AC/DC Converter

LD05-20Bxx Series

2015.03.18-B/1

Page 2 of 7

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Output Specifications

Item

Operating Conditions

Min.

Typ.

Max.

Unit

Output Voltage Accuracy

3.3V output

--

±3

--

%

Other output

--

±2

--

Line Regulation

Full load

--

±0.5

--

Load Regulation

10%-100% load

--

±1

--

Ripple & Noise*

20MHz bandwidth

(peak-peak value)

3.3V/5V output

--

60

120

mV

Other output

--

50

100

Temperature Coefficient

--

±0.02

--

%/℃

Stand-by Power Consumption

--

--

0.3

W

Short Circuit Protection

Hiccup, continuous, self-recovery

Over-current Protection

≥

110%Io self-recovery

Over-voltage Protection

Over-voltage shutdown

Hold-up Time

110VAC input

--

12

--

ms

230VAC input

--

80

--

Note: * Ripple and noise are measured by “parallel cable” method, please see AC-DC Converter Application Notes for specific operation.

General Specifications

Item

Operating Conditions

Min.

Typ.

Max.

Unit

Isolation Voltage

Input-output

Test time: 1min

4000

--

--

VAC

Operating Temperature

-25

--

+70

℃

Storage Temperature

-25

--

+105

Storage Humidity

--

--

95

%RH

Switching Frequency

--

--

140

KHz

Power Derating

+55℃～+70℃

2.0

--

--

%/℃

+0℃～-25℃

2.0

--

--

Safety Standard

IEC60950/EN60950/UL60950

Safety Certification

EN60950/UL60950 (Pending)

Safety Class

CLASS I I

MTBF

MIL-HDBK-217F@25℃ > 300,000 h

Physical Specifications

Casing Material

Black flame-retardant and heat-resistant plastic

(UL94-V0)

Dimension

Horizontal package/A2 chassis mounting/A4 Din-Rail mounting /

A2S chassis mounting/A4S Din-Rail mounting

Refer to the Dimensions

Weight

Horizontal package/A2 chassis mounting/A4 Din-Rail mounting /

A2S chassis mounting/A4S Din-Rail mounting

31g/80g /121g /52g /70g (Typ.)

Cooling Method

Free convection

EMC Specifications

EMI

CE

CISPR22/EN55022, CLASS B

RE

CISPR22/EN55022, CLASS B

EMS

ESD

IEC/EN61000-4-2 ±6KV/8KV

perf. Criteria B

RS

IEC/EN61000-4-3 10V/m

perf. Criteria A

EFT

IEC/EN 61000-4-4 ±2KV

perf. Criteria B

IEC/EN 61000-4-4 ±4KV (See Fig. 2 for recommended circuit)

perf. Criteria B

Surge

IEC/EN 61000-4-5 ±1KV

perf. Criteria B

IEC/EN 61000-4-5 ±2KV/±4KV (See Fig. 2 for recommended circuit)

perf. Criteria B

CS

IEC/EN61000-4-6 10Vr.m.s

perf. Criteria A

PFM

IEC/EN61000-4-8 10A/m

perf. Criteria A

Voltage dips, short interruptions and

voltage variations immunity

IEC/EN61000-4-11 0%-70%

perf. Criteria B