FSBB15CH60C Fairchild Semiconductor, FSBB15CH60C Datasheet - Page 40

• Manufacturer Part Number: FSBB15CH60C
• Description: IC POWER MOD SPM 600V SPM27CC
• Manufacturer: Fairchild Semiconductor
• Series: SPM™r
• Type: IGBTr

Specifications of FSBB15CH60C

• Configuration: 3 Phase
• Current: 15A
• Voltage: 600V
• Voltage - Isolation: 2500Vrms
• Package / Case: SPM27CC
• Transistor Polarity: N Channel
• Dc Collector Current: 15A
• Collector Emitter Voltage Vces: 2V
• Power Dissipation Pd: 55W
• Collector Emitter Voltage V(br)ceo: 600V
• Operating Temperature Range: -40°C To
• Operating Temperature (max): 150C
• Operating Temperature (min): -40C
• Pin Count: 27
• Mounting: Through Hole
• Case Length: 44mm
• Case Height: 5.5mm
• Screening Level: Automotive
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

8.5 Charging and Discharging of the Bootstrap Capacitor during PWM-Inverter
the high-side IGBT is off, and the V
is on.
to equation (8.1).
2008-03-03
Operation
The bootstrap capacitor (C
Example 1: Selection of the Initial Charging Time
An example of the calculation of the minimum value of the initial charging time is given with reference
Conditions:
C
Duty Ratio of PWM( δ )= 0.5
D
V
Vf (Forward voltage drop across the bootstrap diode)= 0.5V
V
V
BS
BS
CC
BS (min)
LS
= 15V
(Voltage drop across the low-side IGBT or load)= 0.7V
= 22 μ F
= built in bootstrap diode including around 15 Ω resistance characteristics
(The minimum voltage of the bootstrap capacitor)= 13V
BS
Figure 8.2 V
S
) charges through the built in bootstrap diode from the V
voltage is pulled down to ground. It discharges when the high-side IGBT
F
-I
V4 Mini DIP SPM Application Note (2008-03-03)
F
curve of two bootstrap diode
40
FAIRCHILD SEMICONDUCTOR - Smart Power Module
CC
supply when