MAX15046AAEE+T Maxim Integrated Products, MAX15046AAEE+T Datasheet - Page 4

• Manufacturer Part Number: MAX15046AAEE+T
• Description: DC/DC Switching Controllers 40V Synchronous Buck Controller
• Manufacturer: Maxim Integrated Products

Specifications of MAX15046AAEE+T

• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

Note 2: All devices are 100% tested at room temperature and guaranteed by design over the specified temperature range.
Note 3: Select R
40V, High-Performance Synchronous
Buck Controller
ELECTRICAL CHARACTERISTICS (continued)
(V
noted. Typical values are at T
4
DL Peak Current
DH, DL Break-Before-Make Time
(Dead Time)
SOFT-START
Soft-Start Duration
Reference Voltage Steps
CURRENT LIMIT/HICCUP
Cycle-by-Cycle Valley Current-
Limit Threshold Adjustment
Range
LIM Reference Current
LIM Reference Current
Temperature Coefficient
CSP Input Bias Current
Number of Consecutive Current-
Limit Events to Hiccup
Hiccup Timeout
Peak Low-Side Sink Current-Limit
Threshold
POWER-GOOD (PGOOD)
PGOOD Threshold
PGOOD Threshold Hysteresis
PGOOD Output Low Voltage
PGOOD Output Leakage Current
THERMAL SHUTDOWN
Thermal Shutdown Threshold
Thermal Shutdown Hysteresis
IN
______________________________________________________________________________________
= 24V, V
PARAMETER
EN
= 5V, V
RT
as:
R
GND
RT
=
= V
A
f
SW
= +25NC.) (Note 2)
PGND
+
17.3 10
(1 x 10 )(f
I
LEAK_PGOOD
V
= 0V, C
SYMBOL
×
PGOOD_L
-7
I
LIM
9
SW
IN
2
= 1FF, C
)
, where f
C
V
valley limit =
V
V
V
V
R
T
V
V
I
V
Temperature rising
PGOOD
A
CSP
LIM
LIM
CSP
CSP
ILIM
LOAD
FB
FB
PGOOD
= +25NC
/10
rising
falling
VCC
= 0.3V to 3V, T
- V
= 40V
- V
= 30kI, V
SW
= 10nF
PGND
PGND
= 2mA, V
= 40V, V
= 4.7FF, R
is in Hertz.
CONDITIONS
,
, sink limit = V
LIM
Sinking, V
= 5.25V
Sourcing, V
V
CC
EN
EN
V
V
= 1.5V,
A
RT
LIM
LIM
= 5.25V
= 0V
= 5V, V
= +25NC
= 49.9kI, T
= 0.3V
= 3V
DRV
DRV
LIM
FB
= V
/20,
= 1V
=
CC
A
= T
J
MIN
45
90
-1
-1
= -40NC to +125NC, unless otherwise
+150
2048
2300
4096
TYP
2.65
300
10
64
30
50
75
94
20
3
2
7
MAX
97.5
0.4
+1
+1
55
Switching
Switching
ppm/NC
UNITS
Cycles
Events
Cycles
Steps
%V
%V
mV
mV
FA
FA
FA
ns
NC
NC
A
V
FB
FB