A8439EEJTR-T Allegro Microsystems Inc, A8439EEJTR-T Datasheet - Page 6

• Manufacturer Part Number: A8439EEJTR-T
• Description: IC CHARGER PHOTO FLASH 10MLP
• Manufacturer: Allegro Microsystems Inc

Specifications of A8439EEJTR-T

• Applications: Photoflash Capacitor Charger
• Current - Supply: 1.5mA
• Voltage - Supply: 3 V ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 10-WFDFN Exposed Pad
• Input Voltage: 5.5V
• No. Of Outputs: 1
• Supply Voltage Range: 3V To 5.5V
• No. Of Pins: 10
• Operating Temperature Range: -40°C To +85°C
• Termination Type: SMD
• Filter Terminals: SMD
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 620-1203-2; A8439EEJTR-T

A8439
Charging Waveforms
Conditions
Conditions
Conditions
Symbol
Symbol
Symbol
C1
C4
C1
C4
C1
C4
with I
t
t
t
SWLIM
Photoflash Capacitor Charger with IGBT Driver and Refresh
Parameter Units/Division
Parameter
Parameter Units/Division
Parameter
Parameter Units/Division
Parameter
I
I
I
BATT(Avg)
BATT(Avg)
BATT(Avg)
V
V
V
V
V
V
V
C
V
C
V
C
time
time
time
BATT
BATT
BATT
BIAS
BIAS
BIAS
OUT
OUT
OUT
OUT
OUT
OUT
set to 1.4A (Single rising edge on CHARGE pin), unless otherwise noted
Tests performed using application circuit shown in figure 8
200 mA
200 mA
200 mA
Performance Characteristics
100 μF
100 μF
100 μF
Value
Value
Value
2.5 V
3.3 V
3.6 V
3.3 V
4.2 V
3.3 V
50 V
50 V
50 V
1 s
1 s
1 s
C4
C1
C4
C1
C4
C1
t
t
t
115 Northeast Cutoff, Box 15036
Allegro MicroSystems, Inc.
Worcester, Massachusetts 01615-0036 [phone]
www.allegromicro.com
V
I
V
I
V
I
BATT
BATT
BATT
OUT
OUT
OUT
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