TLE6365G Datasheet, PDF (7/17 Pages) Infineon Technologies AG – Step Down Voltage-Regulator with Reset

TLE 6365
1.6
Electrical Characteristics (cont’d)
8V< V_S < 35V; 4.75V< V_CC <5.25V; - 40°C< T_j <150°C; R_R=47kΩ;
all voltages with respect to ground; positive current defined flowing into the pin; unless otherwise specified
No. Parameter
Symbol Limit Values Unit Test
min. typ. max
Condition
.
1.6.4 Buck-Converter; BUO, BDS, BUC and V_CC
1.6.4.1 Logic supply voltage
V_CC
1.6.4.2 Efficiency; see. appl. circuit η
1.6.4.3 Power-Stage ON
resistance
R_BUON
1.6.4.4 Power-Stage ON
resistance
R_BUON
1.6.4.5 Buck overcurrent threshold I_BUOC
1.6.4.6 Input current on pin V_CC I_CC
1.6.4.7 Buck Gate supply voltage; V_BGS
V_BGS=V_S - V_BDS
4.9
5.1 V
85
%
0.38 0.5 Ω
1.0 Ω
1mA < I_CC<
400mA;
see. appl.
circuit
I_CC =
400mA;
V_S = 14V
T_j=25°C;
I_BUO= 0.6A
I_BUO= 0.6A
0.7 0.9 1.2 A
500 µA V_CC=5V
5 7.2 10 V
1.6.5 Reference Input ; R
(Oscillator; Timebase for Buck-Converter and Reset)
1.6.5.1 Voltage on pin R
V_R
1.6.5.2 Oscillator frequency
f_OSC
1.6.5.3 Oscillator frequency
f_OSC
1.6.5.4 Cycle time for reset timing t_CYL
1.4
V R_R = 100kΩ
85 95 105 kHz T_j = 25°C
75
115 kHz
1
ms t_CYL = 100 /
f_OSC
Data Sheet Rev. 1.7
7
2003-06-02