A8735EEETR-T Allegro Microsystems Inc, A8735EEETR-T Datasheet - Page 6

• Manufacturer Part Number: A8735EEETR-T
• Description: IC PHOTOFLASH CAP CHARGER 8DFN
• Manufacturer: Allegro Microsystems Inc

Specifications of A8735EEETR-T

• Applications: Photoflash Capacitor Charger, Xenon
• Current - Supply: 50µA
• Voltage - Supply: 1.5 V ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 8-UFDFN
• Ic Function: Capacitor Charger Controller
• Supply Voltage Range: 2.3V To 5.5V
• Operating Temperature Range: -40°C To +85°C
• Digital Ic Case Style: DFN
• No. Of Pins: 8
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 620-1339-2

A8735
Conditions
Conditions
Symbol
Symbol
C1
C2
C3
C1
C2
C3
t
t
Parameter Units/Division
Parameter
Parameter Units/Division
Parameter
V
V
TRIGGER
C
TRIGGER
C
V
V
time
time
GATE
V
LOAD
GATE
V
LOAD
t
t
Dr
t
Dr
t
IN
IN
r
r
Rising Signal
Falling Signal
100 ns
320 ns
100 ns
402 ns
6.8 nF
6.8 nF
Value
23 ns
Value
58 ns
IGBT drive waveforms are measured at pin, with capacitive load of 6800 pF
1 V
1 V
1 V
1 V
1 V
1 V
C2,C3
C2,C3
C1
C1
Ultra Small Mobile Phone Xenon Photoflash
Characteristic Performance
V
IGBT Drive Performance
TRIGGER
V
V
GATE
IN
Capacitor Charger with IGBT Driver
t
r
t
t
t
f
115 Northeast Cutoff
1.508.853.5000; www.allegromicro.com
Allegro MicroSystems, Inc.
Worcester, Massachusetts 01615-0036 U.S.A.
V
TRIGGER
V
V
GATE
IN
6