AN32058A datasheet(5/65 Pages) PANASONIC

Part #	AN32058A

Description	7 x 7 Dots Matrix LED Driver LSI

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Manufacturer	PANASONIC [Panasonic Semiconductor]

Direct Link	http://www.panasonic.com/industrial/

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AN32058A

Page 5 of 64

Product Standards

—

mA

200

100

50

LDOCNT = High

REG18 = High

VLDO1 = 0 V, IPT1 = ILDO1

IPT1

Short circuit protection current

—

A

12

8

—

At Standby mode

LDOCNT = Low

LDO2 is active.

ICC2

Current consumption (2)

—

V

1.91

1.85

1.79

ILDO1 = – 30 mA

VL1

Output voltage

—

dB

–40

–45

—

VB = 3.6 V + 0.2 V[p-p]

f = 1 kHz

ILDO1 = – 15 mA

PSL11 = 20log (acVLDO1 / 0.2)

PSL11

Ripple rejection (1)

—

dB

–25

–35

—

VB = 3.6 V + 0.2 V[p-p]

f = 10 kHz

ILDO1 = – 15 mA

PSL12 = 20log (acVLDO1 / 0.2)

PSL12

Ripple rejection (2)

V

0.64

1.27

Reference current

—

0.54

0.44

IIREF = 0 A

VIREF

Output voltage

Voltage regulator (LDO1)

—

A

24

18

—

LDOCNT = High

LDO1 and LDO2 are active.

ICC3

Current consumption (3)

—

1.24

1.21

IVREF = 0 A

VREF

Output voltage

Reference voltage

Current consumption

—

A

1

0

—

At OFF mode

LDOCNT = Low

ICC1

Current consumption (1)

Limits

Typ

Unit

Max

Note

Min

Condition

Symbol

Parameter

ELECTRICAL CHARACTERISTICS

VB = 3.6 V, VLED1 = VLED2 = 4.9 V

Note) T

a = 25 C  2 C unless otherwise specified.

Doc No. TA4-EA-04725

Revision. 3

Established : 2007-05-24

Revised

: 2013-04-15

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