UCC28951 datasheet(66/74 Pages) TI1

Part #	UCC28951

Description	Phase-Shifted Full-Bridge Controller for Wide Input-Voltage Range Applications

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Manufacturer	TI1 [Texas Instruments]

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R29

C2

Bottom Side

R3

R4

R20

R10

R8

J1

R28

C8

R7

R9

R5

C3

R11

R13

R14

R28

R12

R6

R2

R1

C1

U1

C6

C5 R15

C7

R27

R22

R25

R17

R16

R26

R23

R24

C4

VREF pin decoupled to GND (C1), close to the device

Top Side

VDD decoupling as close to the

device as possible. (C6, C5)

OUTA through OUTE signals

routed as far as possible from

signal pins. (pins 17 through 22)

RC filter close to CS pin.

(C7, R27, pin 15)

Short tracks at EA+, EA-, COMP, SS/EN, DELAB, DELCD,

TMIN, RT, RSUM, DCM, ADELEF, and ADEL pins.

(pins 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13 and 14)

66

UCC28951

SLUSDB2 – SEPTEMBER 2018

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Product Folder Links: UCC28951

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10.2 Layout Example

Figure 65. UCC28951 Layout Example (Top Side)

Figure 66. UCC28951 Layout Example (Bottom Side)

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UCC28951 Datasheet(PDF) 66 Page - Texas Instruments

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