MAX16903 Maxim Integrated Products, MAX16903 Datasheet - Page 4

• Manufacturer Part Number: MAX16903
• Description: 1A Mini-Buck Converter
• Manufacturer: Maxim Integrated Products

DataSheet.in
2.1MHz, High-Voltage, 1A Mini-Buck Converter
ELECTRICAL CHARACTERISTICS (continued)
(V
Note 2: When the typical minimum on-time of 80ns is violated, the device skips pulses.
Note 3: Not production tested. Guaranteed by design.
4
High-Side DMOS RDS
Low-Side DMOS RDS
DMOS Peak Current-Limit
Threshold
Soft-Start Ramp Time
LX Rise Time
Minimum On-Time
PWM Switching Frequency
SYNC Input Frequency Range
Spread-Spectrum Range
PGOOD
PGOOD Threshold
PGOOD Debounce
PGOOD HIGH Leakage Current
PGOOD Output Low Level
LOGIC LEVELS
EN Level
EN Input Current
SYNC Switching Threshold
SYNC Internal Pulldown
THERMAL PROTECTION
Thermal Shutdown
Thermal Shutdown Hysteresis
SUP
_______________________________________________________________________________________
= +14V, T
PARAMETER
A
= T
J
ON
ON
= -40°C to +125°C, unless otherwise noted. Typical values are at T
T
I
V
SYMBOL
V
V
R
V
LEAK,PGD
V
SHDN,HYS
t
R
R
OUT,PGD
THR,PGD
THF,PGD
PD,SYNC
T
RISE,LX
V
IH,SYNC
f
V
IL,SYNC
I
ON,HS
I
SYNC
t
IN,EN
ON,LS
SHDN
MAX
t
f
IH,EN
t
DEB
IL,EN
SS
ON
SW
SS
V
Internally generated
Spread-spectrum option only
V
V
T
Sinking 1mA
V
BIAS
OUT
OUT
A
EN
= +25°C
= V
rising
falling
= 5V
SUP
= +42V, T
CONDITIONS
A
= +25°C
A
= +25°C, unless otherwise noted.)
1.275
1.925
MIN
1.8
2.4
1.4
88
7
TYP
400
250
200
175
1.5
2.1
+6
80
93
91
10
15
8
5
1.725
2.275
MAX
800
450
2.6
0.4
0.6
0.4
94
9
1
1
UNITS
MHz
MHz
mΩ
mΩ
ms
µA
µA
kΩ
ns
ns
µs
°C
°C
%
%
A
V
V
V