Texas Instruments TPS61050-215 Evaluation Kit TPS61050EVM-215 TPS61050EVM-215 TPS61050EVM-215 Datenbogen
Produktcode
TPS61050EVM-215
www.ti.com
TIMER BLOCK DIAGRAM (TPS61050)
16-bit Prescaler
Safety Timer
FLASH_SYNC
LED CURRENT CONTROL
GPIO
t
STIM
Safety Timer Trigger
(STT)
1
Flash Blanking
(Tx-MASK)
0
1
0
0
1
0: Input
1: Output
1: Output
Port Direction
(DIR)
(GPIO Bit)
2 MHz CLOCK
Edge Detect
Start
MODE 0
MODE 1
0: TORCH CURRENT LEVEL
1: FLASH CURRENT LEVEL
1: FLASH CURRENT LEVEL
122 Hz
400 kW
400 kW
LED CURRENT CONTROL
-OFF
ILED
0
0
Torch Current
0
1
Torch Current
1
0
Flash Current
1
1
Torch Current
CURRENT REGULATOR MODE - TORCH/FLASH ACTIVE
MODE 0 = LOW
MODE 1 = HIGH
MODE 0 = LOW
MODE 1 = HIGH
Start
Flash/Timer
(SFT)
30.5 Hz
Time-Out (TO)
Dimming
(DIM)
Timer
Value
Value
(STIM)
Timer
Value
Value
(DCTIM
Duty-Cycle Generator (0.8% . . . 8.6%)
LED ON/OFF CONTROL
0: LED OFF
1: TORCH CURRENT LEVEL
1: TORCH CURRENT LEVEL
(GPIO Bit)
TX
-OFF
TX
SLUS525 – MARCH 2007
7