LTC3531EDD-3#PBF Linear Technology, LTC3531EDD-3#PBF Datasheet - Page 4

• Manufacturer Part Number: LTC3531EDD-3#PBF
• Description: IC DC/DC CONV 200MA 8-DFN
• Manufacturer: Linear Technology
• Type: Step-Down (Buck), Step-Up (Boost)r

Specifications of LTC3531EDD-3#PBF

• Internal Switch(s): Yes
• Synchronous Rectifier: Yes
• Number Of Outputs: 1
• Voltage - Output: 3V
• 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
4
1000
900
500
400
800
700
600
30
28
26
24
22
20
18
16
14
10
12
–40
1.5
Start-Up into Resistive Load
L = 10μH
Switch On Resistances
V
V
IN
OUT
= 5V
–20
2
= 3.3V
2.5
0
TEMPERATURE (°C)
3
20
V
IN
3.5
(V)
B,C (NMOS)
40
D (PMOS)
A (PMOS)
4
60
W
4.5
80
5
3531 G10
3531 G07
U
100
5.5
1000
100
350
300
200
150
100
400
250
0.1
10
50
0
1
–40
1.5
Burst Frequency vs Load
(3.3V Version)
I
L = 10μH
C
PEAK
OUT
–20
2
= 10μF
, I
0.5mA
1mA
VALLEY
2.5
0
TEMPERATURE (°C)
3
vs Temperature
20
I
V
VALLEY
I
I
PEAK
ZERO
IN
3.5
10mA
5mA
(V)
40
4
60
4.5
50mA
3.3V
80
2.5V
5
10μH
3531 G11
3531 G08
T
OUT
A
IN
100
5.5
= 25°C unless otherwise specifi ed.
3.325
3.275
3.250
3.350
3.300
0.9
0.8
0.7
0.6
0.5
1
– 40
–40
V
(3.3V Version)
SHDN Pin Threshold and
Hysteresis
V
I
LOAD
IN
OUT
= 3.6V
– 20
–20
= 10mA
Regulation vs Temperature
SHUTDOWN
0
0
TEMPERATURE (°C)
TEMPERATURE (°C)
20
20
OPERATING
40
40
60
60
80
80
3531 G12
3531 G09
3531fb
100
100