EnerChip CC CBC3105

©2012-2014 Cymbet Corporation • Tel: +1-763-633-1780 • www.cymbet.com

DS-72-21 Rev G

Page 3 of 12

Preliminary

Pin Number(s)

Label

Description

1

VBAT-

Negative EnerChip Terminal - Tie to System Ground

2

NC

No Connection

3

VMODE

Mode Select for Backup Switchover Threshold

4

GND

System Ground

5

VOUT

System Voltage

6

CP

Flying Capacitor Positive

7

CN

Flying Capacitor Negative

8

NC

No Connection

9

RESET

Reset Signal (Active Low)

10

ENABLE

Charge Pump Enable

11

NC

No Connection

12

VDD

Input Voltage

13

NC

No Connection

14

VCHG

EnerChip Charge Voltage - Tie to Pin 16 and/or Optional EnerChip(s)

15

NC

No Connection

16

VBAT+

Positive EnerChip Terminal - Tie to Pin 14

CBC3105-R4C Input/Ouput Descriptions

Figure 3: EnerChip CC CBC3105 Package Pin-Out

1

16

2

15

3

14

4

13

5

12

6

11

7

10

8

9

VBAT-

NC

VMODE

GND

VOUT

CP

CN

NC

VBAT+

NC

VCHG

NC

VDD

NC

ENABLE

RESET/

Top View

Soldering, Rework, and Electrical Test

Refer to the Cymbet User Manual AN-1026 for soldering, rework, and replacement of the EnerChip on printed

circuit boards, and for instructions on in-circuit electrical testing of the EnerChip.

Handling EnerChips as MSL 3 Devices

EnerChip CBC050 devices are rated Moisture Sensitivity Level 3 and must be mounted and reflowed within 168

hours of being removed from the moisture barrier antistatic bag.