TLF51801ELV Datasheet, PDF (19/29 Pages) Infineon Technologies AG – 10 A synchronous DC/DC Step-Down Controller

TLF51801ELV
Linear Regulator
7.2
Electrical Characteristics
Electrical Characteristics: Linear Regulator
V_S = 6V to 40V; 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.
7.2.1 Output Voltage
V_IVCC
5.05 5.4
5.75 V
7 V ≤ V_S ≤ 40 V;
0.1 mA ≤ I_IVCC ≤ 50 mA
7.2.2 Output Current Limitation
I_LIM
51
110 mA V_S = 13.5 V;
V_IVCC = 5.1V
7.2.3
7.2.4
Drop out Voltage
Output Capacitor
V_DR
C_IVCC
0.47
800
mV I_IVCC = 50mA ¹⁾
3
µF ²⁾
7.2.5 Output Capacitor ESR
R_IVCC,ESR
0.5
Ω f = 10kHz
7.2.6 Undervoltage Reset Headroom V_IVCC,HDRM 100
–
–
mV V_IVCC decreasing;
V_IVCC - V_IVCC,RTH,d
7.2.7 Undervoltage Reset Threshold V_IVCC,RTH,d 4.0
–
–
V
V_IVCC decreasing
7.2.8 Undervoltage Reset Threshold V_IVCC,RTH,i –
–
4.5
V
V_IVCC increasing
1) Measured when the output voltage V_IVCC has dropped 100 mV from its nominal value.
2) Minimum value given is needed for regulator stability; application might need higher capacitance than the minimum.
Data sheet
19
Rev. 1.0.1, 2013-04-15