PCA9901GD datasheet(14/27 Pages) NXP

14 / 27 page

PCA9901_1

Product data sheet

Rev. 01 — 3 December 2009

14 of 27

NXP Semiconductors

PCA9901

One wire single LED driver

11. Static characteristics

Table 5.

Static characteristics

VDD = 2.7 V to 5.5 V; Tamb = −40 °C to +85 °C; unless otherwise specified.

Symbol

Parameter

Conditions

Min

Typ

Max

Unit

Supply

VDD

supply voltage

2.7

3.3

5.5

IDD

supply current

VDD = 3.3 V; CTRL = GND;

LEDOUT = 0 mA; excludes LED

drive and current mirror currents

μA

IDD(sd)

shutdown mode supply current

0.3

0.75

μA

Ith(det)sc

short-circuit detection

threshold current

maximum current before short

detected; guaranteed by design

ΔI

O/(IO×ΔVI)

line regulation

LEDOUT enabled

% / V

VPOR

power-on reset voltage

rising power supply

1.8

2.0

LEDOUT pin

Vdo

dropout voltage

when LED current dropped

10 % from the nominal current

value

ILEDOUT = 5 mA

ILEDOUT = 10 mA

ILEDOUT = 20 mA

110

VLEDOUT

voltage on pin LEDOUT

1.2

3.1

ILEDOUT

current on pin LEDOUT

with external resistor

without external resistor

ΔI

O/IO

relative output current variation symmetrical (peak-to-peak);

must not offset average current

setting

ΔI

LEDOUT/ILEDOUT

relative current variation on

pin LEDOUT

current load regulation

overtemperature and LED VF

change from 1.2 V to VDD with

external resistor

−10

+10

overtemperature and LED VF

change from 1.2 V to Vdo with

external resistor

−30

+30

overtemperature and LED VF

change from 1.2 V to 3.1 V

without external resistor

−30

+30

CTRL pin

VIL

LOW-level input voltage

0.4

VIH

HIGH-level input voltage

1.2

IIH

HIGH-level input current

μA

ILI

input leakage current

−1

μA

input capacitance

VI = VSS or VDD

PCA9901GD Datasheet(PDF) 14 Page - NXP Semiconductors

PCA9901GD Datasheet(HTML) 14 Page - NXP Semiconductors

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27

Datasheet Download

Link URL