STCS2 STMicroelectronics, STCS2 Datasheet - Page 6

• Manufacturer Part Number: STCS2
• Description: 1.5A MAX CONSTANT CURRENT LED DRIVER
• Manufacturer: STMicroelectronics

4
Table 5.
Note:
6/16
Logic inputs (PWM and EN)
LEAK
Protection
Symbol
Thermal
V
DISC
V
V
DROP
I
T
V
V
I
CC
CC
O
FB
DRAIN
D
H
L
Supply voltage range
Output current range
Output current
Regulation (percentage with
respect to V
Feedback voltage
Quiescent current (Measured on
V
Dropout voltage (V
Drain leakage current
Delay on PWM signal (see fig.1)
Low level voltage
Leakage current
Load disconnection threshold
(V
Shutdown temperature
Hysteresis
Input low level
Input high level
EN, PWM leakage current
EN input leakage current
PWM input leakage current
Electrical characteristics
Electrical characteristics
(V
nF typical values are at T
All devices 100 % production tested at T
range are guaranteed by design.
CC
DRAIN
CC
pin)
= 12 V; I
-GND)
Parameter
CC
=12V)
O
= 100 mA; T
DRAIN
to GND)
A
= 25 °C, unless otherwise specified)
J
= -40 °C to 125 °C; V
R
V
I
I
On Mode
Shutdown Mode;
V
Shutdown Mode;
V
I
I
Shutdown; V
V
V
I
V
DISC Turn-ON
DISC Turn-OFF
V
V
V
O
O
O
O
SINK
CC
CC
CC
PWM
PWM
DISC
EN
EN
PWM
FB
= 100 mA; V
= 100 mA
= 2 A
= 0 to 2A
= 50 m
= 5 V; V
= 40 V
= 4.5 to 40 V,
= 5 to 12V
= 12 to 40V
= 5 mA
Test conditions
= 5 V
= 40 V
rising, V
falling, V
A
= 25 °C. Limits over the operating temperature
PWM
DRAIN
CC
DRAIN
CC
= 5 V
= 12 V
= 12 V
= 40 V
= 1 V
DRAIN
= 1 V; C
Min.
4.5
1.2
90
-1
1
DRAIN
Typ.
0.12
0.58
100
450
110
155
1.2
0.2
75
25
2
3
= 1 µF; C
Max.
2000
0.16
110
750
120
0.9
0.5
0.4
40
+1
10
60
1
3
1
2
BYP
= 100
Unit
mA
mV
mV
µA
µA
µA
µA
µs
°C
%
V
A
V
V
V
V