DC1503A-B Linear Technology, DC1503A-B Datasheet - Page 7

• Manufacturer Part Number: DC1503A-B
• Description: EVALUATION KIT TRXR LTM2881-5
• Manufacturer: Linear Technology
• Series: µModuler

Specifications of DC1503A-B

• Main Purpose: Interface, Transceiver RS-422/RS-485
• Embedded: No
• Utilized Ic / Part: LTM2881
• Primary Attributes: 5V Supply, Isolated, Transceiver + Power
• Lead Free Status / RoHS Status: Not applicable / Not applicable
• Secondary Attributes: -

TYPICAL PERFORMANCE CHARACTERISTICS
V
CC
350
300
250
200
150
100
= 5.0V, V
50
70
60
50
40
30
20
10
0
–50
0
V
V
at I
CC2
CC
LOAD
Supply Current vs Temperature
–25
Power Efficiency
L
I
CC2
= 3.3V unless otherwise noted.
50
= 100mA on V
OUTPUT CURRENT (mA)
TEMPERATURE (°C)
LTM2881-5
LTM2881-3
0
LTM2881-3
LTM2881-5
100
25
50
CC2
150
75
2881 G13
2881 G10
200
100
100mV/DIV
50mA/DIV
I
V
LOAD
250
200
150
100
CC2
50
0
–50
V
vs Temperature
V
CC2
CC2
–25
Surplus Current
Load Step (100mA)
TEMPERATURE (°C)
0
LTM2881-5 (RS485 60mA)
LTM2881-5 (RS485 90mA)
LTM2881-3 (RS485 60mA)
LTM2881-3 (RS485 90mA)
100μs/DIV
25
50
75
2881 G11
2881 G14
T
A
100
= 25°C, LTM2881-3 V
10mV/DIV
6
5
4
3
2
10
V
V
CC2
CC2
20
vs Load Current
Noise
40
V
CC2
CC
60
LOAD CURRENT (mA)
= 3.3V, LTM2881-5
200μs/DIV
80 100 120 140
LTM2881
LTM2881-3
LTM2881-5
160
2881 G12
2881 G15
2881fb
7
180