DRA05 SERIES

IND. CONT. EQ.

CIRCUIT SCHEMATIC

Block diagram for DRA05 series

Vo -

Vo +

L

N

Fuse

Control

Switching

Device

Line

Filter

Inrush Current

Limiter and

Rectifier

Rectifier

Current

Detection

Opto -

Isolation

Opto -

Isolation

Output Level

Detection

Reference &

Error Amp.

Over Voltage

Detection

Y

Vout

ADJ.

DC ON

(Green LED)

DC LOW

(Red LED)

o

All Specifications Typical At Nominal Line, Full Load, 25 C Unless Otherwise Noticed

SPECIFICATION

Characteristics

Conditions

min.

unit

Output voltage accuracy

Vi nom, Io min ...Io nom

typ.

max.

1

%

%

Minimum load

Line regulation

Vi nom

0

%

%

%

Load regulation

Temperature coefficient

Ripple & noise

Transient recovery time

2

1

%

300

S

o

% / C

0.02

mV

50

Io nom, Vi min ...Vi max

Io nom

Vi nom, Io nom,BW = 20MHz

Vi = 115VAC

Vi nom, Io nom

Up to 72%, See model list

OUTPUT SPECIFICATIONS

Efficiency

Hold up time

Voltage trim range

DC ON indicator

threshold at start up

DC LOW indicator

threshold after start up

Vi nom, Io min ...Io nom

50% load, step changed

Vi nom, Io min

Vi nom, Io nom

Vi nom, Io nom

Vi nom, Io nom, Po / Pi

Vi = 230VAC

5V ...15V models

24V model

24V model

15V model

12V model

5V model

24V model

15V model

12V model

5V model

30

130

- 10

- 10

4.5

10.8

13.5

21.6

3.75

9

11.25

18

+ 15

+ 20

4.5

10.8

13.5

21.6

VDC

VDC

VDC

VDC

VDC

VDC

VDC

VDC

%

%

ms

ms

Characteristics

Conditions

min.

typ.

max.

unit

Rated over load protection

Over voltage protection

Vi nom

Vi nom, Io nom

Input fuse

Output short circuit

Vi nom, Io nom

CONTROL AND PROTECTION

110

125

135

145

%

%

T2A / 250VAC internal

Hiccup mode

sales@chinfa.com

www.chinfa.com

CE

UL / cUL

TUV

UL508 Listed

UL60950-1, UL1310 Class 2 Power Supply Recognized

EN60950-1

EN61000-6-3 / EN55022 Class B, EN61000-3-2 , EN61000-3-3

EN61000-6-2 / EN55024 / EN61204-3

APPROVALS AND STANDARDS

2008.01.28