Chapter 2
Schematics and Bill of Materials
2.1EVM Options
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| Table | TPS22921/22/22B EVM Options |
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EVM | DEVICE | SLEW RATE | QUICK | MAX | ENABLE | |
OUTPUT DISCHARGE | OUTPUT CURRENT | |||||
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TPS22921 | 30 μs | No | 2 A | Active high | ||
TPS22922 | 30 μs | Yes | 2 A | Active high | ||
TPS22922B | 200 μs | Yes | 2 A | Active high | ||
2.2Schematic
J1
V+ 1
V– 2
VIN
J2
VON
1 2 3 |
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| R1 |
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| 10 k! | U1 |
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| C2 | ON | GND | C1 | |
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| B2 | VIN | VOUT | B1 |
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| A2 | VIN | VOUT | A1 |
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| TPS22921/22/22B | |||
7 | 5 | 3 | 1 |
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7 | 5 | 3 | 1 | J4 |
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8 | 6 | 4 | 2 | IN CAP |
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8 | 6 | 4 | 2 |
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C1 C2 C3 C4 |
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µF | µF | IN1 | IN2 |
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1 | 10 | C | C |
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7 | 5 | 3 | 1 |
7 | 5 | 3 | 1 |
8 | 6 | 4 | 2 |
8 | 6 | 4 | 2 |
C5 C6 C7 C8
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0.1 µF |
| 1 µF |
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J5
OUT CAP
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| J3 |
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| 1 | V+ |
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| 2 | V– |
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| VOUT |
7 | 5 | 3 | 1 |
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7 | 5 | 3 | 1 |
| J6 |
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8 | 6 | 4 | 2 |
| OUT RES |
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8 | 6 | 4 | 2 |
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33 | 330 | OUT1 | OUT2 |
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R | R |
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R1 R2 R3 R4
Schematics and Bill of Materials | 7 | |
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