IS31BL3231-DLS2-TR ISSI, IS31BL3231-DLS2-TR Datasheet - Page 6

• Manufacturer Part Number: IS31BL3231-DLS2-TR
• Description: LED Lighting Drivers Camera Flsh LED Drvr
• Manufacturer: ISSI

Specifications of IS31BL3231-DLS2-TR

• Output Current: 750 mA
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Package / Case: DFN-10
• Factory Pack Quantity: 2500

IS31BL3231
TYPICAL PERFORMANCE CHARACTERISTICS
Integrated Silicon Solution, Inc. – www.issi.com
Rev. B, 11/28/2012
EN Pin
5V/Div
V
1V/Div
I
500mA/Div
FLASH Pin
5V/Div
V
1V/Div
V
0.2mA/Div
IN
I
1A/Div
OUT
OUT
OUT
FB
Figure 3 Supply Voltage vs. Output Current (Torch Mode)
250
200
150
100
50
0
3
Torch Mode
I
V
LED
V
Torch Mode to Flash Mode
Time (50µs/Div)
Time (200µs/Div)
OUT
V
Torch Mode
I
R
LED
CC
= 200mA
CC
FB
Figure 7 Torch Mode to Flash Mode
= 3.45V
= 3.6V
= 200mA
= 0.22Ω
= 3.6V
3. 2
Figure 5 EN On (Torch Mode)
3. 4
Supply Voltage(V)
3. 6
3. 8
4
4. 2
V
1V/Div
I
500mA/Div
EN Pin
5V/Div
FLASH Pin
5V/Div
V
1V/Div
V
0.2mA/Div
I
1A/Div
IN
OUT
OUT
OUT
FB
Figure 4 Supply Voltage vs. Output Current (Flash Mode)
800
700
600
500
400
300
200
100
0
3
Flash Mode
I
V
LED
V
Torch Mode to Flash Mode
Time (50µs/Div)
OUT
Time (200µs/Div)
V
Flash Mode
I
CC
LED
= 700mA
CC
Figure 8 Torch Mode to Flash Mode
= 4.2V
= 3.73V
= 700mA
= 3.6V
3. 2
Figure 6 EN On (Flash Mode)
3. 4
Supply Voltage(V)
3. 6
3. 8
4
4. 2
6