AS2870
ABSOLUTE MAXIMUM RATINGS
Lead Temp. (Soldering, 10 Seconds) .............................. 300°C
Storage Temperature Range ............................-65° to +150°C
Operating Junction Temperature Range
Input Voltage........................................................ 10V
Input to Output Voltage Differential .................... 10V
AS2870 Control Section............................ -45°C +125°C
AS2870 Power Transistor...........................-45°C +150°C
ELECTRICAL CHARACTERISTICS (NOTE 1) at IOUT = 10mA, TA=25°C, unless otherwise specified.
PARAMETER
CONDITIONS
Typ
AS2870A
AS2870
UNITS
Min
Max
Min
Max
2.5V Version
Output Voltage (Note 2)
AS2870-2.5V, 0 < IOUT < 6.5A, 4.0V<VIN<7V
AS2870-3.3V, 0 < IOUT < 6.5A, 4.8V<VIN<7V
AS2870-5.0V, 0 ≤ IOUT ≤ 6.5A, 6.5V≤VIN≤7V
2.5
2.475
2.525
2.45
2.55
V
V
V
V
2.45
2.55
2.425
2.575
3.3V Version
Output Voltage (Note 2)
3.3
3.267
3.333
3.234
3.366
3.234
3.366
3.069
3.399
5.0V Version
Output Voltage (Note 2)
5
4.950
5.050
4.9
5.1
4.900
5.100
4.65
5.15
All Voltage Options
Reference Voltage (VREF
)
1.250
1.225
1.270
1.225
1.270
V
IN≤ 7V, P≤ PMAX
1.5V≤ (VIN -VOUT)≤5.75V, 10mA≤IOUT≤5A
Min. Load Current (Note 3)
V
5
10
10
1.5V≤ (VIN –VOUT)≤5.75V
0.005
0.2
0.2
%
Line Regulation (∆VREF(VIN))
2.75V≤VIN ≤7V, IOUT=10mA, TJ=25ºC
(Note 3)
0.005
0.05
0.05
0.2
0.3
0.3
1.5
0.2
0.3
0.3
1.5
V
IN ≤7V, IOUT=0mA, TJ=25ºC (Note 2)
%
V
Load Regulation(∆VREF(IOUT))
Dropout Voltage
10mA≤IOUT ≤5A, (Vin-VOUT)=3V, TJ=25ºC (Note 3)
0≤IOUT ≤5A, VIN=7V, TJ=25ºC (Note 2)
∆VREF=1%
IOUT = 6.5A (Note 3)
I
OUT < 6.5A (Note 2)
Current Limit
VIN=7V
6
6.9
6.9
A
I
OUT(MAX)
1.4V ≤ (VIN – VOUT) (Note3)
Long Term Stability
TA=125ºC, 1000 Hrs.
0.3
1
1
%
(Note 2)
Thermal Regulation
TA=25ºC, 20 ms pulse
0.01
0.25
0.020
0.020
%/W
%
(∆VOUT(PWR))
Temperature Stability
(∆VOUT(T))
Output Noise, RMS
Thermal Resistance
10Hz to 10kHz
TO-220
Ta=25ºC
0.003
3.0
% VO
ºC/W
Junction to Tab
3.0
60
3.0
60
Junction to Ambient
60
3.0
60
DD Package
Junction to Tab
3.0
60
3.0
60
Junction to Ambient
The Bold specifications apply to the full operating temperature range.
Note 1: Changes in output voltage due to heating effects are covered under the specification for thermal regulation.
Note 2: Fixed Version Only
Note 3: Adjustable Version Only
Rev. 9/29/00
SIPEX [ SIPEX CORPORATION ]
