MAX15016AATX+ Maxim Integrated Products, MAX15016AATX+ Datasheet - Page 9

• Manufacturer Part Number: MAX15016AATX+
• Description: IC DC/DC CONV 1A 36-TQFN-EP
• Manufacturer: Maxim Integrated Products
• Type: Step-Down (Buck)r

Specifications of MAX15016AATX+

• Internal Switch(s): Yes
• Synchronous Rectifier: Yes
• Number Of Outputs: 2
• Voltage - Output: 1.26 ~ 32 V
• Current - Output: 1A
• Frequency - Switching: 135kHz ~ 500kHz
• Voltage - Input: 4.5 ~ 40 V
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: 36-TQFN Exposed Pad
• Power - Output: 2.1W
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

(V
1µF, C
IN_SW
70
60
50
40
30
20
10
0
IN_SW
-50
= V
1A, 4.5V to 40V Input Buck Converters with
-25
IN_LDO
= 0.1µF, C
LDO QUIESCENT CURRENT
0V
0V
vs. TEMPERATURE
0V
0
TEMPERATURE (°C)
LX VOLTAGE AND INDUCTOR CURRENT
= V
LX VOLTAGE AND INDUCTOR CURRENT
MAX150_ _
_______________________________________________________________________________________
25
DRAIN
IN_LDO
I
LOAD
NO LOAD
50
=14V, V
= 100µA
= 0.1µF, C
75
MAX15015B
2µs/div
2µs/div
100
EN_SYS
125
LDO_OUT
I
LOAD
I
LOAD
= V
MAX15014 toc19
MAX15014 toc21
50mA Auxiliary LDO Regulators
= 40mA
= 1A
EN_SW
Typical Operating Characteristics (continued)
5.10
5.05
5.00
4.95
4.90
4.85
= 10µF, C
-40
V
5V/div
INDUCTOR CURRENT
200mA/div
V
5V/div
INDUCTOR CURRENT
500mA/div
LX
LX
= 2.4V, V
-15
DRAIN
vs. TEMPERATURE
I
10
OUTPUT VOLTAGE
LOAD
TEMPERATURE (°C)
REG
= 0.22µF, see Figures 6 and 7, T
= 50mA
35
= V
I
LOAD
I
60
LOAD
DVREG
= 10mA
= 1mA
85
400
350
300
250
200
150
100
MAX15015A
50
0V
, V
0
300
110
LX VOLTAGE AND INDUCTOR CURRENT
SYNC
400
135
MINIMUM LX PULSE WIDTH
= V
500
vs. LOAD CURRENT
SET_LDO
LOAD CURRENT (mA)
3.31
3.30
3.29
3.28
3.27
3.26
3.25
3.24
3.23
600
2µs/div
-40
A
700
= +25°C, unless otherwise noted.)
= V
I
LOAD
-15
SGND
I
800
LOAD
= 1mA
V
OUT
vs. TEMPERATURE
10
MAX15014 toc20
OUTPUT VOLTAGE
= 160mA
TEMPERATURE (°C)
= 3.3V
900 1000
= V
I
35
I
LOAD
LOAD
PGND
V
5V/div
INDUCTOR CURRENT
100mA/div
= 50mA
= 10mA
60
LX
= 0V, C
85
MAX15015B
110
REG
135
=
9