TLD5190QV Datasheet, PDF (37/58 Pages) Infineon Technologies AG – H-Bridge DC/DC Controller for High Power LED Lighting

9.2
Electrical Characteristics
H-Bridge DC/DC Controller
TLD5190QV
Linear Regulator
Table 9 EC Line Regulator
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 / Test Condition Number
Min. Typ. Max.
IVCC
Output Voltage
V_IVCC
4.8
Output Current Limitation I_LIM
70
Drop out Voltage (V_IN - V_DR
–
V_IVCC)
IVCC Buffer Capacitor C_IVCC
10
IVCC_EXT Undervoltage V_{IVCC_EXT_} 3.7
Reset switch OFF
RTH,d
Threshold
IVCC Undervoltage
Reset switch OFF
Threshold
V_{IVCC_RTH,} 3.7
d
5
5.2
V
90
110 mA
200 350 mV
–
–
µF
3.9
4.1
V
3.9
4.1
V
V_IN= 13.5 V;
0.1mA ≤ I_IVCC ≤ 50mA;
1)
V_IVCC = 4 V;
V_IN = 5 V;
I_IVCC = 10 mA;
1) 2)
3)
V_{IVCC_EXT} decreasing;
P_9.2.1
P_9.2.2
P_9.2.3
P_9.2.4
P_9.2.5
3)
V_IVCC decreasing;
P_9.2.9
IVCC and IVCC_EXT
V_{IVCCX_HY} 0.3
Undervoltage Hysterisis _ST
0.33 0.36 V
V_IVCC increasing;
V_{IVCC_EXT} increasing
P_9.2.6
VREF voltage
V_REF
1.94 2
1) Not subject to production test, specified by design
2.06 V
0 ≤ I_VREF ≤ 200µA;
P_9.2.8
2) Minimum value given is needed for regulator stability; application might need higher capacitance than the minimum. Use
capacitors with LOW ESR.
3) Selection of external switching MOSFET is crucial. V_{IVCC_EXT_RTH,d} and V_{IVCC_RTH,d} min. as worst case V_GS must be
considered.
Data Sheet
37
Rev. 1.0, 2016-05-20