Instruction Manual

MAX5042/MAX5043
Two-Switch Power ICs with Integrated
Power MOSFETs and Hot-Swap Controller
CURRENT-LIMIT THRESHOLD
vs. TEMPERATURE
MAX5042 toc18
TEMPERATURE (
°
C)
CURRENT-LIMIT THRESHOLD (mV)
1007550250-25
152
154
156
158
160
150
-50 125
CURRENT-LIMIT PROPAGATION DELAY
vs. TEMPERATURE
MAX5042 toc19
TEMPERATURE (
°
C)
CURRENT-LIMIT PROPAGATION DELAY (ns)
1007550250-25
110
120
130
140
150
160
170
100
-50 125
MEASURED FROM CSP RISING
TO XFRMRL RISING
CPWM PROPAGATION DELAY
vs. TEMPERATURE
MAX5042 toc20
TEMPERATURE (
°
C)
CPWM PROPAGATION DELAY (ns)
1007550250-25
100
120
140
160
180
80
-50 125
MEASURED FROM RAMP RISING
TO XFRMRL RISING
PPWM TO XFRMRL SKEW
vs. R
DRVDEL
MAX5042 toc21
R
DRVDEL
(k
Ω
)
PPWM TO POWER PULSE SKEW (ns)
706050403020
140
180
220
260
300
100
10 80
MEASURED FROM PPWM RISING
TO XFRMRL FALLING
CSA OFFSET vs. TEMPERATURE
MAX5042 toc22
TEMPERATURE (
°
C)
CSA OFFSET (mV)
1007550250-25
205
210
215
220
200
-50 125
FAULT INTEGRATION CURRENT
vs. TEMPERATURE
MAX5042 toc23
TEMPERATURE (
°
C)
FAULT INTEGRATION CURRENT (µA)
1007550250-25
76
77
78
79
80
75
-50 125
FAULT INTEGRATION SHUTDOWN VOLTAGE
vs. TEMPERATURE
MAX5042 toc24
TEMPERATURE (°C)
FAULT INTEGRATION SHUTDOWN VOLTAGE (V)
1007550250-25
2.5
2.6
2.7
2.8
2.4
-50 125
FAULT INTEGRATION RESTART VOLTAGE
vs. TEMPERATURE
MAX5042 toc25
TEMPERATURE (°C)
FAULT INTEGRATION RESTART VOLTAGE (V)
1007550250-25
1.85
1.90
1.95
2.00
1.80
-50 125
POWER FETs ON-RESISTANCE
vs. TEMPERATURE
MAX5042 toc26
TEMPERATURE (°C)
POWER FETs ON-RESISTANCE (Ω)
1007550250-25
60
80
100
120
140
40
-50 125
HIGH-SIDE FET
LOW-SIDE FET
Typical Operating Characteristics (continued)
(V
POSINPWM
= 20V, T
A
= +25°C, unless otherwise noted.)
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