TLE6711_07 Datasheet, PDF (21/25 Pages) Infineon Technologies AG – Multifunctional Voltage Regulator and Watchdog

TLE 6711
Efficiency Buck vs.
Boost Voltage
95
η%
90
AED02941
V_CC = 5 V
85
80
I_Load = 120 mA
75
80 mA
70
40 mA
65
5
15
25 V 30
V_Boost
Efficiency Boost vs.
Input Voltage
95
η^%
I_Boost = 60 mA
AED02943
90
HT
85
RT
CT
80
Diagrams: Oscillator and Boost/Buck-Converter Performance
Oscillator Frequency vs.
Resistor from R to GND
1000
f_OSC^kHz
500
AED02982
200
@T_j = 25 ˚C
100
50
20
10
5
10
20
50 100 200 kΩ 1000
R_R
Boost Output Voltage vs.
Load
31
V_Boost ^V
30
AED02944
RT
29
HT
CT
28
75
70
8
10
12
14 V 16
V_Batt
27
26
20
40
60
80 mA 100
I _LOAD
Data Sheet
21
Rev. 3.4, 2007-08-16