Rainbow Electronics BD6112FVM User Manual

Page 2

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Power supply voltage

Recommended Operating Conditions (Ta=25˚C)

Parameter

Min.

Max.

Unit

Typ.

Symbol

Circuit current

<Regulator block>
Output voltage 1
Output voltage 2
Output ripple voltage
Maximum output current
Load regulation
Line regulation
VIN pin inflow current
<Charge-pump block>
Oscillation frequency
Voltage conversion efficiency

Stand-by pin pull down resistance

Stand-by pin

control voltage

Electrical characteristics (

Unless otherwise noted; Ta=25˚C, VBAT=3.6V, STBY=3.6V)

I

Q

1


–2.1

Vo x 0.95

10



0.5

–2.0

Vo

–70

2

10

0

3
5

–1.9

Vo x 1.05

–60

40
40

2

mA

µA

V
V

dBV

mA
mV
mV

µA

I

Q

2

Vo

Vo

2

V

RR

I

OMAX

∆V

OL

∆V

OI

I

IN

No load, V

IN

=1.25V

No load, V

IN

=0V, STBY=0V

V

IN

=1.25V, I

OUT

=5mA

V

IN

=0.5~1.8V, Vo=–1.6 x V

IN

,I

OUT

=5mA

V

IN

=1.25V, I

OUT

=5mA

V

IN

=1.25V, V

OUT

≤Vo+0.1V

V

IN

=1.25V, Io=0~5mA

V

BAT

=3.0~6.0V, Io=5mA

V

IN

=1.25V


0.6
2.0

–0.3

120

97

1.0



1.6

0.3

kHz

%

M

V
V

fosc

V

CE

R

STBY

V

IH

V

IL

No load, NEGOUT monitor

Symbol

Min.

Max.

Unit

Conditions

Typ.

Parameter

Operating

Stand-by current

V

BAT

V

5.5

3.6

2.5

Application Circuit

8

6

5

1

2

3

4

CHARGE

PUMP

7

STBY

+

+

+

VBAT

C4

1

µ

+

OUT

C3

1

µ

VIN

1M

1M

1.6M

+

+

-

GND

C-

C+

C1

1

µ

C2

1

µ

NEGOUT

BD6112FVM

Non-operating

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