LTC1515IS8#PBF Linear Technology, LTC1515IS8#PBF Datasheet - Page 3

• Manufacturer Part Number: LTC1515IS8#PBF
• Description: IC MULTI CONFIG ADJ 50MA 8SOIC
• Manufacturer: Linear Technology
• Type: Step-Down (Buck), Step-Up (Boost), Switched Capacitor (Charge Pump)r

Specifications of LTC1515IS8#PBF

• Internal Switch(s): Yes
• Synchronous Rectifier: No
• Number Of Outputs: 1
• Voltage - Output: Adjustable
• Current - Output: 50mA
• Frequency - Switching: 650kHz
• Voltage - Input: 2 ~ 10 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 8-SOIC (3.9mm Width)
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Power - Output: -

V
PARAMETER
POR Leakage Current
POR Trip Point (With Respect to V
POR Trip Point Hysteresis
I
t
POR Delay
The
temperature range.
Note 1: Absolute Maximum Ratings are those values beyond which the life
of the device may be impaired.
ELECTRICAL CHARACTERISTICS
TYPICAL PERFORMANCE CHARACTERISTICS
OUT
ON
IN
100
250
200
150
100
80
60
40
20
= 2V to 10V, SHDN = 3V, C1 = 0.22 F, C
50
Short-Circuit Current
0
0.01
0
LTC1515-X
3.3V Efficiency vs Output Current
denotes specifications which apply over the full operating
0
LTC1515-X 5V Output Voltage
Ripple vs Input Voltage
V
T
V
I
T
A
OUT
OUT
OUT
A
= 25 C
= 25 C
= 3.3V
= 10mA
= 5V
2
0.1
OUTPUT CURRENT (mA)
INPUT VOLTAGE (V)
C
4
OUT
1
= 22 F
V
V
6
V
IN
V
IN
IN
C
IN
= 2V
OUT
= 4.4V
= 2.7V
OUT
C
= 6V
10
OUT
W
= 10 F
)
8
= 47 F
1515 G01
1515 G04
U
100
10
IN
= C
CONDITIONS
V
V
V
Soft Start Turn-On Time
After V
POR
OUT
OUT
3.45
3.40
3.35
3.30
3.25
3.20
100
OUT
80
60
40
20
0
0.01
LTC1515-X
5V Efficiency vs Output Current
Ramping Negative
= 0V
0
= 5V
LTC1515-X 3.3V Output Voltage
vs Input Voltage
= 10 F unless otherwise noted (Note 2).
OUT
V
T
V
I
C
T
OUT
A
OUT
OUT
OUT
A
= 25 C
= 25 C
Above POR Threshold
= 10mA
= 5V
= 3.3V
= 10 F
2
0.1
OUTPUT CURRENT (mA)
INPUT VOLTAGE (V)
V
IN
4
= 2.7V
1
Note 2: For V
6
V
V
IN
V
IN
IN
= 3.3V
10
= 8V
= 6V
8
IN
1515 G02
1515 G05
8V, C
100
10
OUT
= 22 F.
250
200
150
100
120
100
50
80
60
40
20
MIN
– 10
140
0
– 1
LTC1515-X 3.3V Output Voltage
Ripple vs Input Voltage
0
LTC1515-X Operating Current
vs Input Voltage
0
V
I
T
V
I
OUT
OUT
OUT
A
OUT
= 25 C
LTC1515 Series
= 10mA
= 0mA
= 3.3V
= 5V
2
2
– 7.5
TYP
200
12
1
4
INPUT VOLTAGE (V)
INPUT VOLTAGE (V)
25 C
4
4
C
OUT
MAX
280
= 10 F
– 5
40
1
6
6
–40 C
C
85 C
OUT
C
OUT
= 47 F
8
8
= 22 F
UNITS
1515 G03
3
1515 G06
mA
ms
ms
%
%
10
A
10