UPS1622

LINEAR INTEGRATED CIRCUIT

UNISONICTECHNOLOGIESCO.,LTD

3 of 6

www.unisonic.com.tw

QW-R119-020.a

PARAMETER

SYMBOL

RATINGS

UNIT

Switching Drain Source Voltage

650

V

Supply Voltage

30

V

Feedback Current

3

mA

Junction Temperature

+150

°C

Operating Temperature

-40 ~ +125

°C

Storage Temperature

-50 ~ +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.

OPERATING RANGE

PARAMETER

SYMBOL

RATINGS

UNIT

Supply Voltage

8.6 ~ 22

V

PARAMETER

SYMBOL

TEST CONDITIONS

MIN

TYP

MAX

UNIT

SUPPLY SECTION

Start Up Charge Current

1

mA

Start Up Current

22

45

μA

Supply Current with switch

4.5

6.5

mA

UNDER-VOLTAGE LOCKOUT SECTION

Start Threshold Voltage

13.5

14.2

15

V

Min. Operating Voltage

7.5

8.2

9

V

INTERNAL VOLTAGE REFERENCE

Reference Voltage

Guarantee by design

6.3

6.5

6.7

V

CONTROL SECTION

560

Feedback Source Shutdown Current

900

μA

FB Pin Input Impedance

1200

Ω

Burst-Mode Out FB Voltage

0.94

V

Burst-Mode Enter FB Voltage

1.05

V

Normal initial Switching frequency

54

60

66

kHz

5

%

Frequency Deviation VS Temperature

5

%

PROTECTION SECTION

OVP threshold

28

V

OTP threshold

130

150

170

°C

CURRENT LIMITING SECTION

Peak Current Limitation

0.56

0.7

0.84

A

Minmum Turn On Time

680

nS

POWER MOSFET SECTION

Drain-Source Breakdown Voltage

650

V

Turn-on voltage between gate and source

2

4

V

Off State Drain Current

100

uA

Static Drain-Source On-State Resistance

12

14

Ω

Rise Time

RG=25Ω (Note 1, 2)

45

100

ns

Fall Time

35

80

ns

Drain Capacitance

40

pF

Note: 1. Pulse Test: Pulse width≤300μs, Duty cycle≤2%

2. Essentially independent of operating temperature