... PART NUMBER: VHB75 INPUT Input Voltage Range Under Voltage Lockout ON/OFF Control Input Filter OUTPUT Voltage Accuracy Transient Response: 25% Step Load Change External Trim Adj. Range Ripple & Noise 2.5V, 3.3V, 5V 20MHz BW 12V & 15V 24V Temperature Coefficient Short Circuit Protection Continuous ...
... PART NUMBER: VHB75 APPLICATION NOTES 1. OUTPUT DE-RATING The operating case temperature range of the VHB75 series is -40°C to +100°C. When operating the VHB75, proper derating or cooling is needed. Following is the derating curve of VHB75 without heat sink. FIGURE 1. OUTPUT DERATING (FORCED CONVECTION WITH NO HEAT SINK) ...
... R trim- nom ) R (KΩ) trim-down o, nom is the Where: R o,nom nominal output voltage. V Table 2. For example, to trim-up the output voltage of 5.0V is calculated module (VHB75-Q48-S5 4.6V, R trim-up = 6.25 (KΩ) Ω Ω 8.25 7.2 8.25 Table 2 13.304 14.76 16.923 phone 503.612.2300 fax phone 10KΩ ...
... Remote On/Off Control The VHB75 series allows the user to switch the module on and off electronically with the remote on/off feature. Logic control defaults to “positive” logic. The diagram shows the recommentded curcuits for positive logic. The “negative logic” option is also available ...