SC2422ACSTR View Datasheet(PDF) - Semtech Corporation

Part Name

Description

Manufacturer

SC2422ACSTR

BIPHASE CURRENT MODE CONTROLLER

Semtech Corporation 

BIPHASE CURRENT MODE

CONTROLLER

SC2422A

PRELIMINARY - August 7, 2000

ABSOLUTE MAXIMUM RATINGS

Parameter

Input DC Rail Voltage to GND

PGND to GND

Operating Temperature Range

Junction Temperature

Thermal Resistance Junction to Case

Thermal Resistance Junction to Ambient

Storage Temperature Range

Lead Temperature (Soldering) 10 sec

Symbol

VIN

TA

TJ

θJC

θJA

TSTG

TLEAD

Maximum

15

+1

-20 to 125

0 to 125

20

60

-65 to +150

300

ELECTRICAL CHARACTERISTICS

Unless specified: VCC = +5V, TAMB = 25°C, RREF = 11.5kΩ. See Typical Application Circuit

Parameter

Conditions

Min

Typ

Chip_Supply

IC Supply Voltage

4.5

5

IC Supply Current

VCC = 5.0 ~ 12.0V

9

Reference Section

Bandgap Output

CBG = 4.7nF

1.5

Source Impedance

3

Supply Rejection

VID Step

Voltage Accuracy

Temperature Stability

Voltage Accuracy

Oscillator Section

Frequency Range

Frequency Accuracy

Temperature Stability

Voltage Error Amplifier

Input Offset Voltage

Input Offset Current

Open Loop Gain

PSRR

Output Sink Current

Output Source Current

Unity Gain Bandwidth

Slew Rate

VCC = 5.0V ~ 12.0V

RI = 6.49kΩ, RREF = 11.5kΩ

0°C < TAMB < 70°C

0°C < TAMB < 70°C

VIN = 12.0V, RREF = 13kΩ

or VIN = 5.0V, RREF =11.5kΩ

0°C < TAMB < 70°C

1V < VERROUT < 4V

VCC = 5 - 12V

VERROUT = 1V

VERROUT = 4V

IO < 100µA

IO < 100µA

2

25

-1

5

+/-1

400

450

500

+/-5

+/-5

0.1

90

80

2.5

2

5

10

Units

V

V

°C

°C

°C/W

°C/W

°C

°C

Max Units

14

V

mA

V

kΩ

mV/V

mV

1

%

%

%

1000

kHz

550

kHz

%

mV

µA

dB

dB

mA

mA

MHz

V/uS

2

© 2000 SEMTECH CORP.

652 MITCHELL ROAD NEWBURY PARK CA 91320

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