UBA2080_UBA2081

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© NXP B.V. 2011. All rights reserved.

Objective data sheet

Rev. 1.1 — 6 December 2011

3 of 15

NXP Semiconductors

UBA2080/1

Half-bridge driver IC

6.

Pinning information

6.1 Pinning

6.2 Pin description

Fig 3.

UBA2080X: Pin

configuration DIP8 and

SO8 package

Fig 4.

UBA2080AT: Pin

configuration SO14

package

Fig 5.

UBA2081X: Pin

configuration DIP8 and

SO8 package

UBA2080

GL

GND

SH

LIN

GH

HIN

FS

aaa-001121

1

2

3

4

6

5

8

7

aaa-001134

UBA2080AT

GND

SEL

GND

GND

SD/LIN

GND

GL

CLK/HIN

GND

FS

GND

GH

SH

1

2

3

4

5

6

7

8

10

9

12

11

14

13

UBA2081

GL

GND

SH

SD

GH

CLK

FS

aaa-001126

1

2

3

4

6

5

8

7

Table 2.

Pin description UBA2080X/1X DIP8 and SO8

Symbol

Pin

Description

UBA2080X

(DIP8/SO8)

UBA2081X

(DIP8/SO8)

1

IC supply

GND

2

IC ground and low-side driver return

LIN

3

-

low-side driver logic input

SD

-

3

low-side driver logic input

HIN

4

-

high-side driver logic input

CLK

-

4

high-side driver logic input

FS

5

floating supply voltage

GH

6

high-side MOSFET gate

SH

7

high-side MOSFET source

GL

8

low-side MOSFET gate

Table 3.

Pin description UBA2080AT (SO14)

Symbol

Pin

Description

GND

1, 2, 4, 9, 10, 13

IC ground and low side driver return

SD/LIN

3

low-side driver logic input

CLK/HIN

5

high-side driver logic input

FS

6

floating supply voltage

SH

8

high-side MOSFET source

GH

7

high-side MOSFET gate