MAX1765EEE+T Maxim Integrated Products, MAX1765EEE+T Datasheet - Page 7

• Manufacturer Part Number: MAX1765EEE+T
• Description: IC DC-DC CONV 800MA LN 16QSOP
• Manufacturer: Maxim Integrated Products
• Type: Step-Up (Boost)r

Specifications of MAX1765EEE+T

• Internal Switch(s): Yes
• Synchronous Rectifier: Yes
• Number Of Outputs: 2
• Voltage - Output: 2.5 ~ 5.5 V
• Current - Output: 800mA
• Frequency - Switching: 1MHz
• Voltage - Input: Adj down to 0.7V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 16-QSOP
• Power - Output: 667mW
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

(T
A
0.6
0.5
0.30
0.25
0.20
0.15
0.10
0.05
1.0
0.9
0.8
0.7
0.4
0.3
0.2
0.1
90
80
70
60
50
40
30
20
10
= +25°C, unless otherwise noted.)
0
0
TRACK MODE EFFICIENCY vs. LOAD CURRENT
0
0.001
0.001
800mA, Low-Noise, Step-Up DC-DC Converter
0
NORMAL
MODE
NORMAL
MODE
V IN = +2.4V
V
IN
100
EFFICIENCY vs. LOAD CURRENT
= +2.4V
LINEAR REGULATOR DROPOUT
VOLTAGE vs. LOAD CURRENT
V
IN
200
V
IN
= +1.2V
V
V
LOAD CURRENT (mA)
0.01
IN
V IN = +1.2V
0.01
(V
= +1.2V
LOAD CURRENT (A)
LOAD CURRENT (A)
OUTL
(V
300 400 500 600 700 800
= +2.4V
OUTL
PWM
MODE
OUT
V
_______________________________________________________________________________________
V IN = +3.6V
V
= +2.85V
IN
OUTL
= +1.2V
= +3.3V)
= +3.3V)
NORMAL MODE/
PWM MODE
= +2.5V
V
OUTL
0.1
0.1
PWM
MODE
= +5V
V IN = +2.4V
1
1
100
1.5
2.5
2.0
1.0
0.5
60
50
60
50
90
80
70
40
30
20
10
90
80
70
40
30
20
10
0
0
0
TRACK MODE EFFICIENCY vs. LOAD CURRENT
0.001
0.001
with 500mA Linear Regulator
1
V IN = +1.2V
V
V
IN
IN
V
EFFICIENCY vs. LOAD CURRENT
= +3.6V
= +1.2V
IN
NORMAL MODE
V
= +3.6V
STARTUP INPUT VOLTAGE
IN
V
vs. OUTPUT CURRENT
= +3.6V
IN
T
V
V
A
OUTPUT CURRENT (mA)
IN
= +2.4V
IN
0.01
0.01
NORMAL MODE
= -40°C
LOAD CURRENT (A)
LOAD CURRENT (A)
10
= +1.2V
V
(V
= +2.4V
(V
IN
V
OUTL
IN
OUT
= +1.2V
PWM
MODE
T
= +2.4V
A
V IN = +3.6V
= +25°C
= +5V)
= +5V)
T
Typical Operating Characteristics
A
= +85°C
PWM
MODE
100
0.1
0.1
V
IN
= +2.4V
1000
1
1
1200
1000
100
800
600
400
200
90
80
70
60
50
40
30
20
10
18
16
14
12
10
0
TRACK MODE EFFICIENCY vs. LOAD CURRENT
0
8
6
4
2
0
0.001
0
0
V
V
V
V
OUT
OUT
IN
IN
0.5 1.0
V
= +1.2V
= +2.4V
0.5
IN
MAXIMUM OUTPUT CURRENT
= +3.3V, I
= +3.3V, I
NO-LOAD SUPPLY CURRENT
V
= +2.4V
OUT
V
IN
vs. INPUT VOLTAGE
vs. INPUT VOLTAGE
1.0
= +5V, I
NORMAL MODE
= +1.2V
1.5
(V
0.01
INPUT VOLTAGE (V)
INPUT VOLTAGE (V)
LOAD CURRENT (A)
SET
SET
OUTL
NORMAL MODE
2.0
PWM
MODE
= 0.5 REF
= REF
1.5
SET
FPWM MODE
V
= +2.85V)
2.5 3.0 3.5 4.0 4.5 5.0
OUT
= REF
2.0
= +5V, I
0.1
2.5
SET
= 0.5 REF
3.0
3.5
1
7