TLE 42764DV Infineon Technologies, TLE 42764DV Datasheet - Page 15

• Manufacturer Part Number: TLE 42764DV
• Manufacturer: Infineon Technologies

Specifications of TLE 42764DV

• Packages: PG-TO252-5
• Regulator Type: single output
• Output Voltage: adj.
• Accuracy: 2.0 %
• Max. Output Current: 400mA
• Dropout Voltage: 250mV

Figure 5
The output voltage can be easily calculated, neglecting the current flowing into the VA pin:
where
with:
•
•
•
For a 2.5 V output voltage the output pin Q has to be directly connected to the adjust pin VA.
Take into consideration, that the accuracy of the resistors R
tolerance.
Data Sheet
V
R
R
ref
1
2
: resistor between regulator output Q and voltage adjust pin VA
: resistor between voltage adjust pin VA and GND
: internal reference voltage, typically 2.5V
V
R
Q
2
<
=
50 kΩ
External Components at Output for Variable Voltage Regulator
R
------------------ -
Internal
Reference
2.5 V Typical
1
R
+
2
R
2
×
to neglect the current flowing into the VA pin,
V
ref
V
ref
15
Saturation
1
Current
Control
and R
and
2
adds an additional error to the output voltage
5
4
Q
VA
R
R
1
2
Application Information
Rev. 1.2, 2011-02-15
AEB02804
C
22 µF
Q
TLE42764