spx385am1-l-5-0-tr Exar Corporation, spx385am1-l-5-0-tr Datasheet - Page 3

• Manufacturer Part Number: spx385am1-l-5-0-tr
• Description: 5.0 -micropower Voltage Reference
• Manufacturer: Exar Corporation

Date: 2/11/06
Figure 1. Improving Regulation of Adjustable Regula-
tors
Figure 3. Precision 1µA to 1mA Current Source
1.5V to 27V
* I
V
OUT
IN
= 2.5V
I
OUT
68k
R1
R2
*
2
3
–
+
LM312
30V
4
I
K
7
SPX385-5.0
150pF
V
SPX385-5.0 Micropower Voltage Reference
C1
R2
KA
6
TYPICAL PERFORMANCE CHARACTERISTICS
3
Figure 2. Micropower Reference from 9V Battery
Figure 4: Precision Micropower 10V Reference
SPX385-5.0
500k
2
3
+
-
LM4250C
4
I
Q
7
≅ 30µA Standby Current
9V
I
8
22M
© Copyright 2005 Sipex Corporation
Q
200k
SPX385-5.0
6
V
IN
5.0V
150pF
= 15V
500k
500k
10V