AS2941
ABSOLUTE MAXIMUM RATINGS
Power Dissipation ..................................... Internally Limited
Lead Temp. (Soldering, 10 seconds)........................... 260°C
Storage Temperature Range ....................... -65°C to +150°C
Operating Junction Temperature Range ................... +150°C
Operating Input Supply Voltage ...................................+12V
Feedback Input Voltage ................................. -1.5V to +30V
Shutdown Input Voltage ...................................-0.3V to 30V
Error Comparator Output .................................... -0.3 to 30V
ESD Rating is to be determined
ELECTRICAL CHARACTERISTICS
at VIN = VO + 5V, IO = 1A, CO = 22 µF, 5V < VO < 20V, unless otherwise specified.
Boldface limits are over the entire operating temperature range. All other specifications apply are TA = 25°C.
AS2941
Parameter
Conditions
Min
Typ
Max
Units
1.237
1.313
1.339
10
V
Output Voltage
5mA < IO < 1A
1.275
1.211
V
VO + 2V < VIN < 26V
Line Regulation
4
7
mV
mV
I
O- = 5mA
10
10
Load Regulation
Dropout Voltage
50mA < IO < 1A
10
IL = 100mA
110
0.5
7
200/200
mV
V
IL = 1A
/1.0
0.8
Output Impedance
Quiescent Current
100mADC, 20mArms,
fO = 120Hz
mΩ
mA
mA
%
VO + 2V < VIN < 26V
IO = 5mA
10
30
15
20
45
60
V
IN = VO + 5V
IO = 5mA
RMS Output Noise % Voltage Out
Ripple Rejection
10Hz - 100kHz
IO = 5mA
fO = 120Hz, 1 Vrms
IO = 100mA
0.003
0.005
0.02
%V
0.04
Long Term Stability
0.4
1.3
1.3
50
%/1000Hr
ON/OFF Threshold ON
ON/OFF Threshold OFF
ON/OFF Threshold Current
IO < 1A
IO < 1A
IO < 1A
0.80/0.80
100/300
V
V
V
2.00/2.00
V
ON/OFF = 2.0V
Short Circuit Current
Maximum Line Transient
1.6
60
1.9
75
A
V
RO = 100Ω
T < 100mS
RO = 100Ω
60
Reverse Polarity DC Input Voltage
Reverse Polarity Transient Input Voltage
Maximum Operating Input Voltage
-15
-15
-50
-50
-30
-30
-75
V
V
V
RO = 100Ω
T < 100mS
31
26
Rev. 9/29/00
SIPEX [ SIPEX CORPORATION ]
