TLD5098EL Datasheet, PDF (20/39 Pages) Infineon Technologies AG – DC/DC Boost, Buck-Boost, SEPIC controller

TLD5098EL
Linear Regulator
8.2
Electrical Characteristics
Table 4 EC Line Regulator
V_IN = 8V to 34V; T_j = -40 ⋅C to +150 ⋅C, all voltages with respect to ground, positive current flowing into pin; (unless
otherwise specified)
Pos. Parameter
Symbol
Limit Values
Unit Conditions
Min. Typ. Max.
8.2.1 Output Voltage
V_IVCC
4.85 5
8.2.2 Output Current Limitation
I_LIM
51
–
8.2.3 Drop out Voltage
V_DR
–
–
8.2.4 IVCC Buffer Capacitor
C_IVCC
0.47 1
8.2.5 IVCC Buffer Capacitor ESR R_IVCC,ESR –
–
8.2.6 Undervoltage Reset Headroom V_IVCC,HDRM 100
–
8.2.7 IVCC Undervoltage Reset
switch OFF Threshold
V_IVCC,RTH,d 3.6
–
5.15
90
0.5
100
0.5
–
4.0
V
6V ≤ V_IN ≤ 45V
0.1mA ≤ I_IVCC ≤ 50mA
mA V_IN = 13.5V
V_IVCC = 4.5V
V
V_IN = 4.5V
I_IVCC = 25mA
µF
1) 2)
Ω
1)
mV V_IVCC decreasing
V_IVCC - V_IVCC,RTH,d
V
3) _{VIVCC decreasing.}
8.2.8 IVCC Undervoltage Reset
V_IVCC,RTH,i –
–
4.5
V
V_IVCC increasing
switch ON Threshold
1) Not subject to production test, specified by design
2) Minimum value given is needed for regulator stability; application might need higher capacitance than the minimum.
3) Selection of external switching MOSFET is crucial and the V_IVCC,RTH,d min. as worst case V_GS must be considered.
Datasheet
20
Rev. 1.0, 2010-10-13