SPX2951ACS-L-5-0 Exar Corporation, SPX2951ACS-L-5-0 Datasheet - Page 11

• Manufacturer Part Number: SPX2951ACS-L-5-0
• Description: 150 MA Low Dropout Voltage Regulator
• Manufacturer: Exar Corporation

Specifications of SPX2951ACS-L-5-0

• Regulator Topology: Positive Fixed
• Voltage - Output: 5V
• Voltage - Input: Up to 30V
• Voltage - Dropout (typical): 0.3V @ 150mA
• Number Of Regulators: 1
• Current - Output: 150mA
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: 8-SOIC (0.154", 3.90mm Width)
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

TYPICAL APPLICATIONS: (Continued)
Figure 6. Regulator with State-of Charge Indicator
Figure 7. System Over Temperature Protection
DATE: 12/01/04
AUX SHUTDOW
ON
6V
LEAD-
ACID
BATTERY
INPUT
39kΩ
-
+
C4
TEMP
SENSOR
OFF
1%
1%
1%
1%
R
1
RESET
AS35
-
+
39kΩ
100kΩ
1kΩ
1kΩ
10kΩ
20kΩ
3
SPX2950/SPX2951 150mA Low Dropout Voltage Regulator
SD
GND
SPX2951
4
+V
+V
* OPTIONAL LATCH OFF WHEN DROPOUT OCCURS.
* OUTPUTS GO LOW WHEN VIN DROPS BELOW DESIGNATED THRESHOLDS
IN
IN
8
ADJUST R3 FOR C2 SWITCHING WHEN V
3
5
ERROR
_______
ERROR
SD
+V
FB
V
+
+
+
7
8.2K
-
-
-
C1
C2
C3
OUT
IN
GND
SPX2951
Ω
5
1
8
4
100kΩ
100kΩ
100kΩ
11
SENSE
10K
5 DEGREE SHUTDOWN FLAG
TAP
Ω
2
V
.
.
6
OUT
FB
EXTERNAL CIRCUIT
PROTECTED FROM
OVER TEMPERATURE
(V+ GOES OFF WHEN
TEMP > 125)
1
7
<5.8V**
<6.0V**
<6.2V**
+V
+
OUT
IN
IA 6.0V
=5V
1µF
OR
©Copyright 2004 Sipex Corporation
RELAY