TDA4916GG Infineon Technologies, TDA4916GG Datasheet - Page 26

• Manufacturer Part Number: TDA4916GG
• Description: IC SMPS W/ MOSFET OUTPUT PDSO-24
• Manufacturer: Infineon Technologies

Specifications of TDA4916GG

• Applications: Power Supplies
• Current - Supply: 8mA
• Voltage - Supply: 0 V ~ 15 V
• Operating Temperature: -40°C ~ 100°C
• Mounting Type: Surface Mount
• Package / Case: DSO-24
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: SP000087991; TDA4916GGNT; TDA4916GGXT

Instructions for the Approximate Calculation of the Maximum Duty Cycle of the FG
when
1. General remarks
2. Calculation for connection of
3. Calculation for connection of
Version 2.0
Duty cycle
Time
Current
Current
Current
Mean value
To facilitate better general understanding, the equations are not abbreviated in the
following.
The wanted quantity can be isolated using the rules of arithmetic.
V
CT
R
= approx. 0.6 V
VS
t
=
or
I
I
I
C
RGND
RT
RVS
T
R
= 2.5 V/
V
= (12 V
GND
= ON time/period
V
= 2.2 V/
CT Mean
CT
is Connected to Input
/
I
CT
R
= approx. 2.2 V
T
R
2.2 V)/
GND
R
R
R
VS
VS
GND
( > 0.5)
( < 0.5)
C
26
T
.
max
max
=
-------------------------------------------------------------------------------
----------------------------------- -
I
RT
C
=
T
------------------------------------------------------------------- -
----------------------------- -
I
+
C
RT
0.6 V
T
I
RGND
----------------------------------- -
I
–
RT
C
0.6 V
I
----------------------------- -
I
RVS
T
C
TDA 4916 GG
RT
+
T
+
0.6 V
I
RGND
–
----------------------------------- -
I
+
0.6 V
RT
I
C
------------------------------
I
RVS
C
RT
T
T
–
1 May 1996
+
0.6 V
I
0.6 V
RGND
I
RVS