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TDA4916GG Datasheet, PDF (12/27 Pages) Siemens Semiconductor Group – SMPS-IC with MOSFET Driver Output
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TDA 4916 GG
Characteristics (cont’d)
VSon < VS < 15 V, – 25 °C < TA < 85 °C; VSon means that VS has exceeded VSH, but has
not gone below VSL.
Parameter
Symbol
Limit Values
Unit Test Condition
min. typ. max.
Current Drain2)
Hysteresis at VS
Turn-ON threshold VSH
for VS rising
Turn-OFF threshold VSL
for VS falling
8.0
9.1 10
V
7.9
9.0 9.9 V
1)
2)
CT; RT (see oscillator nomogram).
The currents as VS and VS QSIP are
in
each
case
without
loads
and
without
internal
discharge
to
CR,
as
well
as with active output Q SIP.
Reference Voltage
Voltage
VREF
Load current
Voltage change
– IREF
∆VREF
Voltage change
Temperature
response
Operate threshold
VREF overcurrent
∆VREF
∆VREF/
∆T
– IREFO
2.460
0
2.500 2.540
3
5
3
0.1
V
mA
mV
mV
mV/K
IREF = 250 µA;
VS = 12 V
∆VREF < 30 mV
0 mA < IREF
< 500 µA
12 V < VS < 14 V
3
6
10 mA
Frequency Generator
Nominal frequency ∆fF/fO – 4
spread
Voltage dependence ∆fV/fO – 1
of nominal
frequency
4
%
20 kHz < fO
< 150 kHz;
Q SYN to GND;
VS = 12 V;
TA = 25 °C
1
%
10 V < VS < 14.4 V;
TA = 25 °C;
relative to
fO at 12 V;
20 kHz < fO
< 150 kHz
Semiconductor Group
12
05.96
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