LTC3531EDD#TRPBF Linear Technology, LTC3531EDD#TRPBF Datasheet - Page 6

• Manufacturer Part Number: LTC3531EDD#TRPBF
• Description: IC DC/DC CONV 200MA 8-DFN
• Manufacturer: Linear Technology
• Type: Step-Down (Buck), Step-Up (Boost)r

Specifications of LTC3531EDD#TRPBF

• Internal Switch(s): Yes
• Synchronous Rectifier: Yes
• Number Of Outputs: 1
• Voltage - Output: 2 ~ 5 V
• Current - Output: 200mA
• Voltage - Input: 1.8 ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 8-DFN
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Power - Output: -
• Frequency - Switching: -

LTC3531/
LTC3531-3.3/LTC3531-3
TYPICAL PERFOR A CE CHARACTERISTICS
6
200mA/DIV
200mA/DIV
50mV/DIV
50mV/DIV
20mV/DIV
V
V
V
OUT
OUT
OUT
5V/DIV
5V/DIV
5V/DIV
5V/DIV
SW1
SW2
SW1
SW2
(AC)
(AC)
(AC)
I
I
L
L
3.6V
200mA to 80mA
20mA LOAD
L = 10μH
C
V
C
Shorted Output
Boost Mode Waveforms at
2.5V
L = 10μH
C
OUT
IN
OUT
OUT
= 5
= 22μF
= 22μF
= 22μF
IN
IN
, 3.3V
, 3.3V
W
100mA LOAD
OUT
OUT
25μs/DIV
5μs/DIV
1μs/DIV
Load Step
U
100mA
20mA LOAD
3531 G23
3531 G21
3531 G19
200mA/DIV
200mA/DIV
200mA/DIV
200mA/DIV
50mV/DIV
V
OUT
2V/DIV
2V/DIV
1V/DIV
5V/DIV
5V/DIV
V
SW1
SW2
SW1
SW2
(AC)
OUT
I
I
I
L
T
L
L
A
SW1 and SW2 Close-Up in Four
Switch Mode
Boost Mode Waveforms at
2.5V
V
V
L = 10μH
C
Start-Up into 50mA Load at
3.3 V
Then 4sw Modes)
= 25°C unless otherwise specifi ed.
IN
OUT
OUT
= 3.6V
= 3.3V
= 22μF
IN
OUT
, 3.3V
(Shows Start, Buck,
OUT
200ns/DIV
25μs/DIV
5μs/DIV
20mA
3531 G24
3531 G20
3531 G22
3531fb