LM2770SD-1215 NSC [National Semiconductor], LM2770SD-1215 Datasheet - Page 3

• Manufacturer Part Number: LM2770SD-1215
• Description: High Efficiency Switched Capacitor Step-Down DC/DC Regulator with Sleep Mode
• Manufacturer: NSC [National Semiconductor]

Output Voltage Specifications: Specific to Individual LM2770 Options
V
V
V
OUT-1215
OUT-12157
OUT
Symbol
Absolute Maximum Ratings
If Military/Aerospace specified devices are required,
please contact the National Semiconductor Sales Office/
Distributors for availability and specifications.
Electrical Characteristics
Limits in standard typeface are for T
(-30˚C ≤ T
= 3.6V; V(EN) = V
V
EN, SLEEP, and V
Continuous Power Dissipation
(Note 3)
V
(Note 4)
Junction Temperature (T
Storage Temperature Range
Maximum Lead Temperature
(Note 5)
ESD Rating (Note 6)
IN
OUT
Human Body Model:
Machine Model
/I
OUT
Pin Voltage
Short to GND Duration
J
LM2770-1215:
1.5V Output Voltage Regulation
LM2770-1215:
1.2V Output Voltage Regulation
LM2770-12157:
1.575V Output Voltage
Regulation
LM2770-12157:
1.2V Output Voltage Regulation
Load Regulation
≤ +105˚C) . Unless otherwise noted, specifications apply to the LM2770 Typical Application Circuit (pg. 1) with: V
SEL
SEL
Parameter
= 1.8V, V(SLEEP) = 0V, C
Pin Voltages
J-MAX
)
J
= 25
-0.3V to (V
-65
Internally Limited
o
C. Limits in boldface type apply over the full operating junction temperature range
(Notes 2, 9)
o
V
V
3.0V ≤ V
I
4.5V
I
V
V
3.0V ≤ V
I
4.5V
I
V
V
3.1V ≤ V
I
4.5V
I
V
V
3.0V ≤ V
I
4.5V
I
I
-0.3V to 6.0V
C to +150
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
w/ 6.0V max
IN
SEL
IN
SEL
IN
SEL
IN
SEL
(Notes 1, 2)
= 3.5V, I
= 3.5V, I
= 3.5V, I
= 3.5V, I
IN
= 150mA, V
= 150mA, V
- 150mA, V
= 150mA, V
= 150mA, V
= 150mA, V
- 150mA, V
= 150mA, V
= 1mA to 250mA
IN
= 1.8V
<
= 0V
<
= 1.8V
<
= 0V
<
= C
+0.3V)
Infinite
150
265
V
V
V
V
2.0kV
200V
IN
IN
IN
IN
IN
IN
IN
IN
OUT
o
o
o
≤ 4.5V
≤ 4.5V
≤ 4.5V
≤ 4.5V
≤ 5.5V,
≤ 5.5V,
≤ 5.5V,
≤ 5.5V,
C
C
C
OUT
OUT
OUT
OUT
= 10µF, C
SEL
SEL
= 150mA,
SEL
SEL
= 150mA,
SEL
= 150mA,
SEL
SEL
= 150mA,
SEL
3
Condition
=0V
=0V
= 1.8V
= 1.8V
= 0V
= 1.8V
= 1.8V
= 0V
Operating Ratings
Thermal Properties
Input Voltage Range
Recommended Load Current Range
Junction Temperature (T
Ambient Temperature (T
(Note 6)
Juntion-to-Ambient Thermal
Resistance (θ
(Note 7)
1
= C
2
= 1.0µF. (Note 10)
JA
), LLP10 Package
A
J
) Range
) Range
1.443
1.420
1.428
1.157
1.140
1.135
1.528
1.500
1.504
1.162
1.145
1.145
Min
(Notes 1, 2)
1.495
1.495
1.495
1.205
1.205
1.205
1.575
1.575
1.575
1.210
1.210
1.210
0.18
Typ
-30˚C to +105˚C
0mA to 250mA
-30˚C to +85˚C
1.547
1.570
1.562
1.253
1.270
1.275
1.622
1.650
1.646
1.258
1.275
1.275
Max
2.7V to 5.5V
www.national.com
55˚C/W
mV/mA
Units
V
V
IN