LTC3250ES6-1.5#TRM Linear Technology, LTC3250ES6-1.5#TRM Datasheet - Page 10

• Manufacturer Part Number: LTC3250ES6-1.5#TRM
• Description: IC CONV DC/DC 1.5V S-DWN SOT23-6
• Manufacturer: Linear Technology
• Type: Step-Down (Buck)r

Specifications of LTC3250ES6-1.5#TRM

• Internal Switch(s): Yes
• Synchronous Rectifier: No
• Number Of Outputs: 1
• Voltage - Output: 1.5V
• Current - Output: 250mA
• Frequency - Switching: 1.5MHz
• Voltage - Input: 3.1 ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: SOT-23-6
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Power - Output: -
• Other names: LTC3250ES6-1.5#TRMTR

LTC3250-1.5/LTC3250-1.2
TYPICAL APPLICATIO S
10
V
V
1-CELL Li-Ion OR
IN
IN
3-CELL NiMH
= 3.3V
= 2.7V TO 5V
3-CELL NiMH
Li-Ion or 3-Cell NiMH to 1.5V Output with Shutdown
Fixed 3.3V Input to 1.5V Output with Shutdown
OFF
3-Cell NiMH to 1.2V Output with Shutdown
1 F
ON
1
3
OFF
OFF
V
SHDN
4
C
LTC3250-1.5
IN
–
ON
ON
1 F
1 F
1 F
1
3
V
1
3
GND
C
OUT
V
SHDN
+
V
SHDN
4
6
LTC3250-1.2
4
C
IN
LTC3250-1.5
C
IN
–
–
5
2
1 F
1 F
U
V
GND
V
GND
C
OUT
C
OUT
+
6
+
6
5
2
3250 TA02a
2
5
4.7 F
V
OUT
4.7 F
= 1.5V 4%
4.7 F
3250 TA05a
3250 TA03a
V
V
OUT
OUT
= 1.2V 4%
= 1.5V 4%
100
100
100
90
80
70
60
50
40
30
20
10
90
80
70
60
50
40
30
20
10
90
80
70
60
50
40
30
20
10
0
0
0
0.1
0.1
2.7
T
T
T
A
A
A
= 25 C
Efficiency vs Output Current
= 25 C
Efficiency vs Output Current
= 25 C
Efficiency vs Input Voltage
3.2
1
1
(I
OUT
3.7
I
I
OUT
OUT
= 100mA)
V
IN
10
10
LTC3250
LDO
4.2
(mA)
(mA)
(V)
V
IN
V
IN
= 3.3V
4.7
= 3.6V
100
100
V
IN
V
= 4V
IN
3250 TA03b
5.2
3250 TA02b
3250 TA05b
= 5V
1000
1000
3250fa