TLD5045EJ_15 Datasheet, PDF (10/30 Pages) Infineon Technologies AG – 700mA High Integration - DC/DC Step-Down Converter

Infineon® LITIX™ Power
TLD5045EJ
Electrical Characteristics
5
Electrical Characteristics
Tj = -40°C to +150°C, all voltages with respect to ground (unless otherwise specified)
5.1
General Parameters
Table 5-1 Electrical Characteristics
Parameter
Symbol
Min.
Voltage Drop over V_Drop,100
–
Power Transistor
Voltage Drop over V_Drop,700
–
Power Transistor
Freewheeling diode V_fw,100
–
forward voltage
Freewheeling diode V_fw,700
–
forward voltage
Peak over current
I_{peak_lim}
–
limit
Peak current
accuracy
I_{peak_acc}
450
Input under voltage V_REC,UVOFF –
shutdown threshold
Input voltage startup V_REC,UVON –
threshold
Input under voltage V_REC,UVhyst –
shutdown hysteresis
Input over voltage V_REC,OVOFF 40.5
shutdown threshold
Input over voltage V_REC,OV
40
startup threshold
Input over voltage V_REC,OVhyst –
shutdown hysteresis
Switch ON delay
t_dON
–
Switch OFF delay
t_dOFF
–
Values
Typ. Max.
0.8
–
1.4
–
0.8
–
1.4
–
1.4
–
500
550
–
5
–
6
1
–
–
–
–
–
0.5
–
400
600
500
850
Unit Note or
Test Condition
V
Ipeak=100mA
Number
P_5.1.1
V
Ipeak=700mA
P_5.1.2
V
Ipeak=100mA
P_5.1.3
V
Ipeak=700mA
P_5.1.4
A
P_5.1.5
mA VREC = 12V
VEN = 5V
VLED = 7.2V
RSET = 14kΩ
LSW = 220µH
fSW = 200kHz
P_5.1.6
V
VEN = 5V
P_5.1.7
VREC decreasing;
see Figure 5-1
V
VEN = 5V
P_5.1.8
VREC increasing;
see Figure 5-1
V
P_5.1.9
V
VEN = 5V
P_5.1.10
VREC increasing;
see Figure 5-1
V
VEN = 5V
P_5.1.11
VREC decreasing;
see Figure 5-1
V
P_5.1.12
ns
1)_–
ns
1)_–
P_5.1.13
P_5.1.14
Data Sheet
10
Revision 1.0
2015-05-28