MAX5080ATE+ Maxim Integrated Products, MAX5080ATE+ Datasheet - Page 5

• Manufacturer Part Number: MAX5080ATE+
• Description: IC DC-DC CONV 1A 16-TQFN
• Manufacturer: Maxim Integrated Products
• Type: Step-Down (Buck)r

Specifications of MAX5080ATE+

• Internal Switch(s): Yes
• Synchronous Rectifier: No
• Number Of Outputs: 1
• Voltage - Output: 1.23 ~ 32 V
• Current - Output: 1A
• Frequency - Switching: 250kHz
• Voltage - Input: 4.5 ~ 40 V
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: 16-TQFN Exposed Pad
• Power - Output: 2.67W
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

(V
IN
260
258
256
254
252
250
248
246
244
242
240
= 12V, see Figure 5 (MAX5080) and Figure 6 (MAX5081), T
-40
-15
OPERATING FREQUENCY
V
V
IN
vs. TEMPERATURE
IN
10
= 4.5V
TEMPERATURE (°C)
= 40V
100
-20
80
60
40
20
35
0
_______________________________________________________________________________________
OPEN-LOOP GAIN/PHASE vs. FREQUENCY
0
I
LOAD
60
PHASE
0.001
= 1A
TURN-ON/OFF WAVEFORM
85
0.01
FREQUENCY (kHz)
110
0.1
2ms/div
135
1
GAIN
10
1A, 40V, MAXPower Step-Down
100
100
Typical Operating Characteristics (continued)
98
96
94
92
90
88
86
84
82
80
MAX5080 toc10
MAX5080 toc12
1000
0
10,000
vs. INPUT VOLTAGE (MAX5080)
5
175
150
125
100
75
50
V
2V/div
V
2V/div
MAXIMUM DUTY CYCLE
ON/OFF
OUT
10
INPUT VOLTAGE (V)
A
15
= +25°C, unless otherwise noted.)
20
25
2.5
2.4
2.3
2.2
2.1
2.0
1.9
1.8
1.7
1.6
1.5
0
30
MAX5080
I
LOAD
5
35
TURN-ON/OFF WAVEFORM
= 100mA
OUTPUT CURRENT LIMIT
T
DC-DC Converters
A
10
vs. INPUT VOLTAGE
T
= +85°C
40
A
INPUT VOLTAGE (V)
= -40°C
15
2ms/div
20
T
A
100
= +135°C
98
96
94
92
90
88
86
84
82
80
T
25
A
= +25°C
0
30
vs. INPUT VOLTAGE (MAX5081)
5
MAX5080 toc13
MAXIMUM DUTY CYCLE
35
10
INPUT VOLTAGE (V)
40
15
V
2V/div
V
2V/div
ON/OFF
OUT
20
25
30
35
40
5