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| RHFL4913XX25_10 Datasheet, PDF (6/19 Pages) STMicroelectronics – Rad-hard positive fixed voltage regulator | |||
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Electrical characteristics
RHFL4913XX25, RHFL4913XX33, RHFL4913XX50
4
Electrical characteristics
TJ = 25 °C, VI = VO + 2.5 V, CI = CO = 1 µF, unless otherwise specified.
Table 4. Electrical characteristics
Symbol
Parameter
Test conditions
Min.
VI
VO
ISHORT
VO
VO
VO
ÎVO/ÎVI
Operating input voltage IO = 2 A (Flat-16) or 3A (SMD.5 & TO-257)
Output voltage accuracy VI = VO+2.5V, IO = 5mA
Output current limit (1) Adjustable by mask/external resistor
Operating output voltage IO = 2 A, 2.5 V output voltage
Operating output voltage IO = 2 A, 3.3 V output voltage
Operating output voltage IO = 2 A, 5.0 V output voltage
VI = VO+2.5V to 12 V, IO = 5mA (+25°C)
Line regulation
VI = VO+2.5V to 12 V, IO = 5mA (-55°C)
VI = VO+2.5V to 12 V, IO = 5mA (+125°C)
VI = VO+2.5V, IO = 5mA to 400 mA
(+25°C)
ÎVO/ÎVO Load regulation
VI = VO+2.5V, IO = 5mA to 400 mA (-55°C)
VI = VO+2.5V, IO = 5mA to 400 mA
(+125°C)
ZOUT Output impedance
Iq
Quiescent current
VI = VO+2.5V, IO = 5mA to 1A (+25°C)
VI = VO+2.5V, IO = 5mA to 1A (-55°C)
VI = VO+2.5V, IO = 5mA to 1A (+125°C)
IO = 100 mA DC and 20 mA rms
VI = VO+2.5V, IO = 30mA, on mode
VI = VO+2.5V, IO = 300mA, on mode
VI = VO+2.5V, IO = 1A, on mode
VI = VO+2.5V, IO = 3A, on mode
(only for SMD.5 and TO-257)
Iq
Quiescent current
VI = VO+2V, VINH = 2.4V, off mode
VI =VO+2.5V, IO=1A, TJ=+125°C, on mode
VI =VO+2.5V, IO=1A, TJ=-55°C, on mode
-2
2.45
3.23
4.9
Typ. Max. Unit
12
V
2
%
4.5
A
2.55 V
3.37 V
5.1
V
0.3
%
0.4
%
0.4
%
0.2
%
0.3
%
0.3
%
0.3
%
0.4
%
0.4
%
100
mΩ
8
25
60
mA
150
1
40
mA
100
6/19
Doc ID 10004 Rev 11
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