MAX1534ETE+T Maxim Integrated Products, MAX1534ETE+T Datasheet - Page 7

• Manufacturer Part Number: MAX1534ETE+T
• Description: IC PWR SUPPLY CONTROLLER 16TQFN
• Manufacturer: Maxim Integrated Products

Specifications of MAX1534ETE+T

• Applications: Power Supply Controller
• Voltage - Input: 4.5 ~ 24 V
• Current - Supply: 15µA
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 16-TQFN Exposed Pad
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Voltage - Supply: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

(Circuit of Figure 1, V
100
30
20
10
90
80
70
60
50
40
30
20
10
70
60
50
40
1A
0
0
0
0
0
0
0
0
0.01
0
V
IN
= 12V, R
High-Efficiency, Triple-Output, Keep-Alive
10
_______________________________________________________________________________________
LDO PSRR vs. FREQUENCY
IN
STARTUP WAVEFORMS
LDO DROPOUT VOLTAGE
0.1
20
OUT1
= +12V, PRESET = GND, T
vs. LOAD CURRENT
Power Supply for Notebook Computers
FREQUENCY (kHz)
= 33Ω, R
30
100µs/div
I
OUT1
40
1
(mA)
OUT2
50
= 18Ω, R
100Ω LOAD
60
10
MAX1534 toc16
OUT3
70
= 50Ω
100
80
Typical Operating Characteristics (continued)
SHDN
5V/div
V
2V/div
POK
5V/div
I
1A/div
V
2V/div
V
2V/div
LX
OUT2
OUT3
OUT1
A
= +25°C, unless otherwise noted.)
150mA
120
100
80
60
40
20
4V
1A
0
0
0
0
0
0
2.5
V
V
LDOIN
IN
LDO DROPOUT VOLTAGE vs. V
V
= 12V, R
OUT2
2.6
= 5V, I
SHUTDOWN WAVEFORMS
LDO LOAD TRANSIENT
2.7
V
OUT1
OUT1
OUT1
2.8
= 33Ω, R
= 10mA TO 150mA
100µs/div
V
20µs/div
OUT1
2.9
OUT2
(V)
3.0
= 18Ω, R
I
OUT1
3.1
V
OUT3
= 80mA
MAX1534 toc15
MAX1534 toc17
OUT3
OUT1
3.2
= 50Ω
3.3
V
20mV/div
AC-COUPLED
SHDN
I
50mA/div
5V/div
POK
5V/div
I
1A/div
V
2V/div
OUT1
LX
OUT1
OUT_
7