MAX8650EEG+ Maxim Integrated Products, MAX8650EEG+ Datasheet - Page 7

• Manufacturer Part Number: MAX8650EEG+
• Description: IC CNTRLR STP DWN 24-QSOP
• Manufacturer: Maxim Integrated Products
• Type: Step-Down (Buck)r

Specifications of MAX8650EEG+

• Internal Switch(s): No
• Synchronous Rectifier: No
• Number Of Outputs: 1
• Voltage - Output: 0.7 ~ 5.5 V
• Current - Output: 25A
• Frequency - Switching: 200kHz ~ 1.2MHz
• Voltage - Input: 4.5 ~ 28 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 24-QSOP
• Power - Output: 762mW
• Output Voltage: 0.7 V to 5.5 V
• Output Current: 25 A
• Input Voltage: 4.5 V to 28 V
• Mounting Style: SMD/SMT
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 40 C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

(Circuit of Figure 3, 500kHz switching, V
V
V
SYNCO
FSYNC
V
V
V
POK
OUT
V
DH
IN
I
L
PHASE
GAIN
SYNCHRONIZATION WAVEFORMS
CLOSED-LOOP BODE PLOT WITH NO LOAD
1k
POWER-UP WAVEFORMS
4.5V to 28V Input Current-Mode Step-Down
_______________________________________________________________________________________
2ms/div
1μs/div
10k
FREQUENCY (Hz)
Controller with Adjustable Frequency
100k
MAX8650 toc09
MAX8650 toc12
MAX8650 toc15
IN
5V/div
5V/div
1V/div
5A/div
0V
5V/div
5V/div
10V/div
= 17V, V
1M
0dB
10dB/div
0°
30°/div
V
V
V
POK
OUT
OUT
V
Typical Operating Characteristics (continued)
I
IN
I
IN
I
L
L
OUT
SHORT CIRCUIT AND RECOVERY
= 3.3V, T
POWER-DOWN WAVEFORMS
A
200μs/div
200μs/div
= +25°C, unless otherwise noted.)
MAX8650 toc10
MAX8650 toc13
PHASE
GAIN
CLOSED-LOOP BODE PLOT WITH 15A LOAD
1k
5V/div
5V/div
0V
1V/div
0V
5A/div
0V
2V/div
0V
10A/div
0V
10A/div
0V
V
V
V
V
POK
V
OUT
V
OUT
DH
EN
DL
I
L
10k
FREQUENCY (Hz)
ENABLE/SHUTDOWN WAVEFORMS
OVERVOLTAGE PROTECTION
100k
40μs/div
2ms/div
MAX8650 toc16
1M
0dB
10dB/div
0°
30°/div
7.5A LOAD
MAX8650 toc11
MAX8650 toc14
5V/div
5V/div
2V/div
10A/div
0V
1V/div
0V
10V/div
0V
5V/div
0V
7