L6204 STMicroelectronics, L6204 Datasheet - Page 9

• Manufacturer Part Number: L6204
• Description: Motor / Motion / Ignition Controllers & Drivers Dual Full Bridge
• Manufacturer: STMicroelectronics
• Type: Driverr

Specifications of L6204

• Operating Temperature Classification: Automotive
• Package Type: PowerPDIP
• Operating Supply Voltage (min): 12V
• Operating Supply Voltage (typ): 42V
• Operating Supply Voltage (max): 48V
• Operating Supply Voltage: 12 V to 48 V
• Supply Current: 0.01 A
• Mounting Style: Through Hole
• Package / Case: PDIP-20
• Lead Free Status / RoHS Status: Not Compliant

FALL TIME T
For this example it is assumed that the energy dissipated in this part of the cycle takes the same form as
that shown for the rise time :
QUIESCENT ENERGY
The last contribution to the energy dissipation is due to the quiescent supply current and is given by :
TOTAL ENERGY PER CYCLE
The Total Power Dissipation PDIS is simply :
T
T
T
T
T = Period
r
ON
f
d
= Fall Time
= Rise time
= Dead time
E
= ON time
TOT
= (E
f
OFF/ON
+ E
ON
+ E
COM
+ E
E
E
QUIESCENT
ON/OFF
ON/OFF
T = T
) bridge 1 + (E
= [R
P
+ E
DIS
r
+ T
= I
QUIESCENT
DS(ON)
= E
QUIESCENT
ON
TOT
+ T
· I
/T
f
L
+ T
OFF/ON
· T
· V
f
d
] · 2/3
S
· T
+ E
ON
+ E
COM
+ E
ON/OFF
)bridge 2 +
L6204
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