MAX5081ATE+T Maxim Integrated Products, MAX5081ATE+T Datasheet - Page 4

• Manufacturer Part Number: MAX5081ATE+T
• Description: IC DC-DC CONV 1A 16-TQFN
• Manufacturer: Maxim Integrated Products
• Type: Step-Down (Buck)r

Specifications of MAX5081ATE+T

• 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: 7.5 ~ 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

ELECTRICAL CHARACTERISTICS (continued)
(V
are at T
1A, 40V, MAXPower Step-Down
DC-DC Converters
Note 1: 100% production tested at T
(V
4
THERMAL SHUTDOWN
Thermal Shutdown Temperature
Thermal Shutdown Hysteresis
IN
IN
250
225
200
175
150
125
100
1.0
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
_______________________________________________________________________________________
= V
75
50
25
= 12V, see Figure 5 (MAX5080) and Figure 6 (MAX5081), T
0
0
-40
UNDERVOLTAGE LOCKOUT HYSTERESIS
A
0
ON/OFF
= + 25°C.) (Note 1)
T
V
A
ON/OFF
SHUTDOWN SUPPLY CURRENT
vs. INPUT VOLTAGE (MAX5080)
PARAMETER
= +135°C
vs. TEMPERATURE (MAX5080)
-15
5
T
A
10
= 0V
= 12V, V
= +25°C
10
TEMPERATURE (°C)
INPUT VOLTAGE (V)
15
35
T
A
20
= +85°C
T
REG
A
60
= -40°C
25
= V
85
30
DVREG
110
35
A
SYMBOL
= +25°C and T
, V
135
40
SYNC
= PGND = SGND, T
300
275
250
225
200
175
150
125
100
1.0
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
Temperature rising
75
50
25
0
0
-40
UNDERVOLTAGE LOCKOUT HYSTERESIS
0
A
T
V
A
= T
ON/OFF
SHUTDOWN SUPPLY CURRENT
vs. INPUT VOLTAGE (MAX5081)
= +25°C
vs. TEMPERATURE (MAX5081)
-15
5
J
10
= +125°C. Limits at -40°C are guaranteed by design.
= 0V
10
TEMPERATURE (°C)
INPUT VOLTAGE (V)
A
T
T
A
15
CONDITIONS
A
= +25°C, unless otherwise noted.)
= +85°C
35
= -40°C
A
20
T
= T
A
Typical Operating Characteristics
60
= +135°C
25
J
= -40°C to +125°C, unless otherwise noted. Typical values
85
30
110
35
135
40
0.20
0.15
0.10
0.05
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0
0
-40
MIN
0
ON/OFF THRESHOLD HYSTERESIS
vs. INPUT VOLTAGE (MAX5080)
-15
5
NO-LOAD SUPPLY CURRENT
T
A
= +25°C
10
+160
vs. TEMPERATURE
10
T
TYP
TEMPERATURE (°C )
A
20
INPUT VOLTAGE (V)
= +85°C
15
35
20
T
A
MAX
60
= -40°C
25
T
A
= +135°C
85
30
110
UNITS
35
°C
°C
135
40