Datasheet

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 (µA)
54321
1
2
3
4
5
6
0
1
2
3
4
5
6
0
06
V
OUT
I
BATT
OUTPUT VOLTAGE AND INPUT CURRENT
vs. INPUT VOLTAGE (ON, 330Ω)
MAX8569 toc08
BATTERY VOLTAGE (V)
OUTPUT VOLTAGE (V)
BATTERY CURRENT (µA)
42
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
01356
V
OUT
I
BATT
OUTPUT VOLTAGE AND INPUT CURRENT
vs. INPUT VOLTAGE (ON, 16Ω LOAD)
MAX8569 toc09
BATTERY VOLTAGE (V)
OUTPUT VOLTAGE (V)
BATTERY CURRENT (µA)
4201 3 56
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
= 33Ω)
MAX8569 toc10
1V/div
1V/div
V
OUT
V
IN
100µs/div
LOAD TRANSIENT
MAX8569 toc11
100mV/div
200mA
20mA
V
OUT
(AC-COUPLED)
I
OUT
100µs/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.)