⎪

2:1 wide input voltage range
3W DIP24 package
Low ripple and noise
Lead free design, RoHS compliant
Continuous short circuit protection
1KVDC/2KVDC Isolation min.
Input π filter

Part numberInput voltage

B3WR-053.3AJ
B3WR-0505AJ
B3WR-0509AJ
B3WR-0512AJ
B3WR-0515AJ
B3WR-0505DAJ
B3WR-0509DAJ
B3WR-0512DAJ
B3WR-0515DAJ
B3WR-123.3AJ
B3WR-1205AJ
B3WR-1209AJ
B3WR-1212AJ
B3WR-1215AJ
B3WR-1205DAJ
B3WR-1209DAJ
B3WR-1212DAJ
B3WR-1215DAJ
B3WR-243.3AJ
B3WR-2405AJ
B3WR-2409AJ
B3WR-2412AJ
B3WR-2415AJ
B3WR-2405DAJ
B3WR-2409DAJ
B3WR-2412DAJ
B3WR-2415DJ
B3WR-483.3AJ
B3WR-4805AJ
B3WR-4809AJ
B3WR-4812AJ
B3WR-4815AJ
B3WR-4805DAJ
B3WR-4809DAJ
B3WR-4812DAJ
B3WR-4815DAJ
1.
2.

Industrial system
Communications equipment
Battery powered equipment

4.5-9 VDC
Nom. 5VDC

9-18 VDC
Nom. 12VDC

18-36 VDC
Nom. 24VDC

36-72 VDC
Nom. 48VDC

Output voltage

Output current@ full load

3.3VDC
05VDC
09VDC
12VDC
15VDC
±05VDC±09VDC±12VDC±15VDC
3.3VDC
05VDC
09VDC
12VDC
15VDC
±05VDC±09VDC±12VDC±15VDC
3.3VDC
05VDC
09VDC
12VDC
15VDC
±05VDC±09VDC±12VDC±15VDC
3.3VDC
05VDC
09VDC
12VDC
15VDC
±05VDC±09VDC±12VDC±15VDC

900mA
600mA
333mA
250mA
200mA
±300mA±167mA±125mA±100mA
900mA
600mA
333mA
250mA
200mA
±300mA±167mA±125mA±100mA
900mA
600mA
333mA
250mA
200mA
±300mA±167mA±125mA±100mA
900mA
600mA
333mA
250mA
200mA
±300mA±167mA±125mA±100mA

Efficiency (1)(typ.)

72%
75%
77%
78%
78%
75%
77%
78%
78%
77%
79%
82%
83%
84%
80%
81%
83%
84%
78%
80%
84%
84%
85%
80%
84%
84%
84%
78%
81%
82%
85%
85%
80%
84%
85%
85%

Capacitive load (2)(max.)

2000μF
1000μF
470μF
220μF
120μF
±470μF±220μF±100μF±68μF
2000μF
1000μF
470μF
220μF
120μF
±470μF±220μF±100μF±68μF
2000μF
1000μF
470μF
220μF
120μF
±470μF±220μF±100μF±68μF
2000μF
1000μF
470μF
220μF
120μF
±470μF±220μF±100μF±68μF

The efficiency is test by nominal input and max. full load at 25˚C.
The capacitive load is test by minimum input and constant resistive load.

□: Plastic case
M: Metal case

B 3 WR-24 09 D AJH M /SMD /CTRL
Input
voltage

Model No. Power Wide range(2:1)□: Single output
D: Dual output

Outputvoltage□: 2KVDC isolation
H: 4KVDC isolation
H6: 6KVDC isolation□: DIP
SMD: SMD type□: no control pin

CTC is the professional and one among world’s leading manufacturers of DC-DC/ AC-DC converters.
The products were used in Computers, Industrial controls, Medical equipment, Transportation, EV, ECO-power, Aero-space application and communication.
⎢T07-7017088⎢

F 07-7017063⎢

www.powerctc.com⎢

sales@ctc-dc-dc.com

∣Parameter
Input∣⎪

Conditions

Min.

