Datasheet

4 THS4521EVM Schematic, Layout, and Bill of Materials (BOM)
THS4521EVM Schematic, Layout, and Bill of Materials (BOM) www.ti.com
Table 3 lists the bill of materials for the THS4521EVM.
Figure 1 through Figure 5 show the schematic and printed circuit board (PCB) layouts, respectively, for the
THS4521EVM.
Table 3. THS4521 Parts List
SMD Reference Manufacturer
Item Description Size Designator Qty Part Number
Capacitor, 10.0 µ F, ceramic,
1 0805 C7-C10 4 (AVX) 08056D106KAT2A
X5R, 6.3 V
2 Capacitor, 0.1 µ F, ceramic, X7R, 16 V 0603 C3, C5, C11, C12 4 (AVX) 0603YC104KAT2A
Capacitor, 0.22 µ F, ceramic,
3 0603 C1, C4, C6 3 (AVX) 0603ZC224KAT2A
X7R, 10 V
4 Open 0603 C2, C13-C16 5
R1-R3, R7-R9, R18,
5 Open 0603 12
R19, R21-R23, R26
6 Resistor, 0 Ω 0603 R24, R25 2 (ROHM) MCR03EZPJ000
7 Resistor, 49.9 Ω , 1/10W, 1% 0603 R6 1 (ROHM) MCR03EZPFX49R9
8 Resistor, 52.3 Ω , 1/10W, 1% 0603 R10, R11, R20 3 (ROHM) MCR03EZPFX52R3
9 Resistor, 487 Ω , 1/10W, 1% 0603 R16, R17 2 (ROHM) MCR03EZPFX4870
10 Resistor, 1k Ω , 1/10W, 1% 0603 R12-R15 4 (ROHM) MCR03EZPFX1001
11 Resistor, 0 Ω 0805 R4, R5 2 (ROHM) MCR10EZPJ000
12 Open T1 1
13 Transformer, RF T2 1 (MINI-CIRCUITS) ADT1-1WT
Jack, banana receptance,
14 J4, J5, J8 3 (SPC) 813
0.25-in diameter hole
15 Open J1, J3, J6, J7, J10, J11 6
16 Connector, edge, SMA PCB jack J2, J9 2 (JOHNSON) 142-0701-801
17 Header, 0.1 in CTRS, 0.025-in sq. pins 2 POS. JP1 1 (SULLINS) PBC36SAAN
18 Shunts JP1 1 (SULLINS) SSC02SYAN
19 Test point, red TP1 1 (KEYSTONE) 5000
20 Test point, black TP2, TP3 2 (KEYSTONE) 5001
21 IC, THS4521 U1 1 (TI) THS4521D
22 Standoff, 4-40 hex, 0.625 in 4 (KEYSTONE) 1808
23 Screw, Phillips, 4-40, 0.250 in 4 SHR-0440-016-SN
24 Board, printed circuit 1 (TI) EDGE# 6494532
THS4521/2/4EVM 4 SBOU080 – July 2009
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