MAX15017BATX+ Maxim Integrated Products, MAX15017BATX+ Datasheet - Page 6

• Manufacturer Part Number: MAX15017BATX+
• Description: IC DC/DC CONV 1A 36-TQFN-EP
• Manufacturer: Maxim Integrated Products
• Type: Step-Down (Buck)r

Specifications of MAX15017BATX+

• 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: 7.5 ~ 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

ELECTRICAL CHARACTERISTICS (continued)
(V
1µF, C
Typical values are at T
1A, 4.5V to 40V Input Buck Converters with
50mA Auxiliary LDO Regulators
6
Note 1: Limits at -40°C are guaranteed by design and not production tested.
Note 2: Maximum output current is limited by package power dissipation.
Note 3: This is the minimum voltage needed at SET_LDO for the system to recognize that the user wants an adjustable LDO_OUT.
RESET OUTPUT
RESET Threshold
RESET Output Low Voltage
RESET Output High Leakage
Current
RESET Output Minimum Timeout
Period
ENABLE to RESET Minimum
Timeout Period
Delay Comparator Threshold
(Rising)
Delay Comparator Threshold
Hysteresis
CT Charge Current
CT Discharge Current
THERMAL SHUTDOWN
Thermal Shutdown Temperature
Thermal Shutdown Hysteresis
IN_SW
_______________________________________________________________________________________
IN_SW
= V
PARAMETER
IN_LDO
= 0.1µF, C
= V
A
DRAIN
IN_LDO
= +25°C.) (Note 1)
= 14V, V
= 0.1µF, C
EN_SYS
SYMBOL
I
V
V
V
CT-CHQ
I
CT-DIS
HYST
RESET
CT-TH
CTTH-
V
I
RH
RL
LDO_OUT
= V
EN_SW
RESET goes high after rising V
crosses this threshold
(V
V
V
When LDO_OUT reaches RESET threshold,
CT = unconnected
When EN_SYS goes high, C
10µF, I
CT = unconnected
V
Temperature rising
CT
RESET
RESET
LDO_OUT
= 10µF, C
= 0V
= 2.4V, V
LDO_OUT
= 3.3V (For MAX15_ _ _B),
= 5V (For MAX15_ _ _A)
– V
DRAIN
RESET
REG
CONDITIONS
= 50mA, V
= 0.22µF, T
= V
) / I
DVREG
RESET
LDO_OUT
LDO_OUT
, V
= 4kΩ
LDO_OUT
A
SYNC
= T
= 3.3V,
J
=
= V
= -40°C to +125°C, unless otherwise noted.
SET_LDO
1.220
MIN
1.5
90
= V
SGND
1.241
+160
TYP
92.5
650
100
50
18
20
2
= V
PGND
1.265
MAX
0.4
95
1
3
= 0V, C
%V
UNITS
mV
mA
REG
µA
µA
°C
°C
µs
µs
V
V
OUT
=