Typ.

Input filter

2:1±2%±0.3

Line regulation

LL to HL at full load

Load regulation

20% to 100% load at nominal Vin±0.6

Minimum load%50

No load power consumption

300

Operating frequency

Pulse frequency modulation, PFM

Operating temperature

free air convection

Storage temperature

100125

˚C95%RHMTBF(MIL-HDBK-217F)

+25˚C

1043

KHoursIsolation voltage

1 sec.

2KVDC
40Isolation resistancepF

1GΩ
Continuous, automatics recovery
EN60950 / EN60601

Dimension(L x W x H)

31.80x20.30x10.20 mm

Weight13

Case materialgNon-conductive black plastic

Potting material

1.
2.
3.

˚C-55

Relative humidity

Safety

EMC

mW
KHz

105

Short Circuit Protection

PhysicalmVp-p-40

Isolation capacitance
Function%20% of rated max current

Ripple & noise (1)EnvironmentUnit

Pi type

Voltage range
Voltage accuracy

OutputMax.

Epoxy (UL94V-0)

EMI

EN55022Class A/ Class B

ESD

EN61000-4-2,Air±8kV; Contact±6kV

Criteria A

Radiated immunity

EN61000-4-3, 10 V/m

Criteria A

Fast transient

EN61000-4-4, ± 2kV

Criteria ASurge

EN61000-4-5, ± 2kV

Criteria A

Conducted immunity

EN61000-4-6, 10 Vr.m.s

Criteria A

EN61000-4-8, 50Hz
PMF
1A/m (r.m.s)
To measure the output ripple & noise with short runs by 0.1uF/50V @20MHz nominal input and full load.
All specifications valid at nominal input voltage, full load and 25˚C after warm-up time unless otherwise stated.
The product information and specifications are subject to change without prior notice.

Criteria A

CTC is the professional and one among world’s leading manufacturers of DC-DC/ AC-DC converters.
The products were used in Computers, Industrial controls, Medical equipment, Transportation, EV, ECO-power, Aero-space application and communication.
⎢T07-7017088⎢

F 07-7017063⎢

www.powerctc.com⎢

sales@ctc-dc-dc.com

∣

∣

⎪

0.1uF+Vin-+
Vout-Ground leadTo measure the output ripple & noise with short runs by 0.1uF/50V @20MHz nominal input and full load.

Ambient temperature
Vin=5VLoad

Load

120%

120%100%100%

80%

80%

60%
50%
40%

60%
50%
40%

20%

20%0%-400 1020 30

40 50 60

Ambient temperature
Others90 100 110 (˚C)
105

70 80

0%-400 1020 30

40 50 60

70 80 90 100 110 (˚C)
105
85

The derating curve was measured at nominal input voltage.

PinSingle

Dual

1

CTRL(option)

CTRL(option)

2, 3-Vin-Vin

9NC

Com

11NC-Vout

14+Vout+Vout

16-Vout

Com22, 23+Vin+Vin

NC= No Connection

CTC is the professional and one among world’s leading manufacturers of DC-DC/ AC-DC converters.
The products were used in Computers, Industrial controls, Medical equipment, Transportation, EV, ECO-power, Aero-space application and communication.
⎢T07-7017088⎢

F 07-7017063⎢

www.powerctc.com⎢

sales@ctc-dc-dc.com

∣∣

⎪

SMD
PinSingle

Dual

1

CTRL(option)

CTRL(option)

2, 3-Vin-Vin

9NC

Com

11

NC-Vout

14+Vout+Vout

16-Vout

Com22, 23+Vin+Vin

NC= No Connection

CTC is the professional and one among world’s leading manufacturers of DC-DC/ AC-DC converters.
The products were used in Computers, Industrial controls, Medical equipment, Transportation, EV, ECO-power, Aero-space application and communication.
⎢T07-7017088⎢

F 07-7017063⎢

www.powerctc.com⎢

sales@ctc-dc-dc.com