TLE8262E Datasheet, PDF (27/93 Pages) Infineon Technologies AG – Universal System Basis Chip HERMES Rev. 1.0

TLE8262E
External Voltage Regulator
7.5
Electrical Characteristics
V_S = 5.5 V to 28 V; SBC Normal Mode; all outputs open;
T_j = -40 °C to +150 °C; all voltages with respect to ground; positive current defined flowing into pin; unless
otherwise specified.
Pos. Parameter
Symbol Limit Values
Unit Test Condition
Min. Typ. Max.
Parameters independent from test set-up
7.5.1
External Regulator
Control Drive Current
Capability
I_cc3base 20
70
mA
V_CC3base = 28V
7.5.2 Input Current V_cc3ref
I_cc3ref
10
25
7.5.3
Input Current V_cc3 Shunt I_cc3shunt 10
25
Pin
50
µA
V_cc3ref = 5 V
50
µA
V_cc3shunt = V_S
7.5.4
V_CC3 Undervoltage
Detection
V_CC3,UV 4.0
4.25 4.5
V
–
7.5.5
7.5.6
7.5.7
V_CC3 Undervoltage
detection hysteresis
Output Current Shunt
Voltage Threshold
Current increase
regulation reaction time
V_CC3,UV, 20
hys
V_{shunt_thr} 88
eshold
t_rIinc
-
100
250 mV
110
130
mV
1)
-
5
µs
V_cc3 = 6V to 0V;
I_CC3base,50% = 20mA
Figure 9
7.5.8 Current decrease
t_rIdec
-
-
regulation reaction time
5
µs
V_cc3 = 0V to 6V; I_CC3base,50%
= 20mA Figure 9
7.5.9
Leakage current of V_cc3base I_{cc3base_lk} -
-
when Vcc3 disabled
7.5.10 Leakage current of V_cc3ref I_{cc3ref_lk} -2
0
when Vcc3 disabled
7.5.11 Leakage current of
I_{cc3shunt_l} -
-
V_cc3shunt when Vcc3
k
disabled
5
µA
V_CC3base = V_S
T_j = 25°C
2
µA
V_CC3ref = 5V
T_j = 25°C
5
µA
V_CC3shunt = V_S
T_j = 25°C
7.5.12 Base to emitter resistor R_BE
50
100
200
kΩ
V_CC3base = V_S - 0.3V
V_CC3 OFF
7.5.13 External regulator
minimum Vs voltage
V_VextUV 4.5
-
5.5
V
7.5.14 External regulator
V_VextUVhy -
0.2
-
V
minimum Vs voltage
s
hysteresis
Parameters dependent on the test set-up, according to the Figure 8
7.5.15 External Regulator Output V_cc3
4.8
5
Voltage
7.5.16 Load Regulation
∆V_CC3,Lo -
-
7.5.17 Line Regulation
∆V_CC3,Li -
-
1) Threshold at which the current limitation starts to operate.
2) Tolerance includes load regulation and line regulation.
5.2
V
0 mA <I_CC3<400 mA;
5.5 V < V_S < 28 V;²⁾
50
mV 2 mA <I_CC3<200 mA;
50
mV 6 V < V_S <16 V;
Data Sheet
27
Rev. 1.0, 2009-03-31