a8438eej-t Allegro MicroSystems, Inc., a8438eej-t Datasheet - Page 10

• Manufacturer Part Number: a8438eej-t
• Description: A8438 Photoflash Capacitor Charger With Igbt Driver
• Manufacturer: Allegro MicroSystems, Inc.

A8438
Performance Characteristics, continued
Tests performed using application circuit shown in figure 4 (unless otherwise noted)
Conditions
Conditions
Symbol
Symbol
C2
C3
C2
C3
t
t
Parameter Units/Division
Parameter
Parameter Units/Division
Parameter
V
V
V
V
TRIGGER
C
TRIGGER
C
IGBTDRV
IGBTDRV
R
R
time
time
LOAD
LOAD
t
t
gate
gate
Dr
t
Df
t
r
f
Rising Signal
Falling Signal
22.881 ns
63.125 ns
27.427 ns
65.529 ns
6800 pF
6800 pF
Value
Value
50 ns
50 ns
12 Ω
12 Ω
1 V
1 V
1 V
1 V
Photoflash Capacitor Charger with IGBT Driver
C2
C3
C2
C3
IGBT Drive Performance
t
r
t
t
t
f
115 Northeast Cutoff, Box 15036
Allegro MicroSystems, Inc.
Worcester, Massachusetts 01615-0036 [phone]
www.allegromicro.com
V
V
V
V
IGBTDRV
TRIGGER
IGBTDRV
TRIGGER
10