bd8203efv-e2 ROHM Co. Ltd., bd8203efv-e2 Datasheet - Page 11

• Manufacturer Part Number: bd8203efv-e2
• Description: 5ch System Moter Driver
• Manufacturer: ROHM Co. Ltd.

BD8203EFV
© 2010 ROHM Co., Ltd. All rights reserved.
www.rohm.com
④3.6V changeable regulator 2
◎Regulator 2 controls
◎Vcc-Vo Characteristic
◎REGCTL－Vo Characteristic
◎Timing chart
ON/OFF of regulator 2 can control with REGRST terminal.
It is changeable according to the terminal REGCTL in linear as for the output voltage of REGVAR.
The range of REGVAR of the output voltage setting is 0.5-4.1V(At REGVARVCC=5V (typ.)).
3.6V
0V
REGRST
High
Low
PREVCC=8V
REGCTL=3.3V
REG-RST
3.3V
REGCTL
10kΩ
REGVAR [V]
Regulator 2
OFF
ON
4.1
3.6
0.5
REGVAR
REGRST
0
REGVARVCC
REGVAR
0.46
High
Low
0V
8V
PREVCC
REGVARON_PREVCC
11/21
3.3
ΔV =
REGVARVCC
REGVAR
3.6V
0V
3.76
ΔREGVAR
ΔREGCTL
REGVARVCC=5.0V
REGCTL=3.3V
Setting
10uF
range
REGCTL [V]
5V
3.6V
3.6V
≒ 1.09
PREVCC
REGVAR
Technical Note
2010.02 - Rev.A