SC2443

3

Recommended Operating Conditions

Absolute Maximum Ratings

Exceeding the above specifications may result in permanent damage to the device or device malfunction. Operation outside of the parameters

specified in the Electrical Characteristics section is not recommended.

NOTES-

(1) Calculated from package in still air, mounted to 3” x 4.5”, 4 layer FR4 PCB with thermal vias under the exposed pad per JESD51 standards.

(2) This device is ESD sensitive. Use of standard ESD handing precautions is required

Electrical Characteristics

Thermal Information

AVCC, PVCC Voltage …………………………… -0.3 to 20V

V

-0.3 to 32V

……………………………… - 0.3 to 40V

(for <10ns @ freq. < 500kHz)

SS1/EN1, SS2/EN2, SYNC Voltage ………………

-0.3 to 6V

IN1-, IN2-, REF Voltage ………………… -0.3 to AVCC+ 0.3V

REF

CS1+, CS1-, CS2+, CS2- Voltage ………… -0.3 to AVCC+ 0.3V

PGND to AGND ………………………………………

± 0.3V

Peak IR Reflow Temperature …………………………… 260°C

Input Voltage Range …………………………

4.75V to 16V

29°C/W

Maximum Junction Temperature ……………………… 150°C

Storage Temperature ………………………… -65 to +150°C

Unless otherwise specified: AVCC = PVCC = 12V, V

Parameter

Symbol

Conditions

Min

Typ

Max

Units

Undervoltage Lockout

AVCC Start Threshold

AVCC

TH

AVCC rising

4.5

4.7

V

AVCC Start Hysteresis

AVCC

HYST

170

mV

AVCC Operating Current

I

CC

12

16

mA

AVCC Quiescent Current in UVLO

I

q

AVCC = AVCC

1.7

mA

Channel 1 Error Amplifier

Non-inverting Input Voltage

V

IN1+

0.49

0.5

0.51

V

Non-inverting Input Voltage

V

IN1+

0°C < T

0.4925

0.5

0.5075

V

Non-inverting Input Line Regulation

AVCC

0.02

%/V

Input Offset Voltage

1

mV

Inverting Input Bias Current

I

IN1-

-0.1

-0.25

µA

Amplifier Transconductance

G

M1

260

Amplifier Open Loop Gain

A

OL1

65

dB

Amplifier Unity Gain Bandwidth

5

MHz

COMP1 Switching Threshold

V

2.2

V

Amplifier Output Sink Current

V

16

µA

Amplifier Output Source Current

V

12

µA