LT6119-1/LT6119-2

3

611912f

For more information www.linear.com/LT6119-1

elecTrical characTerisTics The

l

denotes the specifications which apply over the full operating

temperature range, otherwise specifications are at TA = 25°C. V+ = 12V, VPULLUP = V+, VLE = 2.7V, RIN = 100Ω,

ROUT = R1 + R2 + R3 = 10k, gain = 100, RC = 25.5k, CL = CLC = 2pF, unless otherwise noted. (See Figure 3)

SYMBOL

PARAMETER

CONDITIONS

MIN

TYP

MAX

UNITS

V+

Supply Voltage Range

l

2.7

60

V

IS

Supply Current (Note 4)

V+ = 2.7V, RIN = 1k, VSENSE = 5mV

475

µA

V+ = 60V, RIN = 1k, VSENSE = 5mV

l

600

700

1000

µA

µA

LE Pin Current

VLE = 0V, V+ = 60V

–100

nA

VIH

LE Pin Input High

V+ = 2.7V to 60V

l

1.5

V

VIL

LE Pin Input Low

V+ = 2.7V to 60V

l

0.5

V

Current Sense Amplifier

VOS

Input Offset Voltage

VSENSE = 5mV

VSENSE = 5mV

l

–200

–300

200

300

µV

µV

∆VOS/∆T

Input Offset Voltage Drift

VSENSE = 5mV

l

±0.8

µV/°C

IB

Input Bias Current

(SENSELO, SENSEHI)

V+ = 2.7V to 60V

l

60

300

350

nA

nA

IOS

Input Offset Current

V+ = 2.7V to 60V

±5

nA

IOUTA

Output Current (Note 5)

l

1

mA

PSRR

Power Supply Rejection Ratio

(Note 6)

V+ = 2.7V to 60V

l

120

114

127

dB

dB

CMRR

Common Mode Rejection Ratio

V+ = 36V, VSENSE = 5mV, VICM = 2.7V to 36V

125

dB

V+ = 60V, VSENSE = 5mV, VICM = 27V to 60V

l

110

103

125

dB

dB

VSENSE(MAX) Full-Scale Input Sense Voltage

(Note 5)

RIN = 500Ω

l

500

mV

Gain Error (Note 7)

V+ = 2.7V to 12V

V+ = 12V to 60V, VSENSE = 5mV to 100mV

l

–0.2

–0.08

0

%

%

SENSELO Voltage (Note 8)

V+ = 2.7V, VSENSE = 100mV, ROUT = 2k

V+ = 60V, VSENSE = 100mV

l

l

2.5

27

V

V

Output Swing High (V+ to VOUTA)

V+ = 2.7V, VSENSE = 27mV

l

0.2

V

V+ = 12V, VSENSE = 120mV

l

0.5

V

BW

Signal Bandwidth

IOUT = 1mA

IOUT = 100µA

1

140

MHz

kHz

tr

Input Step Response (to 50% of

Final Output Voltage)

V+ = 2.7V, VSENSE = 24mV Step, Output Rising Edge

V+ = 12V to 60V, VSENSE = 100mV Step, Output Rising Edge

500

500

ns

ns

tSETTLE

Settling Time to 1%

VSENSE = 10mV to 100mV, ROUT = 2k

2

µs

Reference and Comparator

VTH(R)

(Note 9)

Rising Input Threshold Voltage

(LT6119-1 Comparator 1

LT6119-2 Both Comparators)

V+ = 2.7V to 60V

l

395

400

405

mV

VTH(F)

(Note 9)

Falling Input Threshold Voltage

(LT6119-1 Comparator 2)

V+ = 2.7V to 60V

l

395

400

405

mV

VHYS

VHYS = VTH(R) – VTH(F)

V+ = 2.7V to 60V

3

10

15

mV

Comparator Input Bias Current

VINC1,2 = 0V, V+ = 60V

l

–50

nA

VOL

Output Low Voltage

IOUTC1,C2 = 500µA, V+ = 2.7V

l

60

150

220

mV

mV

High to Low Propagation Delay

5mV Overdrive

100mV Overdrive

3

0.5

µs

µs