MAX16974EVKIT+ Maxim Integrated Products, MAX16974EVKIT+ Datasheet - Page 3

• Manufacturer Part Number: MAX16974EVKIT+
• Description: Power Management Modules & Development Tools MAX16974 EVAL KIT MAX16974 EVAL KIT
• Manufacturer: Maxim Integrated Products

Specifications of MAX16974EVKIT+

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

ELECTRICAL CHARACTERISTICS (continued)
(V
12.1kI, T
Power-Switch On-Resistance
LX Leakage Current
TRANSCONDUCTANCE AMPLIFIER (COMP)
FB Input Current
FB Regulation Voltage
FB Line Regulation
Transconductance (from FB to
COMP)
Minimum On-Time
Cold-Crank Event Duty Cycle
OSCILLATOR FREQUENCY
EXTERNAL CLOCK INPUT (FSYNC)
External Input Clock Acquisition
Time
External Input Clock High
Threshold
External Input Clock Low Threshold V
FSYNC Pulldown Resistance
Soft-Start Time
ENABLE INPUT (EN)
Enable-On Threshold Voltage Low
Enable-On Threshold Voltage High
Enable Threshold Voltage
Hysteresis
Enable Input Current
RESET
RESETI Threshold Voltage
CRES Threshold Voltage
CRES Threshold Hysteresis
RESETI Input Current
Oscillator Frequency
Reset Internal Switching Level
SUP
= V
Down Converter with Low Operating Current
A
SUPSW
PARAMETER
= T
High-Voltage, 2.2MHz, 2A Automotive Step-
J
= -40NC to +125NC, unless otherwise noted. Typical values are at T
= 14V, L1 = 4.7FH, V
_______________________________________________________________________________________
V
V
V
V
V
TH_FALLING
SYMBOL
V
RESETI_LO
I
FSYNC_LO
CRES_HYS
V
TH_RISING
FSYNC_HI
t
V
LX,LEAK
DV
t
I
V
CRES_HI
I
MIN,ON
g
DC
FSYNC
FSYNC
EN,HYS
RESET
EN_LO
EN
R
EN_HI
V
m,EA
I
I
t
EN
FB
SS
ON
LINE
FB
CC
= 14V, C
R
I
V
V
V
V
V
V
V
FB connected to an external resistive divider,
T
FB connected to an external resistive divider,
-40°C < T
6V < V
V
R
R
V
V
f
f
LX
SW
SW
SUP
SUP
A
FB
FB
RESETI
CRES
RESETI
ON
FB
FSYNC
FSYNC
FOSC
FOSC
IN
= +25°C
= 500mA
= 220kHz
= 2.2MHz
rising, V
falling, V
= 1V, V
measured between SUPSW and LX,
= 10FF, C
= 28V, V
= 28V, V
SUP
rising
= 120kI
= 12.1kI
rising
falling
falling
= 0V
A
< 28V
< +125°C
BIAS
RESETI
RESETI
LX
LX
CONDITIONS
OUT
= 5V
= 0V, T
= 0V, T
= 0V
= 0V
= 22FF, C
A
A
= +25°C
= +125°C
BIAS
A
= 1FF, C
= +25NC.)
BST
0.985
0.99
2.00
0.88
0.83
1.13
MIN
190
1.5
2.2
1.1
= 0.1FF, C
1000
TYP
0.04
0.02
2.20
0.93
0.35
0.90
0.85
1.25
0.04
0.02
185
120
260
510
1.0
1.0
9.3
0.5
1.2
20
92
4
CRES
1.015
MAX
1.01
2.48
0.92
0.87
1.27
1.45
400
310
= 1nF, R
0.5
0.7
1
UNITS
Cycles
FOSC
MHz
%/V
kHz
mI
FA
nA
kI
ms
FA
FA
FS
ns
%
V
V
V
V
V
V
V
V
V
V
3
=