MAX5099ATJ+ Maxim Integrated Products, MAX5099ATJ+ Datasheet - Page 7

• Manufacturer Part Number: MAX5099ATJ+
• Description: IC CONV BUCK SYNC DL 32TQFN-EP
• Manufacturer: Maxim Integrated Products
• Type: Step-Down (Buck)r

Specifications of MAX5099ATJ+

• Internal Switch(s): Both
• Synchronous Rectifier: Yes
• Number Of Outputs: 2
• Voltage - Output: 0.8 ~ 17.1 V
• Current - Output: 1A, 2A
• Frequency - Switching: 200kHz ~ 2.2MHz
• Voltage - Input: 4.5 ~ 19 V
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: 32-TQFN Exposed Pad
• Power - Output: 2.76W
• Output Voltage: 5.2 V
• Output Current: 2 A
• Input Voltage: 5.2 V to 19 V
• Supply Current: 4.2 mA
• Switching Frequency: 1.9 MHz
• Mounting Style: SMD/SMT
• Maximum Operating Temperature: + 125 C
• Minimum Operating Temperature: - 40 C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

(V+ = V
0V
0V
0V
0V
IN_HIGH
Dual, 2.2MHz, Automotive Synchronous Buck
LOAD-TRANSIENT RESPONSE
LINE-TRANSIENT RESPONSE
SOFT-START FROM ON/OFF
Converter with 80V Load-Dump Protection
= 14V, unless otherwise noted. V+ = V
(BUCK CONVERTER)
CONVERTER 2
_______________________________________________________________________________________
100μs/div
1ms/div
2ms/div
0V
MAX5099 toc10
MAX5099 toc12
MAX5099 toc14
V
5V/div
0V
V
AC-COUPLED
200mV/div
V
AC-COUPLED
200mV/div
V
AC-COUPLED
200mV/div
I
500mA/div
0A
ON/OFF
5V/div
V
5V/div
GATE
10V/div
V+
10V/div
V
5V/div
OUT2
IN
OUT1
OUT2
OUT2
L
OUT1
= EN1 = EN2
Typical Operating Characteristics (continued)
= 5.0V/1.5A
= 3.3V/0.75A
= 3.3V
= 5V/2A
IN_HIGH
means that N1 is shorted externally.)
0V
0V
0V
0V
SOFT-START/SOFT-STOP FROM EN1
LOAD-TRANSIENT RESPONSE
OUT-OF-PHASE OPERATION
CONVERTER 1
(FSEL_1 = V
100μs/div
200ns/div
1ms/div
L
)
f
SW
= 1.85MHz
MAX5099 toc11
MAX5099 toc13
MAX5099 toc15
EN1
5V/div
0V
V
5V/div
0V
P
5V/div
0V
V
AC-COUPLED
200mV/div
I
1A/div
0A
SOURCE1
10V/div
SOURCE2
10V/div
DL1
10V/div
DL2
10V/div
OUT1
OUT1
GOOD1
OUT1
= 5V/2A
= 5.0V
7