tech.support@psbel.com

belfuse.com/power-solutions

BCD.00197 Rev AG, 09-Mar-2021

Page 10 of 11

IBX15 Series

Boost Converters

© 2021 Bel Power Solutions & Protection

Mechanical Data

Dimensions are in mm (inches).

Tolerances ±0.3 mm (unless noted)

Recommended PCB hole diameter for the 1mm square pins: 1.4 mm

54.7 (2.15")

48.06 (1.89")

1

4 × M3

45.72 (1.8")

2

4

3

11

17

15

TC

16

13

12

0.8 (0.03")

for holes with

1.6 mm

50.8 (2")

JM104c

1

4

2

3

bottom view

45.72 (1.8")

12

11

17

12

13

15

16

0.8 (0.03")

for holes with

1.6 mm

TCZ

Fig. 9

Case Zinc,

weight approx. 80 g

Fig. 10

Open frame (option Z),

weight approx. 30 g

Safety and Installation Instruction

Pin Allocation

Table 12: Pin allocation (standard and option Z)

Pin

Name

Description

1

Vi+

Pos. input

2

Vi+

Pos. input

3

Gi-

Neg. input

4

Gi-

Neg. input

11

Chu

External hold-up capacitor

12

Vo+

Pos. output voltage

13

Go-

Neg. output (connected to pins 3 and 4)

14

-

No pin

15

D

Boost function okay

16

BA

Boost voltage adjust

17

PUL

Programmable undervoltage lockout / inhibit

European

Projection