beautypg.com

Typical operating characteristics (continued) – Rainbow Electronics MAX8569B User Manual

Page 5

background image

MAX8569A/MAX8569B

200mA Step-Up Converters in 6-Pin

SOT23 and TDFN

_______________________________________________________________________________________

5

OUTPUT VOLTAGE AND INPUT CURRENT

vs. INPUT VOLTAGE (SHUTDOWN, 200mA LOAD)

MAX8569 toc07

BATTERY VOLTAGE (V)

OUTPUT VOLTAGE (V)

BATTERY CURRENT (

µ

A)

5

4

3

2

1

1

2

3

4

5

6

0

1

2

3

4

5

6

0

0

6

V

OUT

I

BATT

OUTPUT VOLTAGE AND INPUT CURRENT

vs. INPUT VOLTAGE (ON, 330

)

MAX8569 toc08

BATTERY VOLTAGE (V)

OUTPUT VOLTAGE (V)

BATTERY CURRENT (

µ

A)

4

2

0.5

1.0

1.5

2.0

2.5

3.0

3.5

4.0

4.5

0

0.5

1.0

1.5

2.0

2.5

3.0

3.5

4.0

4.5

0

0

1

3

5

6

V

OUT

I

BATT

OUTPUT VOLTAGE AND INPUT CURRENT

vs. INPUT VOLTAGE (ON, 16

LOAD)

MAX8569 toc09

BATTERY VOLTAGE (V)

OUTPUT VOLTAGE (V)

BATTERY CURRENT (

µ

A)

4

2

0

1

3

5

6

0.5

1.0

1.5

2.0

2.5

3.0

3.5

4.0

4.5

0

0.5

1.0

1.5

2.0

2.5

3.0

3.5

4.0

4.5

0

V

OUT

I

BATT

ON/OFF RESPONSE (R

LOAD

= 33

)

MAX8569 toc10

1V/div

1V/div

V

OUT

V

IN

100

µs/div

LOAD TRANSIENT

MAX8569 toc11

100mV/div

200mA

20mA

V

OUT

(AC-COUPLED)

I

OUT

100

µs/div

LINE TRANSIENT

MAX8569 toc12

100mV/div

2.5V
2V

V

OUT

(AC-COUPLED)

V

IN

100ms/div

Typical Operating Characteristics (continued)

(Circuit of Figure 2, V

OUT

= 3.3V, V

BATT

= +2V, T

A

= +25°C, circuit of Figure 1, T

A

= +25°C, unless otherwise noted.)