TLE 4253GS Infineon Technologies, TLE 4253GS Datasheet - Page 6

• Manufacturer Part Number: TLE 4253GS
• Manufacturer: Infineon Technologies

Specifications of TLE 4253GS

• Packages: PG-DSO-8
• Regulator Type: tracker
• Output Voltage: adj.
• Accuracy: 0.5 %
• Max. Output Current: 250mA
• Dropout Voltage: 280mV

4.2
Pos.
4.2.1
4.2.1
4.2.2
4.2.3
4.2.4
1) The minimum output capacitance requirement is applicable for a worst case capacitance tolerance of 30%.
2) relevant ESR value at
Note: Within the functional range the IC operates as described in the circuit description. The electrical
4.3
Pos.
PG-DSO-8:
4.3.1
4.3.2
4.3.3
4.3.4
4.3.5
PG-DSO-8 exposed pad:
4.3.6
4.3.7
4.3.8
4.3.9
4.3.10
1) Package mounted on PCB FR4; 80 x 80 x 1.5 mm; 35 µm Cu, 5 µm Sn; horizontal position; zero airflow.
2) Specified
Data Sheet
Not subject to production test; specified by design.
was simulated on a 76.2 x 114.3 x 1.5 mm board with 2 inner copper layers (2 x 70µm Cu, 2 x 35µm Cu).
Where applicable a thermal via array under the package contacted the first inner copper layer.
characteristics are specified within the conditions given in the related electrical characteristics table.
Parameter
Input Voltage
Adjust / Enable Input Voltage
(Voltage Tracking Range)
Junction Temperature
Output Capacitor Requirements
Parameter
Junction to Soldering Point
Junction to Ambient
Junction to Case Bottom
Junction to Ambient
R
Functional Range
Thermal Resistance
thJA
value is according to JESD51-2,-5,-7 at natural convection on FR4 2s2p board; The product (chip+package)
f
= 10 kHz.
Symbol
R
R
R
R
thJSP
thJA
thJC
thJA
Symbol
V
V
T
C
ESR
j
I
ADJ/EN
Q
Min.
–
–
–
–
–
–
–
–
–
–
CQ
6
Min.
3.5
2.0
-40
10
–
Limit Value
Limit Values
Typ.
39
150
91
81
65
9
169
64
55
49
Max.
40
–
150
5
Max.
–
–
–
–
–
–
–
–
–
–
Unit
V
V
°C
µF
Ω
Unit
K/W
K/W
K/W
K/W
K/W
K/W
K/W
K/W
K/W
K/W
General Product Characteristics
Conditions
V
–
–
–
–
Conditions
Pins 2 - 3 and 6 - 7
fixed to
Footprint only
300 mm
area
600 mm
area
2s2p board
Measured to exposed
bottom pad
Footprint only
300 mm
area
600 mm
area
2s2p board
1)
2)
I
≥
V
Q
1)
1)
1)
1)
Rev. 1.2, 2009-11-09
+
T
2
2
2
2
V
A
PCB heatsink
PCB heatsink
PCB heatsink
PCB heatsink
dr
2)
2)
1)
1)
TLE4253