LTC4449 datasheet(5/14 Pages) AD

5 / 14 page

LTC7067

Rev. 0

For more information www.analog.com

TYPICAL PERFORMANCE CHARACTERISTICS

G1IN/G2IN Pin Thresholds

vs Temperature

TA = 25°C, unless otherwise noted.

Quiescent Supply Current

vs Supply Voltage

VCC Undervoltage Lockout

Thresholds vs Temperature

VCC Overvoltage Lockout

Thresholds vs Temperature

Supply Current

vs Input Frequency

Switching Supply Current

vs Load Capacitance

VIH(G1IN),VIH(G2IN)

VIL(G1IN),VIL(G2IN)

TEMPERATURE (°C)

–45 –20

80 105 130 155

0.5

0.7

0.9

1.1

1.3

1.5

1.7

7067 G01

IVCC

IG2VCC, G2 = L

IG1VCC, G1 = L

IG2VCC, G2 = H

IG1VCC, G1 = H

VCC,VG1VCC–VG1RTN, VG2VCC–VG2RTN (V)

10 11 12 13 14

100

150

200

250

300

7067 G02

VCC RISING

VCC FALLING

TEMPERATURE (°C)

–45 –20

80 105 130 155

4.0

4.2

4.4

4.6

4.8

5.0

7067 G03

VCC RISING

VCC FALLING

TEMPERATURE (°C)

–45 –20

80 105 130 155

13.0

13.5

14.0

14.5

15.0

Thresholds vs Temperature

7067 G04

VCC = G1VCC = G2VCC = 10V

CG1 = CG2 = 3.3nF

G1RTN = G1RTN = 0V

IVCC

IG1VCC, IG2VCC

FREQUENCY (kHz)

200

400

600

800

1000

100

200

300

400

500

600

700

800

7067 G05

VCC = G1VCC = G2VCC = 10V

G1RTN = G2RTN = 0V

IG1VCC, IG2VCC;

fIN = 500kHz

IG1VCC, IG2VCC; fIN = 100kHz

IVCC; fIN = 500kHz

LOAD CAPACITANCE (nF)

0.1

100

7067 G06

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