LTM2886 datasheet(11/38 Pages) AD

11 / 38 page

LTM2886

Rev C

For more information www.analog.com/LTM2886

TYPICAL PERFORMANCE CHARACTERISTICS

VCC Supply Current

vs Single Channel Data Rate

Logic Input Threshold

vs VL Supply Voltage

Logic Output Voltage

vs Load Current

TA = 25°C, LTM2886-3 VCC = 3.3V,

LTM2886-5 VCC = 5V, VL = 3.3V, GND = GND2 = 0V, ON = VL unless otherwise noted.

VCC2 Noise

V+ Noise

V– Noise

Isolated Supply Efficiency with

Equal Load Current

Power On Sequence

Derating for 125°C Maximum

Internal Operating Temperature

1ms/DIV

2mV/DIV

2886 G28

LOAD = 100mA

1ms/DIV

2886 G29

2mV/DIV

LOAD = 100mA

1ms/DIV

2mV/DIV

2886 G30

LOAD = 100mA

DATA RATE (Hz)

100k

10k

2886 G31

100M

10M

VCC = 5V

CL = 1nF

CL = 330pF

CL = 100pF

CL = 20pF

VL SUPPLY VOLTAGE (V)

3.5

2.5

0.5

1.0

2.0

3.0

1.5

2886 G32

INPUT RISING

INPUT FALLING

|LOAD CURRENT| (mA)

2886 G33

VL = 5.5V

VL = 3.3V

VL = 1.62V

100µs/DIV

2.5V/DIV

1V/DIV

V–

VCC2

V+

2886 G34

LTM2886-5, VL = 5V

LOAD CURRENT (mA)

1.4

0.2

0.4

0.6

1.0

0.8

1.2

0.0

50 60

10 20 30 40

70 80 90

2886 G35

100

EFFICIENCY

POWER LOSS

LTM2886-3, VCC = 3.3V

LTM2886-5, VCC = 5V

BASED ON THERMAL IMAGING

OF DEMO CIRCUIT 1790A

VCC2, V+, V– EQUALLY LOADED

LTM2886-3, VCC = 3.3V

LTM2886-5, VCC = 5V

TEMPERATURE (°C)

100

125

100

200

300

400

500

600

2886 G36

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