Texas Instruments TPS61050-269 Evaluation Board TPS61050EVM-269 TPS61050EVM-269 TPS61050EVM-269 Datenbogen
Produktcode
TPS61050EVM-269
www.ti.com
TIMER BLOCK DIAGRAM (TPS61052)
16-bit Prescaler
Safety Timer
Dimming
(DIM)
Timer
Value
Value
(STIM)
30.5 Hz
FLASH_SYNC
ENVM
t
STIM
1
0
1
1
Enable Voltage Mode
2 MHz CLOCK
Edge Detect
Start
MODE 0
CURRENT REGULATOR MODE - TORCH/FLASH ACTIVE
MODE 0 = LOW
MODE 1 = HIGH
MODE 0 = LOW
MODE 1 = HIGH
Duty-Cycle Generator (0.8% . . . 8.6%)
LED ON/OFF CONTROL
0: LED OFF
1: TORCH CURRENT LEVEL
1: TORCH CURRENT LEVEL
122 Hz
Start
FLASH/Timer
(SFT)
400 kW
400 kW
MODE 1
Time-Out (TO)
Safety Timer Trigger
(STT)
Timer
Value
Value
(DCTIM)
0: TORCH CURRENT LEVEL
1: FLASH CURRENT LEVEL
1: FLASH CURRENT LEVEL
LED CURRENT CONTROL
PARAMETER MEASUREMENT INFORMATION
VOUT
AVIN
SW
CIN
VIN
SW
LED
C OUT
PGND
PGND
P
P
P
AGND
GPIO
SDA
SCL
I
2
C I/F
FLASH_SYNC
L
2.2 µH
10 µF
P
TPS6105X
List Of Components:
- L = Wuerth Elektronik WE-PD S Series
- C = C
- L = Wuerth Elektronik WE-PD S Series
- C = C
= TDK C1605X5R0J106MT
IN
OUT
SLUS525 – MARCH 2007
8