MAX5988BEVKIT# Maxim Integrated, MAX5988BEVKIT# Datasheet - Page 7

• 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
Note 3: All devices are 100% production tested at T
Note 4: The input offset current is illustrated in
Note 5: Effective differential input resistance is defined as the differential resistance between V
Note 6: A 20V glitch on input voltage, which takes V
Note 7: The WAD detection rising and falling thresholds control the isolation power MOS transistor. To turn the DC-DC on in WAD
Note 8 Referred to feedback regulation voltage.
Note 9: Referred to LDO feedback regulation voltage.
Figure 1. MAX5988A–MAX5988D Internal TVS Test Setup
Maxim Integrated
IEEE 802.3af-Compliant, High-Efficiency, Class 1/Class 2,
V LDO_FB Threshold for RESET
Assertion
V LDO_FB Threshold for RESET
Deassertion
RESET Deassertion Delay
DD
100V
= 48V, R
Powered Devices with Integrated DC-DC Converter
exit power-on mode.
mode, the WAD must be detected and the V
PARAMETER
SIG
1ms/10ms /100ms
= 24.9kω, LED, V
R
TEST
CC
, SL, ULP, WK, RESET, LDO_OUT unconnected, WAD = LDO_EN = LDO_IN = PGND = GND,
Figure
V LDO_FB-OKF
A
SYMBOL
= T
EVALUATION
3), V
MAX5988A
J
BOARD
= -40°C to +85°C, unless otherwise noted. Typical values are at T
Figure
FB
A
DD
= V
DD
= +25°C. Limits over temperature are guaranteed by design.
2.
AUX
below V
V LDO_FB falling, LDO_FB = V DRV
(Note 9)
V FB rising
must be within the V
= 0V, LX unconnected, CLASS2 = 0V, MPS = 0V. All voltages are refer-
ON
CONDITIONS
shorter than or equal to t
Figure 2. Effective Differential Resistance and Offset Current
I
OFFSET
MAX5988A/MAX5988B
I
INi + 1
DD
I
INi
I
IN
voltage range.
I
OFFSET
dR
i
=
= I
(V
(I
INi
INi + 1
INi + 1
OFF_DLY
-
V
dR
INi
DD
i
- V
- I
MIN
INi
INi
V
)
and GND, see
INi
)
=
(I
does not cause the device to
INi + 1
1V
1V
TYP
- I
4.8
90
95
dR
INi
V
i
INi + 1
)
A
= +25°C.) (Note 3)
Figure
MAX
2.
UNITS
V
IN
ms
%
%
7