MAX1830EEE+T Maxim Integrated Products, MAX1830EEE+T Datasheet - Page 5

• Manufacturer Part Number: MAX1830EEE+T
• Description: IC REG STEP DOWN 3A 16-QSOP
• Manufacturer: Maxim Integrated Products
• Type: Step-Down (Buck)r

Specifications of MAX1830EEE+T

• Internal Switch(s): Yes
• Synchronous Rectifier: Yes
• Number Of Outputs: 1
• Voltage - Output: 1.5V, 1.8V, 2.5V, Adj
• Current - Output: 3A
• Frequency - Switching: 1MHz
• Voltage - Input: 3 ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 16-QSOP
• Power - Output: 1.12W
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

(Circuit of Figure 1, T
3A, 1MHz, Low-Voltage, Step-Down Regulators with
-0.05
-0.10
-0.15
-0.20
-0.25
0.10
0.05
0
0.001
Synchronous Rectification and Internal Switches
V
V
L = 1.5µH
IN
OUT
NORMALIZED OUTPUT ERROR
= 5.0V
= 1.5V
0.01
vs. OUTPUT CURRENT
OUTPUT CURRENT (A)
0
V
R
IN
TOFF
V
V
L = 1.5µH
_______________________________________________________________________________________
A
= 3.3V, V
IN
OUT
0.1
= +25°C, unless otherwise noted.)
LOAD-TRANSIENT RESPONSE
= 82kΩ, L = 1.5µH, I
= 3.3V
= 1.5V
OUT
= 1.5V,
1
10µs/div
OUT
10
= 0.1A TO 3A
MAX1830 toc07
1200
1000
800
600
400
200
Typical Operating Characteristics (continued)
0
0
I
2A/div
V
50mV/div
AC-COUPLE
V
V
OUT
OUT
IN
OUT
0.5
= 5.0V,
SWITCHING FREQUENCY
= 1.5V, L = 1.5µH
vs. OUTPUT CURRENT
OUTPUT CURRENT (A)
1.0
V
V
IN
OUT
= 3.3V,
= 1.5V, L = 1.5µH
1.5
2.0
V
R
2.5
OUT
TOFF
= 1.8V, I
= 75kΩ, L = 1.5µH
LINE-TRANSIENT RESPONSE
3.0
OUT
= 1A,
V
R
20µs/div
IN
OUT
= 3.3V, V
= 0.5Ω, R
STARTUP AND SHUTDOWN
OUT
TOFF
= 1.5V,
400µs/div
MAX1830 toc08
= 82kΩ, L = 1.5µH
V
2V/div
V
50mV/div
AC-COUPLED
IN
OUT
MAX1830 toc06
I
1A/div
V
5V/div
V
1V/div
IN
SHDN
OUT
5