MAX17075ETG+ Maxim Integrated Products, MAX17075ETG+ Datasheet - Page 7

• Manufacturer Part Number: MAX17075ETG+
• Description: IC DC-DC CONV W/CHRG PUMP 24TQFN
• Manufacturer: Maxim Integrated Products

Specifications of MAX17075ETG+

• Applications: LCD TV/Monitor
• Current - Supply: 4mA
• Voltage - Supply: 2.3 V ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 24-TQFN Exposed Pad
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

(T
(T
A
A
Boost Regulator with Integrated Charge Pumps,
100
= +25°C, unless otherwise noted.)
= +25°C, unless otherwise noted.)
90
80
70
60
50
40
30
20
10
0
1
STEP-UP REGULATOR EFFICIENCY
vs. LOAD CURRENT
LOAD CURRENT (mA)
10
Switch Control, and High-Current Op Amp
1.24
1.23
1.22
1.21
1.20
1.19
1.18
1.17
1.16
_______________________________________________________________________________________
0V
0A
0A
V
V
2.5
STEP-UP REGULATOR LOAD-TRANSIENT
R
C
C
IN
IN
COMP
COMP1
COMP2
150mA LOAD
= 2.5V
= 5V
STEP-UP REGULATOR SWITCHING
FREQUENCY vs. INPUT VOLTAGE
100
RESPONSE (100mA TO 800mA)
V
= 82kΩ
IN
= 220pF
= 18pF
3.0
= 3.3V
INPUT VOLTAGE (V)
3.5
40μs/div
1000
4.0
-0.2
-0.4
-0.6
-0.8
-1.0
0.6
0.4
0.2
0
4.5
MAX17075 toc06
STEP-UP REGULATOR OUTPUT VOLTAGE
0
100 200 300 400 500 600
5.0
V
(AC-COUPLED)
500mV/div
I
2A/div
LOAD CURRENT
500mA/div
L
AVDD
vs. LOAD CURRENT
LOAD CURRENT (mA)
Typical Operating Characteristics
Typical Operating Characteristics
700 800 900
LOAD-TRANSIENT RESPONSE (80mA TO 2.08mA)
0V
0A
0A
0V
0V
0A
0V
R
C
C
COMP
COMP1
COMP2
STEP-UP REGULATOR STARTUP
STEP-UP REGULATOR PULSED
WITH HEAVY LOAD (600mA)
= 82kΩ
1000
= 220pF
= 18pF
-0.05
-0.10
-0.15
-0.20
10μs/div
0.20
0.15
0.10
0.05
2ms/div
0
2.5
STEP-UP REGULATOR LINE REGULATION
LOAD
200mA LOAD
NO
UNDER DIFFERENT LOADS
3.0
100mA LOAD
MAX17075 toc05
MAX17075 toc07
INPUT VOLTAGE (V)
3.5
300mA LOAD
V
5V/div
V
5V/div
I
1A/div
LX
10V/div
V
(AC-COUPLED)
500mV/div
I
2A/div
LOAD CURRENT
1A/div
L
L
AVDD
IN
AVDD
4.0
4.5
5.0
7