MAX1518BETJ+T Maxim Integrated Products, MAX1518BETJ+T Datasheet - Page 8

• Manufacturer Part Number: MAX1518BETJ+T
• Description: IC DC-DC CONV TFT-LCD 32-TQFN
• Manufacturer: Maxim Integrated Products

Specifications of MAX1518BETJ+T

• Applications: Converter, TFT, LCD
• Voltage - Input: 2.6 ~ 6.5 V
• Number Of Outputs: 1
• Voltage - Output: 2.6 ~ 13 V
• Operating Temperature: -40°C ~ 100°C
• Mounting Type: Surface Mount
• Package / Case: 32-TQFN Exposed Pad
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

TFT-LCD DC-DC Converter with
Operational Amplifiers
(Circuit of Figure 1. V
unless otherwise noted.)
8
_______________________________________________________________________________________
-0.2
-0.4
-0.6
-0.8
-1.0
0.2
0
23
GATE-ON REGULATOR LINE REGULATION
24
25
INPUT VOLTAGE (V)
IN
26
= 5V, V
-0.2
-0.4
-0.6
-0.8
-1.0
2.5
2.3
2.1
1.9
1.7
1.5
27
0
GATE-OFF REGULATOR LOAD REGULATION
4.5
0
V
I
MAIN
GON
GON
28
V
BUFFER CONFIGURATON
POS
= 20mA
= 23.5V
= V
= 13V, V
10
29
SUP SUPPLY CURRENT
SUP
6.5
LOAD CURRENT (mA)
/2
vs. SUP VOLTAGE
30
20
V
GON
SUP
8.5
(V)
Typical Operating Characteristics (continued)
-0.05
-0.10
-0.15
-0.20
-0.25
-0.30
30
= 24V, V
0
GATE-ON REGULATOR LOAD REGULATION
10.5
0
40
GOFF
12.5
5
50
= -8V, V
LOAD CURRENT (mA)
10
OUT1
A: INPUT SIGNAL, 2V/div
B: OUTPUT SIGNAL, 2V/div
= V
A: V
B: V
V
15
SUP
MAIN
SRC
OUT2
RAIL-TO-RAIL INPUT/OUTPUT
= 6V
, 20V/div
OPERATIONAL-AMPLIFIER
, 10V/div
POWER-UP SEQUENCE
= V
20
OUT3
40µs/div
4ms/div
-0.25
1.00
0.75
0.50
0.25
= V
0
GATE-OFF REGULATOR LINE REGULATION
-16
C: V
D: V
OUT4
V
I
GOFF
GON
GOFF
GOFF
MAX1518B toc14
MAX1518B toc12
, 20V/div
= V
, 10V/div
= 50mA
= -8V
-14
OUT5
INPUT VOLTAGE (V)
0V
0V
0V
0V
0V
0V
A
B
A
B
C
D
= 6.5V, T
-12
A
-10
= +25°C
-8