LP3907TLX-JJ11/NOPB National Semiconductor, LP3907TLX-JJ11/NOPB Datasheet - Page 9
![IC PMU DUAL DC/DC REG 25USMD](/photos/6/99/69997/tla25aaa_sml.jpg)
LP3907TLX-JJ11/NOPB
Manufacturer Part Number
LP3907TLX-JJ11/NOPB
Description
IC PMU DUAL DC/DC REG 25USMD
Manufacturer
National Semiconductor
Series
PowerWise®r
Type
Step-Down (Buck)r
Specifications of LP3907TLX-JJ11/NOPB
Topology
Step-Down (Buck) Synchronous (2), Linear (LDO) (2)
Function
Any Function
Number Of Outputs
4
Frequency - Switching
2.1MHz
Voltage/current - Output 1
1.2V, 1A
Voltage/current - Output 2
1.8V, 600mA
Voltage/current - Output 3
2.85V, 300mA
W/led Driver
No
W/supervisor
No
W/sequencer
Yes
Voltage - Supply
2.8 V ~ 5.5 V
Operating Temperature
-40°C ~ 85°C
Mounting Type
Surface Mount
Package / Case
25-MicroSMD
Current - Output
300mA, 600mA, 1A
Voltage - Output
1.2V, 1.8V
Voltage - Input
2.8 ~ 5.5 V
Power - Output
1.43W
Internal Switch(s)
Yes
Synchronous Rectifier
Yes
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Other names
LP3907TLX-JJ11
I
V
T
T
UVLO
F
t
t
t
t
t
t
t
T
T
Q
BF
HOLD
CLKLP
CLKHP
SU
DATAHLD
DATASU
SD
SDH
CLK
SU
TRANS
POR
Absolute Maximum Ratings
2)
If Military/Aerospace specified devices are required,
please contact the National Semiconductor Sales Office/
Distributors for availability and specifications.
General Electrical Characteristics
Unless otherwise noted, V
boldface type apply over the entire junction temperature range for operation, −40°C to +125°C.
I
Unless otherwise noted, V
boldface type apply over the entire junction temperature range for operation, −40°C to +125°C
V
GND to GND SLUG
Power Dissipation (P
Junction Temperature (T
Storage Temperature Range
Maximum Lead Temperature (Soldering)
ESD Ratings
Symbol
Symbol
2
IN
C Compatible Interface Electrical Specifications
(Note
(Note
, SDA, SCL
(T
Human Body Model
A
=85°C, T
5)
4)
Clock Frequency
Bus-Free Time Between Start and Stop
Hold Time Repeated Start Condition
CLK Low Period
CLK High Period
Set Up Time Repeated Start Condition
Data Hold time
Data Set Up Time
Set Up Time for Start Condition
Maximum Pulse Width of Spikes that
Must be Suppressed by the Input Filter of
Both DATA & CLK Signals.
MAX
VINLDO12 Shutdown Current
Thermal Shutdown Threshold
Themal Shutdown Hysteresis
Power-On Reset Threshold
=125°C, )
Under Voltage Lock Out
D_MAX
J-MAX
IN
IN
)
Parameter
Parameter
= 3.6V. Typical values and limits appearing in normal type apply for T
= 3.6V. Typical values and limits appearing in normal type apply for T
)
−65°C to +150°C
−0.3V to +6V
(Note
1,
1.43W
150°C
260°C
±0.3V
(Note
(Note
(Note
(Note
(Note
(Note
(Note
(Note
(Note
Note
2kV
(Note
V
DD
13)
13)
13)
13)
13)
13)
13)
13)
13)
Falling
9
1,
Conditions
Conditions
V
Note
Operating Ratings: Bucks
Thermal Properties
V
V
Junction Temperature (T
Ambient Temperature (T
Junction-to-Ambient Thermal
Resistance (θ
Junction-to-Ambient Thermal
Resistance (θ
IN
Falling
(Note
Rising
IN
EN
= 3.6V
Edge(Note
2,
1,
Note
Note
7,
17)
JA
JA
2,
Note
) SQA024AE
) TLA25AAA
(Note
Note
13,
7,
13)
Note
A
J
Min
Min
100
Note
1.3
0.6
1.3
0.6
0.6
0.6
) Range
) Range
0
J
J
17)
18)
= 25°C. Limits appearing in
= 25°C. Limits appearing in
(Note
(Note
Typ
160
Typ
1.9
2.9
2.7
20
50
3
3,
6) −40°C to +85°C
Note
0 to (V
−40°C to +125°
Max
Max
400
2.8V to 5.5V
5,
www.national.com
Note
IN
28°C/W
51°C/W
+ 0.3V)
6)
Units
Units
kHz
µA
°C
°C
µs
µs
µs
µs
µs
µs
ns
µs
ns
V
V
C