"LINE REGULATION AND LOAD REGULATION VALUE IS CONSIDERED FOR MAX VOUT".
Analog IC - Other Type:
DC-DC REGULATED POWER SUPPLY MODULE
Approvals:
UL, CUL
Efficiency (Main Output):
95%
Input Voltage-Max:
75 V
Input Voltage-Min:
36 V
Input Voltage-Nom:
48 V
JESD-30 Code:
R-XDMA-P16
Length:
58.4 mm
Line Regulation-Max:
0.00528%
Load Regulation-Max:
0.30303%
Number of Functions:
1
Number of Outputs:
1
Number of Terminals:
16
Operating Temperature-Max:
85 °C
Operating Temperature-Min:
-40 °C
Output Current-Max:
42 A
Output Voltage-Max:
13.2 V
Output Voltage-Min:
8.004 V
Output Voltage-Nom:
12 V
Package Body Material:
UNSPECIFIED
Package Code:
DMA
Package Shape:
RECTANGULAR
Package Style:
MICROELECTRONIC ASSEMBLY
Protections:
INPUT UNDER VOLTAGE, OUTPUT OVER VOLTAGE, OVER CURRENT, THERMAL
Ripple Voltage (Main Out):
0.032 Vrms
Seated Height-Max:
12.9 mm
Surface Mount:
NO
Technology:
HYBRID
Terminal Form:
PIN/PEG
Terminal Position:
DUAL
Total Power Output-Max:
500 W
Trim/Adjustable Output:
YES
Warm-up Time:
0.075 s
Width:
36.8 mm
Q48SC12042NRDH Frequently Asked Questions (FAQs)
A 4-layer PCB with a solid ground plane and thermal vias is recommended for optimal thermal performance. The datasheet provides a recommended PCB layout, but it's essential to follow good thermal design practices to ensure the device operates within its specified temperature range.
To ensure reliability in high-temperature environments, it's crucial to follow the recommended derating curves, ensure good airflow, and use a suitable thermal interface material (TIM) between the device and the heat sink. Additionally, consider using a heat sink with a high thermal conductivity and a low thermal resistance.
Exceeding the maximum operating temperature can lead to reduced reliability, decreased efficiency, and potentially even device failure. It's essential to ensure the device operates within its specified temperature range to maintain its performance and longevity.
To troubleshoot issues with the output voltage, first, verify the input voltage and ensure it's within the specified range. Then, check the output voltage using an oscilloscope or a multimeter. If the output voltage is not within the specified range, check the feedback loop components, the output capacitor, and the voltage sense lines for any signs of damage or malfunction.
The Q48SC12042NRDH requires proper EMI filtering to meet the relevant electromagnetic compatibility (EMC) standards. A suitable EMI filter should be designed and implemented to attenuate the conducted emissions and ensure the device meets the required EMC standards.
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Q48SC12042NRDH Overview
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