Datasheet
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4.1.2 TPS2051B EVM BOM
4.2 Schematics
U1
TPS2041BDBV
EN
IN
OC
GND
OUT
4
5
3
2
1
R1
10kW
C3
0.1 Fm
C4
10 Fm
C2
0.1 Fm
C1
150 Fm
IN
5V
GND
GND
OC
GND
OUT
5V@500mA
EN
TP4
TP8
TP9
TP3
TP2
TP1
TP7
TP5
+
S001
Bill of Materials and Schematics
Table 2 is the Bill of Materials for the TPS2051B EVM.
Table 2. TPS2051B EVM BOM
RefDes Count Size Mfr Part Number Description
C1 1 SMD STD STD Capacitor, tantalum, 150- µ F, 10-V, 100-m Ω , 20%
C2, C3 2 0805 STD STD Capacitor, ceramic, 0.1- µ F, 10-V, 20%
C4 1 1206 STD STD Capacitor, ceramic, 10- µ F, 10-V, 20%
R1 1 0805 STD STD Resistor, chip, 10-k Ω , 1/10W, 5%
TP1, TP3, TP4, TP5 4 TH Keystone 5000 Test point, red, thru hole, color keyed
TP2, TP7, TP8, TP9 4 TH Keystone 5001 Test point, black, thru hole, color keyed
U1 1 SOT-23-5 TI TPS2051BDBV IC, 80-m Ω , 500-mA power-distribution single switch
– 1 Any HPA240 PCB, 1 in. × 0.8 in. x 0.062 in. (2,54 cm × 2,03 cm × 1,58 mm)
NOTES: 1. These assemblies are ESD sensitive; ESD precautions must be observed.
2. These assemblies must be clean and free from flux and all contaminants. Use of no-clean flux is not acceptable.
3. These assemblies must comply with workmanship standards IPC-A-610 Class 2.
Figure 8. TPS2041B EVM Schematic
SLVU199A – March 2007 – Revised June 2007 TPS2041B/51B EVM Power-Distribution Switch 7
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