pca9901 NXP Semiconductors, pca9901 Datasheet - Page 14

• Manufacturer Part Number: pca9901
• Description: One Wire Single Led Driver
• Manufacturer: NXP Semiconductors

NXP Semiconductors
11. Static characteristics
Table 5.
V
PCA9901_1
Product data sheet
Symbol
Supply
V
I
I
I
ΔI
V
LEDOUT pin
V
V
I
ΔI
ΔI
CTRL pin
V
V
I
I
C
DD
DD(sd)
th(det)sc
LEDOUT
IH
LI
DD
DD
POR
do
LEDOUT
IL
IH
i
O
O
LEDOUT
/(I
/I
= 2.7 V to 5.5 V; T
O
O
×ΔV
/I
LEDOUT
I
)
Static characteristics
Parameter
supply voltage
supply current
shutdown mode supply current
short-circuit detection
threshold current
line regulation
power-on reset voltage
dropout voltage
voltage on pin LEDOUT
current on pin LEDOUT
relative output current variation symmetrical (peak-to-peak);
relative current variation on
pin LEDOUT
LOW-level input voltage
HIGH-level input voltage
HIGH-level input current
input leakage current
input capacitance
amb
=
−
40
°
C to +85
°
C; unless otherwise specified.
Rev. 01 — 3 December 2009
Conditions
V
LEDOUT = 0 mA; excludes LED
drive and current mirror currents
maximum current before short
detected; guaranteed by design
LEDOUT enabled
rising power supply
when LED current dropped
10 % from the nominal current
value
with external resistor
without external resistor
must not offset average current
setting
current load regulation
V
DD
I
I
I
I
overtemperature and LED V
change from 1.2 V to V
external resistor
overtemperature and LED V
change from 1.2 V to V
external resistor
overtemperature and LED V
change from 1.2 V to 3.1 V
without external resistor
= V
LEDOUT
LEDOUT
LEDOUT
= 3.3 V; CTRL = GND;
SS
or V
= 5 mA
= 10 mA
= 20 mA
DD
DD
do
with
with
F
F
F
Min
2.7
-
-
-
-
-
-
-
-
1.2
1
-
-
−10
−30
−30
-
1.2
-
−1
-
One wire single LED driver
Typ
3.3
-
0.3
50
-
1.8
-
40
75
-
-
5
-
-
-
-
-
-
-
-
-
PCA9901
© NXP B.V. 2009. All rights reserved.
Max
5.5
40
0.75
70
2
2.0
30
50
110
3.1
20
-
5
+10
+30
+30
0.4
-
1
-
5
14 of 27
Unit
V
μA
μA
mA
% / V
V
mV
mV
mV
V
mA
mA
%
%
%
%
V
V
μA
μA
pF