TLD5190QV Datasheet, PDF (9/58 Pages) Infineon Technologies AG – H-Bridge DC/DC Controller for High Power LED Lighting

H-Bridge DC/DC Controller
TLD5190QV
Pin Configuration
Pin
Symbol
I/O ¹⁾ Function
23
TEST1
-
Test Pin;
Used for Infineon end of line test, connect to GND in application
25
TEST2
-
Test Pin;
Used for Infineon end of line test, connect to GND in application
28
TEST3
-
Test Pin;
Used for Infineon end of line test, connect to GND in application
29
TEST4
-
Test Pin;
Used for Infineon end of line test, connect to GND in application
30
TEST5
-
Test Pin;
Used for Infineon end of line test, connect to GND in application
31
TEST6
-
Test Pin;
Used for Infineon end of line test, connect to GND in application
41
EN/INUVLO
I PD Enable/Input Under Voltage Lock Out;
Used to put the device in a low current consumption mode, with additional
capability to fix an undervoltage threshold via external components. Pin
must not be left open.
35
FREQ
I
Frequency Select Input;
Connect external resistor to GND to set frequency.
34
SYNC
I PD Synchronization Input;
Apply external clock signal for synchronization
24
PWMI
I PD Control Input; Digital input 5Vor 3.3V.
13
FBH
I
Output current Feedback Positive;
Non inverting Input (+)
14
FBL
I
Output current Feedback Negative;
Inverting Input (-)
3
BST1
IO
Bootstrap capacitor;
Used for internal biasing and to drive the Highside Switch HSGD1. Bypass
to SWN1 with external capacitor close to the pin. Pin must not be left open.
10
BST2
IO
Bootstrap capacitor;
Used for internal biasing and to drive the Highside Switch HSGD2. Bypass
to SWN2 with external capacitor close to the pin. Pin must not be left open.
17
SWCS
I
Current Sense Input;
Inductor current measurement - Non Inverting Input (+)
18
SGND
I
Current Sense Ground;
Inductor current sense - Inverting Input (-)
Route as Differential net with SWCS on the Layout
42
IIN1
I
Input Current Monitor Positive;
Non Inverting Input (+), connect to VIN if input current monitor is not
needed
43
IIN2
I
Input Current Monitor Negative;
Inverting Input (-), connect to VIN if input current monitor is not needed
19
COMP
O
Compensation Network Pin;
Connect R and C network to pin for stability phase margin adjustment
38
SOFT_START O
Softstart configuration Pin;
Connect a capacitor C_{SOFT_START} to GND to fix a soft start ramp default
time.
Data Sheet
9
Rev. 1.0, 2016-05-20