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NCV8871BSTGEVB
Table 1. EVALUATION BOARD TERMINAL DESCRIPTIONS
Terminal
VIN
GND
VOUT
EN/SYNC
Function
Positive dc input voltage.
Common dc return.
Dc output voltage.
Dc enable voltage and external clock synchronization. A dc logic low disables the device.
Table 2. ABSOLUTE MAXIMUM RATING S (Voltages are with respect to GND)
Rating
Dc Supply Voltage (VIN)
Dc Supply Voltage (EN/SYNC)
Ambient Temperature
Value
-0.3 to 40
-0.3 to 6
-40 to 85
Unit
V
V
° C
Stresses exceeding Maximum Ratings may damage the device. Maximum Ratings are stress ratings only. Functional operation above the
Recommended Operating Conditions is not implied. Extended exposure to stresses above the Recommended Operating Conditions may affect
device reliability.
Table 3. ELECTRICAL CHARACTERISTICS
(TA = 25 ° C, 4.5 ≤ VIN ≤ 18 V, IOUT ≤ 2 A, unless otherwise specified)
Characteristic
Conditions
Typical Value
Unit
OUTPUT VOLTAGE
Output Voltage
18.00
V
Voltage Accuracy
Soft-start Time
? 40 ≤ TA ≤ 85
4
7.4
%
ms
SWITCHING REGULATOR
Switching Frequency
SYNC Frequency
Duty Cycle Range
Current Limit
Cycle-by-cycle current limit
General
170
170 to 340
2 to 88
50
kHz
kHz
%
A
Input Undervoltage Lockout (UVLO)
Efficiency
Thermal Shutdown
V IN increasing
V IN = 13.2 V, I OUT = 5 A
3.8
5
170
V
%
° C
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