TABLE A: PIN CONFIGURATIONS

SYMBOL

NAME

FUNCTION

PIN NUMBER vs SALES TYPE (LNBK)

20CR 20PD 10SP 11SP 12SP 13SP 14SP 15SP 16SP

Supply Input 1

15V to 27V supply. It is

automatically selected

12

11

11

11

1

Supply Input 2

22V to 27V supply. It is

automatically selected

23

22

22

22

2

LNBA

Out put Port

See truth tables for voltage

and port selection. In

stand-by mode this port is

powered by the MI pin via

the internal Bypass Switch

34

33

33

33

3

VSEL

Output Voltage

Selection: 13 or

18V (typ)

Logic control input: See

truth table

45

44

44

44

4

EN

Port Enable

Logic control input: See

truth table

56

55

55

55

5

OSEL

Port Selection

Logic control input: See

truth table

7

7

9

NANA

NANA

NANA

GND

G round

Circuit Ground. It is

internally connected to the

die frame

81

10

11

20

66

66

66

6

ENT

22 KHz Tone

Enable

Logic control input: See

truth table

9

13

7

77

77

77

CEXT

External Capacitor

Timing capacitor used by

the Dynamic Overload

Protection. Typical

application is 4.7

µFfor a

1200 ms cycle

10

14

88

88

88

8

EXTM

External

Modulation

External Modulation Input.

Needs DC decoupling to

the AC source. If not used,

can be left open.

11

15

NA

NA

NA

9

NA

9

9

LLC

Line Length

Compens (+1V t yp)

Logic control input: See

truth table

12

16

NA

NA

9

NA

9

NA

10

OLF

Over Load F lag

Logic output (open

Collector). Normally in

HIGH IMPEDANCE, goes

LOW when current or

thermal overload occurs.

13

17

NA

9

NA

NA

10

10

NA

MI

Master Input

In stand-by mode, the

voltage on MI is routed to

LNBA pin. Can be left

open if bypass function is

not needed

14

18

NA

10

10

10

NA

NA

NA

LNBB

Out put Port

See truth tables for voltage

and port selection.

15

19

10

NA

NA

NA

NA

NA

NA

NOTE: The limited pin availability of the PowerSO-10 package leads to drop some functions.

LNBK10 SERIES - LNBK20

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