MAX738ACWE+ Maxim Integrated Products, MAX738ACWE+ Datasheet - Page 6

IC DCDC CONV PWM STPDN 5V 16SOIC

MAX738ACWE+

Manufacturer Part Number
MAX738ACWE+
Description
IC DCDC CONV PWM STPDN 5V 16SOIC
Manufacturer
Maxim Integrated Products
Type
Step-Down (Buck)r
Datasheet

Specifications of MAX738ACWE+

Internal Switch(s)
Yes
Synchronous Rectifier
No
Number Of Outputs
1
Voltage - Output
5V
Current - Output
750mA
Frequency - Switching
190kHz
Voltage - Input
6 ~ 16 V
Operating Temperature
0°C ~ 70°C
Mounting Type
Surface Mount
Package / Case
16-SOIC (0.300", 7.5mm Width)
Power - Output
762mW
Output Voltage
5 V
Input Voltage
6 V to 16 V
Supply Current
1.7 mA
Switching Frequency
160 KHz
Maximum Operating Temperature
+ 70 C
Minimum Operating Temperature
0 C
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
5V, Step-Down,
Current-Mode PWM DC-DC Converters
(Circuit of Figure 3, T
A: SWITCH VOLTAGE (LX PIN), 5V/div, 0V TO +12V
B: INDUCTOR CURRENT, 200mA/div
C: OUTPUT VOLTAGE RIPPLE, 50mV/div, AC-COUPLED
C OUT = 390 F,
V+ = 12V, I OUT = 150 A,
A: V OUT , 50mV/div, DC-COUPLED
B: V+, 5V/div, 6.0V TO 11.0V
I OUT = 300mA
6
____________________________Typical Operating Characteristics (continued)
_______________________________________________________________________________________
MAX730A LINE-TRANSIENT RESPONSE
SWITCHING WAVEFORMS,
CONTINUOUS CONDITION
MAX738A/MAX744A
100ms/div
2 s/div
A
= +25°C, unless otherwise noted.)
12V
0V
200mA
0mA
11V
6V
0V
A
B
C
A
B
MAX738A/MAX744A LINE-TRANSIENT RESPONSE
A: SWITCH VOLTAGE (LX PIN), 5V/div, 0V TO +12V
B: INDUCTOR CURRENT, 200mA/div
C: OUTPUT VOLTAGE RIPPLE, 50mV/div, AC-COUPLED
C OUT = 390 F,
V+ = 12V, I OUT = 150 A
A: V OUT , 50mV/div, DC-COUPLED
B: V+, 5V/div, 10.2V TO 16.0V
I OUT = 750mA
DISCONTINUOUS CONDITION
SWITCHING WAVEFORMS,
MAX738A/MAX744A
100ms/div
2 s/div
12V
0V
200mA
0mA
0V
16V
10.2V
A
B
C
A
B

Related parts for MAX738ACWE+