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ALED6000PHTR Datasheet(PDF) 8 Page - STMicroelectronics

Part # ALED6000PHTR
Description  Automotive 3 A single channel LED driver with integrated DC-DC converter
PDF  45 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

ALED6000PHTR Datasheet(HTML) 8 Page - STMicroelectronics

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Symbol
Parameter
Test conditions
Min.
Typ.
Max. Unit
TSSSETUP
Soft-start set-up time
Delay from UVLO rising to switching
activity
(2)
640
μs
ISSCH
CSS charging current
VSS=GND
4.3
5.0
5.7
μA
Error amplifier
VFB
Voltage feedback
TJ = 25 °C
0.242 0.250 0.258
V
0.240 0.250 0.260
V
VCOMPH
VFB = GND; VSS =3.2 V
3.00
3.35
3.65
V
VCOMPL
VFB = 3.6 V; VSS = 3.2 V
0.1
V
IFB
FB biasing current
VFB = 3.6 V
5
50
nA
IOSOURCE
VFB = GND; SS pin floating; VCOMP = 2 V (2)
3.1
mA
IOSINK
Output stage sinking capability
Unity gain buffer configuration (FB
connected to COMP). COMP voltage
variation due to IOSINK injection lower
than
± 0.1·VFB
(2)
5.0
mA
AV0
Error amplifier gain
(2)
100
dB
GBWP
Unity gain buffer configuration (FB
connected to COMP). No load on COMP
pin
(2)
23
MHz
Synchronization (fan out: 5 slave devices max.)
fSYN MIN
Synchronization frequency
Pin FSW pin floating
280
kHz
VSYNOUT
Master output amplitude
ILOAD = 4 mA
2.45
V
ILOAD = 0 A; pin SYNCH floating
4.0
VSYNOW
Output pulse width
ILOAD = 0 A; pin SYNCH floating
150
225
275
ns
VSYNIH
SYNCH slave input threshold
2.0
V
VSYNIL
1.0
ISYN
Slave SYNCH pull-down current
VSYNCH = 5 V
400
650
900
μA
VSYNIW
Input pulse width
150
ns
Dimming
VDIMH
DIM rising threshold
1.23
1.70
V
VDIML
DIM falling threshold
0.75
1.00
V
VDIMPD
DIM pull-down current
VDIM = 2 V
0.5
1.5
2.5
μA
TDIMTO
Dimming timeout
(2)
42
ms
Thermal shutdown
TSHDWN
Thermal shutdown temperature
(2)
170
°C
THYS
Thermal shutdown hysteresis
(2)
15
°C
1. Parameters tested in static condition during testing phase. The parameter value may change over dynamic application
conditions.
2. Not tested in production.
ALED6000
Electrical characteristics
DS13018 - Rev 4
page 8/45



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