and 2 LEDs and output currents of 350 mA and 700 mA. Additional data and design information can be found of this design in Application Note AND8298. This design illustrates the NCP3065 being used as a PFET controller,

475R R8 475R R7 YELLOW CLEAR D1 3V3DD 10k0 10k0 R3 R4 4 Y FZT705TA B 1 R12 Figure 22. LEDs Schematic 2k00 R11 C3 R13 Functionality I2C mode is active GPIO LED, for firmware debug purposes SPI mode is active 5 V power being is supplied over the USB bus Q2 MMBT3904LT1G 1 B USB_PWR_ON 1k50 E 2 10k0 R14 08093-024 Color Yellow Blue Yellow Red 5V0DD_USB Q1 100k Table 1. LED Functions Reference Designator D1 D2 D3 D4 4 C2 08093-022 FXLP34P5X C 3E 5V0DD U6 EEPROM Figure 24. Target Power Switch Schematic The EEPROM is an important system element that identifies the board to the host PC and stores the firmware for the Cypress USB Interface. The EEPROM is programmed during manufacturing via the J2 connector. TARGET BOARD PROGRAMMING HEADER To properly boot the Cypress USB microcontroller from the EEPROM, it is necessary to remove all other devices from the I2C bus. The ADG721BRMZ analog switch remains open, isolating the I2C bus from the target, until the boot process has completed. 5V0DD_USB ADG721BRMZ AD

C40 0.1F C41 0.1F R94 549 R60 301 549 R96 R97 549 16.2k 0.1 x Vout D11 +VO1 R98 1.82k D3 LTST-C190GKT C52 1nF -RS EAN0 R58 10.0k 1.62k C27 100pF Output voltage divider and noise filter GPIO/P_GOOD D2 LTST-C190CKT R62 3.32k R56 3.32k R99 D4 LTST-C190GKT Q9 MMBT3904LT1G Q3 MMBT3904LT1G R59 3.32k D26 LTST-C190CKT Q5 MMBT3904LT1G R61 10.0k R64 10.0k GPIO/FAILURE R33 1.00k R57 301 301 R63 EAP0 +RS VAUXPRI 3.3V_EXT 3.3V_EXT 3.3V_EXT R95 Power On GPIO/ACFAIL_OUT LED Status indicators AGND Figure 2. UCD3138PSFBEVM-027 Schematics Sheet, 2 of 2 SLUUAK4 - August 2013 Submit Documentation Feedback Using the UCD3138PSFBEVM-027 Copyright (c) 2013, Texas Instruments Incorporated 7 Schematics www.ti.com TP1 3.3VD 3.3VA R39 1 1 1 15 EADC-P0 RESET EADC-N0 /RESET C16 33pF TP23 50 1 51 EADC-P1 TP6 DGND TP21 TP24 TP22 1 1 1 EADC-P2 TP5 EADC-N2 AD-00 C14 AD-00 AD-01 R15 100K 1000pF R17 R16 TP34 TP32 1 AD-09 AD-10 AD-11 R21 2K R20 100 100 1 TP27 1 100 60 TP29 8 7 1 TP28 61 1 TP30 100 R26 R24 T

since it will directly affect line and load regulation. Capacitor CO should be a low equivalent series resistance (ESR) electrolytic designed for switching regulator applications. Figure 16. Design Equations http://onsemi.com 9 NCP3065, NCV3065 NTF2955 Q4 MMBT3904LT1G Q5 R15 6x 1R0 1%R 0R10 R1 J2 R2 R3 R4 R5 R6 R7 1206 1206 1206 1206 1206 1206 1206 1 +VIN C4 J3 U1 8 N.C. SWC 1 7 SWE 2 IPK 6 3 VCC TCAP 5 COMP GND 4 + D2 +VAUX +LED C1 1208 0.1 mF C3 1.8 nF D1 + C6 NU MBRS140LT3G R14 NU R9 BC807-LT1G 470 mH 15 k C5 Q1 J6 R8 CT 1 GND J4 1 J1 1 L1 NCP3065 SOIC8 C2 220 mF / 50 V 0.1 mF MMSD4148 1k 100 pF J5 1 R10 0805 10 k 1k R12 RSENSE 1% R13 NU Q2 -LED J7 1 GND R11 BC817-LT1G 1 ON/OFF Figure 17. Buck Demo Board with External Switch Application Schematic efficiency with 1 and 2 LEDs and output currents of 350mA and 700 mA. Additional data and design information can be found of this design in Application Note AND8298. This design illustrates the NCP3065 being used as a PFET controller, the design has b