UD06122

CMOS IC

UNISONICTECHNOLOGIESCO.,LTD

4 of 10

www.unisonic.com.tw

QW-R115-013 .A



PARAMETER

SYMBOL

RATINGS

UNIT

Supply Input Voltage

-0.3 ~ 7

V

EN1, FB1, LX1, EN2, FB2 and LX2 Pin Voltage

V

Power Dissipation

2.2

W

Junction Temperature

+150

°C

Storage Temperature Range

-65 ~ +150

°C

Note: Absolute maximum ratings are those values beyond which the device could be permanently damaged.

Absolute maximum ratings are stress ratings only and functional device operation is not implied.



THERMAL CHARACTERISTICS

PARAMETER

SYMBOL

RATINGS

UNIT

Junction to Ambient

40

°C/W

Junction to Case

15

°C/W

pad.



RECOMMENDED OPERATING CONDITIONS

PARAMETER

SYMBOL

RATINGS

UNIT

Supply Input Voltage

2.5 ~ 6.0

V

Junction Temperature Range

-40 ~ 125

°C

Ambient Temperature Range

-40 ~ 85

°C

Note: The device is not guaranteed to function outside its operating conditions.



PARAMETER

SYMBOL

TEST CONDITIONS

MIN

TYP MAX UNIT

Channel 1 and Channel 2

Input Voltage Range

(Note1)

2.5

6.0

V

Input UVLO

UVLO

1.8

2.2

2.5

V

Input OVLO

OVLO

6.0

V

Quiescent Current (per channel)

250

350

μA

Shutdown Current

0.1

1

μA

Feedback Voltage

0.588 0.600 0.612

V

Load Regulation

0.5

%

Line Regulation

0.3

%/V

FB Input Current

-50

50

nA

0.2

Ω

0.16

Ω

Low Side Discharger

60

Ω

P-Channel Current Limit

1.4

2.0

A

EN High-Level Input Voltage

1.5

V

EN Low-Level Input Voltage

0.4

V

Oscillator Frequency

LX Pin

1.1

1.5

1.9

MHz

Maximum Duty Cycle

100

%

Thermal Shutdown Temperature

155

°C

Thermal Shutdown Hysteresis

30

°C

2. Guarantee by design.