STCF05 Datasheet, PDF (9/33 Pages) STMicroelectronics – High power white LED driver with I²C interface

STCF05
4
Maximum ratings
Maximum ratings
Table 3. Absolute maximum ratings
Symbol
Parameter
Value
VBAT
Signal supply voltage
-0.3 to 6
VLX
OUT
Inductor connection
Output voltage
–0.3 to V_O+0.3
-0.3 to 12
AUXL
Auxiliary LED
LED
LEDs connection
SCL, SDA, TRIG,
ATN, ADD TMSK
Logic pin
–0.3 to V_BAT+0.3
–0.3 to V_BAT+0.3
-0.3 to V_BAT+0.3
R_X
NTC
Connection for reference resistor
Connection for LED temperature sensing
-0.3 to 3
-0.3 to 3
ESD
Human body model
±2
P_TOT
Continuous power dissipation (at T_A = 70 °C) ⁽¹⁾
800
T_OP
Operating ambient temperature range
-40 to 85
T_J
Junction temperature
-40 to 150
T_STG
Storage temperature range
-65 to 150
1. Power dissipation is dependent on PCB. The recommended PCB design is included in the application note.
Unit
V
V
V
V
V
V
V
V
kV
mW
°C
°C
°C
Note:
Absolute maximum ratings are those values beyond which damage to the device may occur.
Functional operation under these condition is not implied.
Table 4. Thermal data
Symbol
Parameter
R_thJA
Thermal resistance junction-ambient ⁽¹⁾
1. Using 1 inch² of PCB area at 4-layers board.
Value
56
Unit
°C/W
Doc ID 15257 Rev 4
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