The copyright and authority for the interpretation of the products are reserved by MORNSUN

Specifications subject to change without notice.

AY_D-1W & BY_D-1W

A/1-2012

Page 2 of 3

EMC SPECIFICATIONS

CE

CISPR22/EN55022 Class B（External Circuit Refer to Figure1、2）

EMI

RE

CISPR22/EN55022 Class B（External Circuit Refer to Figure1、2）

ESD

IEC/EN 61000-4-2

Air

±8KV / Contact ±6KV

perf. Criteria B

RS

IEC/EN61000-4-3

10V/m

perf. Criteria A

EFT

IEC/EN 61000-4-4

±2KV（External Circuit Refer to Figure1、2） perf. Criteria B

Surge

IEC/EN 61000-4-5

±1KV（External Circuit Refer to Figure1、2） perf. Criteria B

CS

IEC/EN61000-4-6

10 Vr.m.s

perf. Criteria A

PFM

IEC/EN61000-4-8

10A/m

perf. Criteria A

EMS

Voltage dips、short and interruptions immunity

IEC/EN61000-4-29

0%-40%

perf. Criteria B

EMC RECOMMENDED CIRCUIT

(Figure 1)

(Figure 2)

EMC recommended external circuit

parameters

TVS:SMCJ18A,1500W

(Epcos)

C0:220

μF/25V(Rubycon)

LDM:6.8

μH CD43

TYPICAL CHARACTERISTICS

Output current(%)

O perating Temp.()

℃

Tolerance Envelope G raph

Temperature Derating G raph

Typical Lo

ad Line

Safe Operating Area

Nominal

Voltage

TYPICAL EFFICIENCY CURVE

Efficiency VS Load

0

0.1

0.2

0.3

0.4

0.5

0.6

0.7

0.8

0.9

0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9

1

Load

Efficiency

BY1212D-1W

AY1212D-1W

Vout VS

Load

-15

-10

-5

0

5

10

15

0.1

0.2

0.3

0.4

0.5

0.6

0.7

0.8

0.9

1

Load

Vout

BY1212D-1W

AY1212D-1W +Vout

AY1212D-1W -Vout