TLD5541-1QV Datasheet, PDF (42/82 Pages) Infineon Technologies AG – H-Bridge DC/DC Controller with SPI Interface

H-Bridge DC/DC Controller with SPI Interface
TLD5541-1QV
Analog Dimming
OUT H-Bridge
VFBH-FBL RFB
FBH
V_sense_in
FBL
to LED
Load
I_{DC_offset}
+
IOUT_sense
-
Vint_supply
I_{IN_feedback}
8 bit resolution
4 bit calibration
V_{ref_int}
DAC
Figure 24 LED current Accuracy Calibration Overview
8.3
Electrical Characteristics
V_sense_out
+
Latch
-
ADC out
ADC CLK
ADC Latch
2Bit Monitoring
Logic
ADC CLK
+
EA
-
COMP
Table 8 EC Analog Dimming
V_IN = 8V to 36V, T_j = -40°C to +150°C, all voltages with respect to AGND; (unless otherwise specified)
Parameter
Symbol
Values
Unit Note /
Number
Min. Typ. Max.
Test Condition
Source current on SET Pin
I_{SET_source}
–
–
1
µA
1)_{VSET = 0.2 V to}
1.4V;
P_8.3.4
1) Specified by design: not subject to production test.
Data Sheet
42
Rev. 1.0, 2016-05-20