am427 AME, Inc., am427 Datasheet - Page 9

• Manufacturer Part Number: am427
• Description: Ratiometrisches Transmitter-ic - Analog Microelectronics
• Manufacturer: AME, Inc.

RATIOMETRISCHES TRANSMITTER–IC
LISTE DER EXTERNEN KOMPONENTEN
TOPOLOGIE DER ANWENDUNG MIT SCHUTZFUNKTIONEN
analog microelectronics
Analog Microelectronics behält sich Änderungen von Abmessungen, technischen Daten und sonstigen Angaben ohne vorherige Ankündigung vor.
* not needed in basic application (Figure 6)
R
TCO1
R
Symbol
T
O1
R
1
D
T
R
R
*, T
C
C
C
R
R
R
R
TCS
, R
, R
3
2
5
1
*
1
3
4
S
1
2
3
*
*
*
Ground
Abbildung 7
O2
TCO2
2
V
OUT
V
S
}
BCW68H, BC557C (or similar)
BC848C, BC548C
BAT46, BAS40
I
I
I
typical transducer resistor
TC span compensation
Offset adjustment
TC offset adjustment
± 10%
± 10%
BR
OUTmax
OUT
R
= 1 mA
C
= 5 mA (sink)
5
Span (Gain adjustment)
V
3
OUT
= 15 mA (push)
= R
R
3
2
/ (R
16 15 14 13 12 11 10
1
Description
3
T
+ R
2
1
C
4
T
) G
3
1
2
AM427
4
T
5
D
C
3
2
1
6
R
7
3
N.C.
N.C.
9
8
R
4
low drop, high β at10mA
low drop at 10 mA
R
high β at 5mA
R
TCO1
0.1 – 10.0
3.0 (typ.)
10 – 120
0 – 500
O2
Value
500
500
100
330
1.5
4.7
1.0
R
R
10
S
S
R
R
R
S
S
R
R
1
TCO2
O1
R
TCS
AM427
NPN
Unit
PNP
MΩ
kΩ
kΩ
kΩ
nF
nF
nF
Ω
Ω
Ω
Ω
Ω
April 99
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