UBA2211

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© NXP B.V. 2011. All rights reserved.

Objective data sheet

Rev. 2 — 3 January 2011

4 of 19

NXP Semiconductors

UBA2211

Half-bridge power IC family for CFL lamps

6.

Pinning information

6.1 Pinning

6.2 Pin description

Fig 2.

Pin configuration for UBA2211XP (SOT97-1)

Fig 3.

Pin configuration for UBA2211XT (SOT108-1)

UBA2211P

SW

RC

SGND

FS

HV

SENSE

OUT

014aab092

1

2

3

4

6

5

8

7

UBA2211T

SGND

OUT

SGND

SGND

HV

SENSE

PGND

FS

DVDT

SGND

SGND

RC

SW

014aab093

1

2

3

4

5

6

7

8

10

9

12

11

14

13

Table 2.

Pin description

Symbol

Pin

Description

UBA2211XP UBA2211XT

SW

1

8

sweep timing and VCO input

SGND

2

1, 2, 9, 10, 13

signal ground

FS

3

11

high-side floating supply output

SENSE

4

12

voltage sense for preheat and RMS control

OUT

5

14

half-bridge output

HV

6

3

high-voltage supply

7

6

internal low-voltage supply output

RC

8

7

internal oscillator input

DVDT

n.p.

5

DVDT supply input

PGND

n.p.

4

DVDT supply ground