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April 23, 2019  

 

transphormusa.com

TDHBG1200DC100_0v1 

 8 

TDHBG1200DC100 User Guide 

Table 2. TDHBG1200DC100 half-bridge evaluation board bill of materials (BOM)  

Qty 

Value 

Device 

Parts 

Digikey PN 

R-US_R0603 

R0, RGND 

 RMCF0603ZT0R00CT-

ND  

0.1uF 

C-USC0603 

C2, C6, C7 

399-1282-1-ND  

0.1uF 

C-USC0805 

C3, C4, C8, C10 

  732-8109-1-ND 

1.3uH 

CMC_74423580 

CMC1 

732-4222-1-ND  

10 

R-US_R1206 

R5, R10, R13 

408-1869-1-ND  

100k 

R-US_R0603 

R3 

dni 

100nF 

C-USC1206 

C17, C18 

399-16678-1-ND 

10k 

R-US_R0603 

R1, R6, R7, R11, 

R12 

 A126331CT-ND  

10uF 

C-USC0805 

C5 

490-5523-1-ND 

10uF 

C-USC1206 

C9, C11, C12 

587-2259-1-ND  

12k 

R-US_R0603 

R4 

  RMCF0603JT12K0CT-

ND  

15 

R-US_R0603 

RG1, RG2 

 P15GCT-ND  

15 

R-US_R1206 

R8, R9 

dni 

180 

R-US_R0603 

FB1, FB2 

490-5263-1-ND  

22pF 

C-USC1206 

C15, C16 

dni 

22uF 

C-USC1206 

C1 

1276-1803-1-ND   

4.7nF 

C-USC1206 

C13, C14 

 445-9099-1-ND  

6PINCONN 

6PINCONN 

P1 

 WM8112-ND  

ESJ1 

DIODE-DO214AC 

D1 

ES1JFSCT-ND  

TP65H070LSG 

TP65H070LSG 

GAN2 

TP65H070LSG 

PDS1-S5-S12 

PDS1-S5-S12-M-TR 

U2 

102-2686-1-ND  

SI8230 

SI8230 

U1 

 SI8230BB-D-IS1-ND  

TP65H070LDG 

TP65H150LDG_2 

GAN1 

TP65H070LDG 

  

 CONN PC PIN CIRC 0.040DIA GOLD   VSW, VDD, PGND 

ED1278-ND  

  

HEATSINK 

HS 

dni 

 

Содержание TDHBG1200DC100

Страница 1: ...0V GaN FETs in the standard 8x8 PQFN package In either buck or boost mode the circuit can be configured for synchronous rectification Jumpers allow use of a single logic input or separate hi lo inputs...

Страница 2: ...age ports are provided which can serve as either input or output depending on the configuration boost or buck In either case one FET acts as the active power switch while the other carries the freewhe...

Страница 3: ...1 2kW When operating the board at high power 500W an external fan should be used to cool the heatsink on the daughtercard Configurations Figure 4 shows the basic power connections for buck and boost m...

Страница 4: ...ide transistor is to be the active switch e g buck mode then the duty cycle of the input source should simply be set to the desired duty cycle D If the low side transistor is to be the active switch e...

Страница 5: ...4 99k If a 50 signal source is used and 50 termination is desired then R5 and R6 may be replaced or paralleled with 1206 size 50 resistors Boost mode buck mode operation For buck mode operation A typi...

Страница 6: ...tor R4 connected to the DT input The dead time in ns is equal to the resistance in k x 10 so the default value of 12k corresponds to 120ns This will add to any dead time already present in the input s...

Страница 7: ...071KL Yageo C2 1 1u C EUC0805 CC0805ZRY5V8BB105 Yageo C3 1 2 2u C EUC0805 C2012X5R1E225K125AC TDK R13 1 2k R US_R0805 RC0805FR 072KL Yageo C5 C6 2 4 7n C EUC1206 C1206C472KDRACTU Kemet R5 R6 2 4 99K...

Страница 8: ...R6 R7 R11 R12 A126331CT ND 1 10uF C USC0805 C5 490 5523 1 ND 3 10uF C USC1206 C9 C11 C12 587 2259 1 ND 1 12k R US_R0603 R4 RMCF0603JT12K0CT ND 2 15 R US_R0603 RG1 RG2 P15GCT ND 2 15 R US_R1206 R8 R9...

Страница 9: ...April 23 2019 TDHBG1200DC100_0v1 TDHBG1200DC100 User Guide Figure 7a Detailed circuit schematic TDHBG1200DC100...

Страница 10: ...April 23 2019 TDHBG1200DC100_0v1 TDHBG1200DC100 User Guide Figure 7b Detailed circuit schematic TDHB 65H070 DC...

Страница 11: ...April 23 2019 TDHBG1200DC100_0v1 TDHBG1200DC100 User Guide a TDHBG1200DC100 PCB top layer b TDHBG1200DC100 PCB bottom layer...

Страница 12: ...April 23 2019 TDHBG1200DC100_0v1 TDHBG1200DC100 User Guide c TDHBG1200DC100 PCB inner layer 2 ground plane inner layer 3 power plane Figure 8 TDHBG1200DC100 PCB layers a TDHB 65H070L DC PCB top layer...

Страница 13: ...the low side gate pulse and half bridge switching node waveform In order to minimize inductance during measurement the tip and the ground of the probe should be directly attached to the sensing point...

Страница 14: ...100 duty cycle for the active low side switch Figure 10 Low inductance probing of fast high voltage signals Efficiency has been measured for this circuit in boost mode with 200Vdc in and 400Vdc out s...

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