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AN4461 Datasheet(PDF) 24 Page - STMicroelectronics

Part # AN4461
Description  100 W LED street lighting application using STLUX385A
PDF  70 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

AN4461 Datasheet(HTML) 24 Page - STMicroelectronics

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STLUX - pinout
AN4461
24/70
DocID026130 Rev 2
5
STLUX - pinout
Table 4 describes the STLUX pins used by the STEVAL-ILL066V1 demonstration board.
Table 4. STLUX385A pinout
Pin
Dir.
Function
Note
1
OUT
PWM [0]
Low-side MOSFET driving signal for ZVS resonant stage (SMED0)
2
OUT/IN
DIGIN [0] /CCO
Used for internal synchronization OR a 0 - 10 V interface clock
3
IN
DIGIN [1]
Button used to initiate DALI identification procedure
4
OUT
PWM [1]
High-side MOSFET driving signal for ZVS resonant stage (SMED1)
5
OUT
PWM [2]
PWM to generate high resolution reference signal (DAC) (SMED2)
6
IN
DIGIN [2]
THD optimizer input for the PFC stage
7
IN
DIGIN [3]
Zero current sensing for PFC stage
8
OUT
PWM [5]
PFC MOSFET driving signal (SMED5 and SMED4)
9
I/O
SWIM
SWIM connection
10
I/O
RESETn
Reset signal
11
PS
VDD
Power supply input
12
PS
VSS
Power supply reference voltage
13
PS
VOUT
Power supply reference voltage (core)
14
OUT
DALI TX
DALI transmit signal
15
IN
DALI RX
DALI receive signal
16
OUT
GPIO1 [4]
Reserved
17
IN
DIGIN [4]
Not assigned
18
IN
DIGIN [5]
Connected to PWM3 output
19
OUT
PWM [3]
Used for synchronization
20
OUT
GPIO0 [2]
Red LED - fault indication
21
OUT
GPIO0 [3]
Green LED - running, CPU load, indication
22
OUT
UART TX
UART TX signal
23
IN
UART RX
UART RX signal
24
A-IN
CPP3
Half-bridge current sensing (SMED0)
25
A-IN
CPP2
PFC current sensing (SMED5)
26
A-IN
CMP3
Half-bridge current reference (generated by PWM2)
27
A-IN
CPP1
Half-bridge OVP detection (SMED1)
28
A-IN
CPP0
PFC OVP protection (SMED4)
29
PS
VDDA
Power supply input
30
PS
VSSA
Power reference voltage
31
A-IN
ADCIN [7]
Not assigned



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