LTC1503CMS8-1.8 Linear Technology, LTC1503CMS8-1.8 Datasheet - Page 3

• Manufacturer Part Number: LTC1503CMS8-1.8
• Description: IC BUCK/SW CAP 1.8V .1A 8MSOP
• Manufacturer: Linear Technology
• Type: Step-Down (Buck), Switched Capacitor (Charge Pump)r

Specifications of LTC1503CMS8-1.8

• Internal Switch(s): Yes
• Synchronous Rectifier: No
• Number Of Outputs: 1
• Voltage - Output: 1.8V
• Current - Output: 100mA
• Frequency - Switching: 600kHz
• Voltage - Input: 2.4 ~ 6 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 8-MSOP, Micro8™, 8-uMAX, 8-uSOP,
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Power - Output: -

TYPICAL PERFOR A CE CHARACTERISTICS
2.10
2.00
1.95
1.90
2.05
100
50
40
30
20
10
20
80
60
40
0
0.01
2
2
LTC1503-2
Output Voltage vs Input Voltage
LTC1503-X Input Operating
Current vs Input Voltage
LTC1503-2
Efficiency vs Output Current
I
T
I
OUT
OUT
A
= 25 C
= 0mA
= 50mA
0.1
3
3
OUTPUT CURRENT (mA)
T
INPUT VOLTAGE (V)
INPUT VOLTAGE (V)
A
= 25 C
1
T
A
= 25 C
4
4
10
T
A
T
A
= –40 C
T
= 85 C
A
= –40 C
5
W
5
V
V
V
V
V
100
T
IN
IN
IN
IN
IN
A
1503-1.8/2 G07
= 85 C
= 5V
= 4.4V
= 3.6V
= 3V
= 2.4V
1503 G03
1503 G01
U
1000
6
6
1.76
1.84
1.82
1.80
1.78
1.74
100
60
40
20
80
7.5
2.5
10
0.01
0
5
2
LTC1503-1.8
Efficiency vs Input Voltage
LTC1503-1.8
Output Voltage vs Output Current
2
T
LTC1503-X Input Shutdown
Current vs Input Voltage
V
A
V
V
IN
OUT
SHDN
= 25 C
= 3.3V
0.1
= 0V
/SS = 0V
3
OUTPUT CURRENT (mA)
3
“IDEAL”
T
INPUT VOLTAGE (V)
T
T
INPUT VOLTAGE (V)
A
A
A
T
= –40 C
LDO
A
= 85 C
= 25 C
1
= 25 C
T
A
4
4
= –40 C
I
OUT
I
10
OUT
= 1mA
= 100mA
T
A
5
= 85 C
5
100
1503-1.8/2 G05
1503-1.8/2 G08
1503-1.8/2 TA02
LTC1503-1.8/LTC1503-2
1000
6
6
1.96
2.04
2.02
2.00
1.98
1.94
100
1.80
1.75
1.70
1.90
1.85
80
40
20
60
0
0.01
0.01
LTC1503-1.8
Efficiency vs Output Current
LTC1503-2
Output Voltage vs Output Current
2
T
V
LTC1503-1.8
Output Voltage vs Input Voltage
A
IN
I
OUT
= 25 C
= 3.3V
= 50mA
0.1
0.1
OUTPUT CURRENT (mA)
OUTPUT CURRENT (mA)
3
T
T
T
A
INPUT VOLTAGE (V)
A
A
= –40 C
= 85 C
= 25 C
T
1
1
A
= 25 C
4
10
10
T
A
T
V
V
V
V
V
100
100
5
A
IN
IN
IN
IN
IN
= –40 C
1503-1.8/2 G06
= 85 C
1503-1.8/2 G09
= 5V
= 4.4V
= 3.6V
= 3V
= 2.4V
1503-1.8/2 G03
3
1000
1000
6