MAX8734AEEI+TG104 Maxim Integrated, MAX8734AEEI+TG104 Datasheet - Page 11
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MAX8734AEEI+TG104
Manufacturer Part Number
MAX8734AEEI+TG104
Description
Current & Power Monitors & Regulators High-Efficiency Quad-Output Main Power-Supply Controllers for Notebook Computers
Manufacturer
Maxim Integrated
Datasheet
1.MAX8734AEEIG104.pdf
(33 pages)
Specifications of MAX8734AEEI+TG104
Product
Power Monitors
Supply Voltage - Max
24 V
Supply Voltage - Min
4.5 V
Operating Temperature Range
- 40 C to + 85 C
Accuracy
1.50%
Input Voltage Range
4.5 V to 24 V
Supply Current
50 uA
5V
4A
1A
5V
0
MAX8733A/MAX8734A (TON = GND)
(Circuit of Figure 1 and Figure 2, no load on LDO5, LDO3, OUT3, OUT5, and REF, V+ = 12V, ON3 = ON5 = V
R
CS
LOAD TRANSIENT RESPONSE
= 7mΩ, V
5V PWM-MODE
Supply Controllers for Notebook Computers
10µs/div
ILIM
100
High-Efficiency, Quad-Output, Main Power-
90
80
70
60
50
40
30
20
10
0
0.001
_ = 0.5V, T
PFM MODE
______________________________________________________________________________________
MAX8732A/3A/4A toc28
5V OUTPUT EFFICIENCY
0.01
vs. LOAD CURRENT
A
LOAD CURRENT (A)
MAX8733A
= +25°C, unless otherwise noted.)
PWM MODE
V
AC-
COUPLED
100mV/div
INDUCTOR
CURRENT
2A/div
DL5
5V/div
OUT
0.1
,
ULTRASONIC
MODE
3.3V
4A
1A
5V
1
0
ON5 = V
ON3 = GND
V
V
V
IN
IN
IN
= 7V
= 12V
= 24V
MAX8732A/MAX8734A (TON = V
CC
Typical Operating Characteristics (continued)
LOAD TRANSIENT RESPONSE
10
3.3V PWM-MODE
20µs/div
MAX8732A/3A/4A toc29
CC
)
V
AC-
COUPLED
100mV/div
INDUCTOR
CURRENT
2A/div
DL3
5V/div
OUT
100
90
80
70
60
50
40
30
20
10
0
,
0.001
PFM MODE
3.3V
3.3V OUTPUT EFFICIENCY
4A
1A
5V
0
0.01
vs. LOAD CURRENT
MAX8733A/MAX8734A (TON = GND)
LOAD CURRENT (A)
MAX8733A
PWM MODE
LOAD TRANSIENT RESPONSE
0.1
3.3V PWM-MODE
ULTRASONIC
MODE
10µs/div
1
ON5 = V
ON3 = V
V
V
V
IN
IN
IN
= 7V
= 12V
= 24V
CC
CC
MAX8732A/3A/4A toc30
CC
10
, SHDN = V+,
V
AC-
COUPLED
100mV/div
INDUCTOR
CURRENT
2A/div
DL3
5V/div
OUT
,
11