LT4293 datasheet(9/44 Pages) AD

9 / 44 page

LTC9101-2/LTC9102

Rev. 0

For more information www.analog.com

VEE Readback

VEE Readback vs Temperature

VEE Supply Current vs Voltage and

Temperature

N = 364

µ = 54.998

σ = 0.058

AGND – VEE = 55V

10.01mV/LSB

READBACK (V)

54.7

54.8

54.9

55.0

55.1

55.2

55.3

9101-2 G16

AGND – VEE = 55V

10.01mV/LSB

TA (°C)

–40 –20

100

54.5

54.6

54.7

54.8

54.9

55.0

55.1

55.2

9101-2 G17

ALL PORTS ON

CLASS 8 LIMITS

EXT3 TIED TO VEE

PWRIN FLOATED

85°C

25°C

–40°C

AGND – VEE (V)

9101-2 G18

TYPICAL PERFORMANCE CHARACTERISTICS

CLOCK and DATA READ

EYE DIAGRAM

CLOCK and DATA WRITE

EYE DIAGRAM

LTC9102 CP/CN and

DP/DN Common Mode

Correction Current

Port Power Readback vs

Temperature

Powering Up into 180μF

Short-Circuit Recovery

(RSENSE = 0.1Ω unless otherwise specified.)

AGND – VEE = 55V

SENSEn – VSSKn = 100mV

POWERn = 55W

TA (°C)

–40 –20

100

54.5

54.6

54.7

54.8

54.9

55.0

55.1

55.2

55.3

55.4

55.5

9101-2 G19

VEE

FOLDBACK

CURRENT

LIMIT

LOAD FULLY CHARGED

MOSFET ON

5ms/DIV

OUT1A

20V/DIV

GATE1A

10V/DIV

CHANNEL

CURRENT

200mA/DIV

9101-2 G20

SHORT-CIRCUIT

FAULT APPLIED

FAST PULL-DOWN

FAULT

REMOVED

QUICK CURRENT LIMIT RECOVERY

VEE = –55V

LIMn = E9h

50µs/DIV

GATE

10V/DIV

OUT

50V/DIV

OUT

CURRENT

5A/DIV

9101-2 G21

N = 337

CP – CN

DP – DN

10ns/DIV

200mV/

DIV

9101-2 G22

N = 570

CP – CN

DP – DN

10ns/DIV

200mV/

DIV

9101-2 G23

VCM (V)

0.5

1.5

2.5

3.5

–4

–3

–2

–1

9101-2 G24

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