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UM1693 Datasheet(PDF) 89 Page - STMicroelectronics

Part # UM1693
Description  M0-7 standard high-side drivers hardware design guide
PDF  196 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

UM1693 Datasheet(HTML) 89 Page - STMicroelectronics

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UM1693
Load compatibility
195
The measured values confirm that the turn-on and turn-off losses are ~3x higher in
comparison with equivalent resistive load.
Measurement example 4 – High inductance with external freewheeling (PWM
operation)
Conditions:
•
VBAT:16 V
•
Temperature:
23 °C
•
Load:
1 mH at 2
Ω
•
External freewheeling diode: STPS2H100
•
Device:
VN7004AH-E
•
PWM:
80 % at 500 Hz
Figure 67. High inductance (TDEMAG > TPWM_OFF) – measurement example 4
Measured losses (1 mH at 2
Ω): W
ON ~ 0.44 mJ, WOFF ~ 1.69 mJ



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