⎪

High efficiency 40W power in compact

Industry control application

size 2x1” package

Telecom/Datacom application



Save space solution

Wide operating temperature range from

-40°C to +105°C


Six-sided continuous shieldIndustrial application

Continuous Short Circuit ProtectionRailway Application

No minimum load requiredOver load protection/ Over temperature
protection/ Over voltage protection
EN 50155, EN 45545-2 railway standard

approvals

Part number

Input voltage

Output voltage

Output current@ full load

Input current@ no load

Efficiency(1)(typ.)

Capacitive load(2)(max.)

5VDC

8000mA

10 mA

88.5%

20000uF

12VDC

3333mA

10 mA

89.5%

3900uF

24VDC

1667mA

10 mA

89.5%

1300uF

48VDC

833mA

10 mA

88.5%

220uF

RCB40WR4-11005J
RCB40WR4-11012J
RCB40WR4-11024J

40-160VDC
Nom. 110VDC

RCB40WR4-11048J

1.
2.

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

RCB 40 WR4 – 110 05 J
Model No.

PowerWide range(4:1)

Input voltage

Output voltage

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⎢

F07-7017063⎢

www.powerctc.com⎢

sales@ctc-dc-dc.com

CTC COIL TECHNOLOGY CORPORATION ∣Parameter∣ DC-DC CONVERTERConditions

⎪

Min.

Typ.

Input filter

Output

40

160

VDC

Start-up time

100% Load at Nominal Vin50mS

Start-up voltage

0%~100% load

40

VDC

Under voltage lockout

0%~100% load

Input surge voltage

1s. Max

Remote ON/OFF

DC-DC ON
DC-DC OFF

Open or 3V < Vr < 12V
Short or 0V < Vr < 1.2V

Voltage accuracy

100% Load at Nominal Vin±1

Ripple& noise(20MHZ BW at Vin range
15%~100% load With a 47μF
X7R MLCC)

5V output
12V output

100150

mVp-p
mVp-p

(20MHZ BW at Vin range
15%~100% load With a 10μF
X7R MLCC)

24V output
48V output

150200

mVp-p
mVp-p

34

VDC200

Minimum load

VDC%0%

Line regulation

LL-HL at 100% load±0.2%Load regulation

0-100% Load

±0.5%

Operating frequency

100% Load at Nominal Vin

250

KHz

Operating temperatureWith derating

Storage temperature-40105°C-55125°C

110°C

-0.05

+0.05%/˚C

595%RHMax case temperature
Environment

Unit

Pi type

Input voltage range

Input

Max.

Temperature coefficient
Relative Humidity
MTBF

25°C

779

KHoursVibration

EN61373

Isolation voltage

60sec. Input to Output

Isolation resistance

500VDC

3KVDC

1000

MΩ

Isolation capacitance

1500pF

Over load protection

175%Function
Over voltage protection
Zener diode clampOver temperature protection

5V output

5.6

8.0

VDC

12V output

13.4

19.2

VDC

24V output

26.9

38.4

VDC

48V output

53.8

76.8

VDC

115°C

Tc (Case Temperature)

Short Circuit Protection

Continuous, Automatic recovery

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⎢F07-7017063⎢

www.powerctc.com⎢sales@ctc-dc-dc.com

CTC COIL TECHNOLOGY CORPORATION ∣∣ DC-DC CONVERTER

Safety⎪Approval EN62368-1/ IEC62368-1/ EN50155/ EN55032&35

Dimension(L x W x H)

50.80x25.40x10.50 mm

WeightPhysicalEMC

1.
2.
3.

45g

Case material

Metal casePotting material

SiliconCooling method

Natural convection

EMI

EN 55032, EN55011

CLASS A/ B with external filter

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 immunityEN61000-4-6, 10 V/rms

Criteria A

Magnetic field immunity

EN61000-4-8, 10 A/m

Criteria A

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.
Derating measured with nominal line. Mounted test board (90 x 80 mm and each power pin with 43 x 40 mm, 2Oz double layer)

Ambient temperature
Load
Without test board

120%

With test board

100%
80%
60%
50%
40%
20%
0%

-40

0 1020 304050 60 70 8055 65

90100 110 (˚C)
105

The derating curve was measured at nominal Vin in chamber with nature convection.
The derating curve was measured with nominal line. Mounted test board (600*950mm , 2Oz)

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⎢

F07-7017063⎢

www.powerctc.com⎢

sales@ctc-dc-dc.com

CTC COIL TECHNOLOGY CORPORATION ∣++VinVout-∣ DC-DC CONVERTER⎪C*-Ground LeadC*
RCB40WR4-11005J and RCB40WR4-11012J measured with 20MHZ BW at Vin range 15%~100% load With a 47μF X7R MLCC.
RCB40WR4-11024J and RCB40WR4-11048J measured with 20MHZ BW at Vin range 15%~100% load With a 10μF X7R MLCC

Trim up

Formula for trim resistor:

Trim down

UP:

Ru=+Vout

R1

R1
Vref

Trim

R3

Trim

R3

Vref

RU

R2

DOWN:

Rd

Rd=

𝑉𝑟𝑒𝑓

a= ′− 𝑅3𝑏𝑅1
𝑅1 −𝑏

𝑉𝑜 −𝑉𝑟𝑒𝑓− 𝑅3b=

∙ 𝑅1

𝑉𝑜′ −𝑉𝑟𝑒𝑓
𝑉𝑟𝑒𝑓

∙ 𝑅2

Note:
1.Ru, Rd is mean trim resistor, please check the formula.

R2-VoutaR2

𝑅2 −a

2.a & b: user define parameter, no actual meanings.
3. 𝑉𝑜′ is mean trim up/down voltage.
4. Value for R1, R2, R3 and Vref refer to below table.

Vin

VoutVref

R1

R2

R3110V

5V

1.24V

15.47KΩ

5.1KΩ

30.0KΩ

110V

12V

2.50V

38.0KΩ

10.0KΩ

68.0KΩ

110V

24V

2.50V

86.0KΩ

10.0KΩ

76.8KΩ

110V

48V

2.50V

182.0KΩ

10.0KΩ

80.6KΩ

EN55032 CLASS AVin

L1C1C2C3C4C5C6C7C8C9110V

68uH0.68uF

0.68uF

0.68uF

0.68uF

0.68uF

0.68uF

0.68uF

0.68uF

4700PF

C10

C114700PF 4700PF

C124700PF

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

CTC COIL TECHNOLOGY CORPORATION ∣∣ DC-DC CONVERTER⎪

EN55032 CLASS BVout

L1L2

C1

C2

C3

C4C5C6C705/ 12V

68uH

2.2mH

0.68uF

0.68uF

0.68uF

0.68uF

0.68uF

0.68uF

0.68uF24/ 48V

68uH

2.2mH

0.68uF

0.68uF

0.68uF

0.68uF

0.68uF

0.68uF

0.68uF

Vout

C8C9

C10

C11

C12

C13

C14

C15

C1605/ 12V

0.68uF

0.68uF

0.68uF

4700PF

4700PF

4700PF

4700PF

47PF

47PF

24/ 48V

0.68uF

0.68uF

0.68uF

4700PF

4700PF

4700PF

4700PF

33PF

33PF

Pin

Single

1+Vin

2-Vin

3Ctrl

4+Vout5-Vout

6Trim

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⎢

F07-7017063⎢

www.powerctc.com⎢

sales@ctc-dc-dc.com

CTC COIL TECHNOLOGY CORPORATION ∣∣ DC-DC CONVERTER⎪

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⎢F07-7017063⎢

www.powerctc.com⎢

sales@ctc-dc-dc.com