RS2030B datasheet(3/7 Pages) ORISTER

Part #	RS2030B

Description	Lowest Cost Green-Power Off-Line PWM Controller

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Manufacturer	ORISTER [Orister Corporation]

Direct Link	http://www.orister.com

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Page No. : 3/7

DS-RS2030X-EN-02 Dec, 2008

www.Orister.com

Absolute Maximum Ratings

PARAMETER

VALUE

UNIT

VDD Pin Voltage

-0.3 ~ 6

V

VDD Current

20

mA

SW Pin Voltage

-0.3~30

V

SW Current

Internally limited

A

Maximum Power Dissipation (TO-92)

0.6

W

Operating Junction Temperature

-40 ~+150

oC

Storage Temperature

-55 ~+150

oC

Lead Temperature (Soldering, 10 sec)

300

oC

ESD Voltage (HBM)

5500

V

Electrical Characteristics (Ta=27°C unless otherwise noted, V

DD = 4.5V.)

PARAMETER

SYMBOL

TEST CONDITIONS

MIN

TYP

MAX

UNIT

VDD Start Voltage

VSTART

Rising edge

5.20

5.40

5.60

V

SW Start Voltage

VSWST

8.00

8.60

9.20

V

VDD Under-voltage

Threshold

VUV

Falling edge

3.40

3.60

3.80

V

VDD Clamp Voltage

VVDD (Max)

IVDD=10mA

5.40

5.60

5.80

V

Startup Supply Current

IDDST

VDD = 4V before VUV

0.20

0.40

mA

VDD Supply Current

IDD

1.50

2.00

mA

RS2030A

62

67

72

Switching Frequency

fSW

RS2030B

90

100

110

kHz

Maximum Duty Cycle

DMAX

VDD = 5.0V

62.7

66.7

71.7

%

Minimum Duty Cycle

DMIN

VDD = 5.0V

3.5

%

380

400

420

Effective Current Limit

ILIM

VDD = VUV + 0.1V

760

800

840

mA

VDD to SW Current

Coefficient

GGAIN

0.29

A/V

VDD Dynamic Impedance

RVDD

9

kΩ

SW Driver On-Resistance

RSW

ISW=100mA

3.0

Ω

SW Rise Time

1nF load, 15Ω pull-up

30

ns

SW Fall Time

1nF load, 15Ω pull-up

20

ns

SW Switch Off Current

Driver off

5

10

uA

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RS2030B Datasheet(PDF) 3 Page - Orister Corporation

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