Datasheet

Configuration

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Table 2. 5-Vin Option

Jumper set to Input Voltage

1-2 pin shorted 3.3 Vin

2-3 pin shorted 5 Vin

5.2 Master Mode Selection (J2: MST Mode)

The Master mode selection can be set by J2.

Default setting: FCCM_Mst

Table 3. Master Mode Selection

Jumper set to Mode

Left (1-2 pin shorted) FCCM Slave

Second (3-4 pin shorted) DE Slave

Third (5-6 pin shorted) HEF

Fourth (7-8 pin shorted) Reserved

Fifth (9-10 pin shorted) DE Master

Right (11-12 pin shorted) FCCM Master

5.3 Slave Mode Selection (J7: SLV Mode)

The Slave mode selection can be set by J7.

Default setting: FCCM_Slave

Table 4. Slave Mode Selection

Jumper set to Mode

Left (1-2 pin shorted) FCCM Slave

Second(3-4 pin shorted) DE Slave

Third (5-6 pin shorted) HEF

Fourth (7-8 pin shorted) Reserved

Fifth (9-10 pin shorted) DE Master

Right (11-12 pin shorted) FCCM Master

5.4 Synchronization (J5: SYNC)

Synchronization for input interleaving can be set by J5.

Default setting: Jumper on J5, Master and Slave 180° Interleaved

Table 5. Synchronization Selection

Jumper set to Master and Slave Synchronization

Jumper shorts on J5 Yes

No jumper on J5 No

5.5 Master Enable (J4: EN_MST)

The Master Enable can be set by J4.

Default setting: Jumper on J4,

Using the TPS53311EVM-561, a 3-A Eco-mode™ Integrated Switcher With SLUU428A–July 2010–Revised November 2010

Master-Slave

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