MAX1626ESA Maxim Integrated Products, MAX1626ESA Datasheet - Page 5

• Manufacturer Part Number: MAX1626ESA
• Description: IC DC/DC CTRLR STEP-DWN HE 8SOIC
• Manufacturer: Maxim Integrated Products
• Type: Step-Down (Buck)r

Specifications of MAX1626ESA

• Internal Switch(s): No
• Synchronous Rectifier: No
• Number Of Outputs: 1
• Voltage - Output: 3.3V, 5V
• Current - Output: 3A
• Frequency - Switching: Up to 300kHz
• Voltage - Input: 3 ~ 16.5 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 8-SOIC (3.9mm Width)
• Power - Output: 471mW
• Output Voltage: 3.3 V, 5 V
• Output Current: 3 A
• Input Voltage: 3 V to 16.5 V
• Mounting Style: SMD/SMT
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 40 C
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Other names: Q1146982E

(Circuit of Figure 1, T
____________________________Typical Operating Characteristics (continued)
A
B
V+ = 8V, V
A: OUT, 50mV/div, 3.3V DC OFFSET
B: LOAD CURRENT, 1A/div
High-Efficiency, Step-Down DC-DC Controllers
MAX1626 LOAD-TRANSIENT RESPONSE
OUT
1.310
1.305
1.300
1.295
1.290
1.285
1.280
= 3.3V, LOAD = 30mA to 2A
-60 -40 -20 0 20 40 60 80 100 120 140
100 s/div
5V/3.3V or Adjustable, 100% Duty-Cycle,
_______________________________________________________________________________________
A
I
REF
= +25°C, unless otherwise noted.)
REFERENCE OUTPUT VOLTAGE
I
REF
= 50 A
= 0 A
vs. TEMPERATURE
TEMPERATURE (°C)
I
REF
I
REF
= 10 A
= 100 A
A
B
V
A: OUT, 100mV/div, 5V DC OFFSET
B: V+ 6V to 12V, 2V/div
OUT
MAX1626 LINE-TRANSIENT RESPONSE
= 5V, LOAD = 1A, C
5ms/div
IN
= 33 F
A
B
C
V+ = 8V, V
A: OUT, 2V/div
B: SUPPLY CURRENT, 1A/div
C: SHDN, 5V/div
MAX1626 SHUTDOWN RESPONSE TIME
AND SUPPLY CURRENT
OUT
= 5V, LOAD = 1A
500 s/div
A
B
V
A: OUT, 100mV/div, 3.3V DC OFFSET
B: V+ 3.3V to 15V, 5V/div
OUT
= 3.3V, LOAD = 1A, C
LINE-TRANSIENT RESPONSE
FROM 100% DUTY CYCLE
5ms/div
IN
= 47 F
5