TLE7368 Datasheet, PDF (15/39 Pages) Infineon Technologies AG – Next Generation Micro Controller Supply

TLE7368
General Product Characteristics
Electrical Characteristics (cont’d)
V_IN = V_{IN_STBY} = 13.5 V, T_j = -40 °C to +150 °C,
V_CCP = 9.0 V; SEL_STBY = Q_STBY; all voltages with respect to ground.
Pos. Parameter
Symbol
Limit Values
Unit
Conditions
Min. Typ. Max.
4.4.32 Drop voltage
V_{dr, Q_LDO2}
–
–
4.4.33 Load regulation
∆V_{Q_LDO2}
–
–
4.4.34 Power supply ripple
PSRR_{Q_LDO2} 26
–
rejection
400 mV SEL_LDO2 = GND;
V_CCP = 9 V;
I_{Q_LDO2} = 250 mA;
V_IN = 4.5 V;⁴⁾⁶⁾
65 mV/A 2.6 V mode
1 mA < I_{Q_LDO2} < 650 mA
–
dB V_{IN_LDO2} = 5.6 V;
V_{IN_LDO2, ripple pp} = 150 mV;
f_{IN_LDO2, ripple} = 370 kHz;
I_{Q_LDO2} = 250mA;
C_{Q_LDO2} = 4.7 µF ceramic
X7R¹⁾
4.4.35 Selector Pull-down
resistor
R_{SEL_LDO2}
0.7
1.2
1.9
MΩ –
4.4.36
4.4.37
Output capacitor
Output capacitor
C_{Q_LDO2}
1
–
470 µF ¹⁾⁵⁾
ESR
0
–
2
Ω
at 10 kHz;¹⁾
C_{Q_LDO2}
External Voltage Regulator Control
4.4.38 Driver current limit
I_{DRV_EXT, lim} 75
–
4.4.39 Feedback voltage
V_{FB_EXT}
1.51 –
4.4.40 Feedback input current I_{FB_EXT}
-250 –
4.4.41 Load regulation
∆V_{FB_EXT}
–
–
4.4.42
4.4.43
Output capacitor
Output capacitor
Voltage Tracker Q_T1
C_{FB_EXT}
ESR
C_{FB_EXT}
4.7 –
0
–
150
1.55
–
20
–
0.1
mA V_{FB_EXT} = 1.2 V
V–
µA –
mV/A V_{FB/L_IN} = 5.4 V;
V_CCP = 9.0 V;
I_{FB_EXT} = 100 µA to 1 A;⁷⁾
µF
1)5)7)
Ω
at 10 kHz;¹⁾
4.4.44
Output voltage tracking ∆V_{Q_T1}
accuracy to Q_LDO1
-10 –
10
mV 0 mA < I_{Q_T1} < 105 mA
4.4.45
4.4.46
Output current limitation I_{Q_T1}
Drop voltage
V_{dr, Q_T1}
120 –
–
–
4.4.47 Power supply ripple PSRR_{Q_T1} 26
–
rejection
4.4.48
4.4.49
Output capacitor
Output capacitor
C_{Q_T1}
4.7 –
ESR C_{Q_T1} 0
–
240 mA V_{Q_T1} = 4.0 V
400 mV I_{Q_T1} = 105 mA;
V_{FB/L_IN} = 5.3 V;
V_{Q_LDO1} = 5.0 V⁴⁾
–
dB V_{FB/L_IN} = 5.6 V;
V_{FB/L_IN, ripple pp} = 150 mV;
f_{FB/L_IN, ripple} = 370 kHz;
V_{Q_LDO1} = 5.0 V;
I_{Q_T1} = 100 mA;
C_{Q_T1} = 4.7µF ceramic X7R;¹⁾
–
µF
1)5)
3
Ω
at 10 kHz;¹⁾
Data Sheet
15
Rev. 1.1, 2007-11-08