MAX5988BEVKIT# Maxim Integrated, MAX5988BEVKIT# Datasheet - Page 6

• Manufacturer Part Number: MAX5988BEVKIT#
• Description: Power Management IC Development Tools MAX5988B Eval Kit
• Manufacturer: Maxim Integrated

Specifications of MAX5988BEVKIT#

• Rohs: yes

ELECTRICAL CHARACTERISTICS (continued)
(V
C1 = 68nF, C2 = 10µF, C3 = 1µF (see
enced to GND, unless otherwise noted. T
Maxim Integrated
IEEE 802.3af-Compliant, High-Efficiency, Class 1/Class 2,
INTERNAL COMPENSATION NETWORK
Compensation Network Zero-
Resistance
Compensation Network Zero-
Capacitance
CURRENT LIMIT
Peak Current-Limit Threshold
Runaway Current-Limit
Threshold
Valley Current-Limit Threshold
ZX Threshold
TIMINGS
Switching Frequency
Frequency Foldback
Consecutive ZX Events for
Entering Foldback
Consecutive ZX Events for
Exiting Foldback
V OUT Undervoltage Trip Level to
Cause HICCUP
HICCUP Timeout
Minimum On-Time
LX Dead Time
RESET
V FB Threshold for RESET
Assertion
V FB Threshold for RESET
Deassertion
DD
= 48V, R
Powered Devices with Integrated DC-DC Converter
PARAMETER
SIG
= 24.9kω, LED, V
CC
I RUNAWAY-LIMIT
I VALLEY-LIMIT
, SL, ULP, WK, RESET, LDO_OUT unconnected, WAD = LDO_EN = LDO_IN = PGND = GND,
Figure
I PEAK-LIMIT
V OUT-HICF
f SW-FOLD
A
SYMBOL
V FB-OKR
V FB-OKF
t ON-MIN
R ZERO
C ZERO
= T
f SW
I ZX
3), V
J
= -40°C to +85°C, unless otherwise noted. Typical values are at T
FB
= V
AUX
MAX5988A
MAX5988B
MAX5988A
MAX5988B
MAX5988A
MAX5988B
After soft-start completed (Note 8)
V FB falling (Note 8)
V FB rising (Note 8)
= 0V, LX unconnected, CLASS2 = 0V, MPS = 0V. All voltages are refer-
CONDITIONS
MAX5988A/MAX5988B
CLASS2 = GND
CLASS2 = VDRV
CLASS2 = GND
CLASS2 = VDRV
CLASS2 = GND
CLASS2 = VDRV
CLASS2 = GND
CLASS2 = VDRV
1.45
1.66
0.75
0.85
91.5
MIN
190
95
55
87
107.5
TYP
1.64
1.79
0.81
0.94
0.93
1.07
0.75
200
150
215
154
113
1.9
2.2
1.5
25
60
14
90
95
8
8
A
= +25°C.) (Note 3)
MAX
238
119
140
65
93
98
UNITS
Events
Events
kHz
kHz
mA
kω
ms
pF
ns
ns
%
%
%
A
A
A
6