LM3553SDEV National Semiconductor, LM3553SDEV Datasheet - Page 3

• Manufacturer Part Number: LM3553SDEV
• Description: BOARD EVALUATION FOR LM3553S
• Manufacturer: National Semiconductor
• Series: PowerWise®r

Specifications of LM3553SDEV

• Current - Output / Channel: 1.2A
• Outputs And Type: 1, Non-Isolated
• Features: Camera Flash and Torch Modes, I²C Interface, Programmable Output Current
• Voltage - Input: 2.7 ~ 5.5V
• Utilized Ic / Part: LM3553
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Voltage - Output: -

I
I
VM
I
I
I
V
V
I
R
I
I
I
V
OVP
I
LED-SUM
LED-IND
Q
SD
Dx
Dx-MATCH
CL
L-SW
L-Dx
L-OVP
SET
D1,D2
OVP
DSON
Symbol
Absolute Maximum Ratings
If Military/Aerospace specified devices are required,
please contact the National Semiconductor Sales Office/
Distributors for availability and specifications.
ESD Caution Notice
ESD precautions. Failure to observe proper ESD handling techniques can result in damage to the device.
Electrical Characteristics
Limits in standard typeface are for T
(-30°C
Flash Current Level = Full-Scale. (Notes 2, 8, 9)
V
SW, OVP pin: Voltage to GND
D1, D2 pins: Voltage to GND
VIO, SCL, SDA
TX, FEN, M/F
Continuous Power Dissipation (Note 3) Internally Limited
Junction Temperature (T
Storage Temperature Range
Maximum Lead Temperature
(Soldering)
ESD Rating(Note 5)
Human Body Model
/ I
REG
IN
Hyst
SET
pin: Voltage to GND
≤
T
J
Flash LED Current:
I
Indicator Current Level
Output Voltage Regulation in
Voltage Mode
Quiescent Supply Current
Shutdown Supply Current
LED Current to Set Current
Ratio
I
Current Sink Regulation
Voltage
Current Sink Matching
NMOS Switch Resistance
NMOS Switch Current Limit
SW Pin Leakage Current
D1, D2 Pin Leakage
Output Over-Voltage
Protection Trip Point
Over-Voltage Protection
Hysteresis
OVP to Normal Operation
OVP Pin Leakage Current
D1
SET
≤
+ I
+125°C). Unless otherwise noted: V
Pin Voltage
D2
Parameter
J-MAX )
National Semiconductor recommends that all integrated circuits be handled with appropriate
A
= +25°C. Limits in boldface type apply over the full operating junction temperature range
Flash Mode
VDX = Regulation Voltage
Flash Mode
VDX = Regulation Voltage
RSET = 13.7kΩ
Indicator Mode
VM = '1', EN1 = EN0 = '0'
No Load
V
(Switching)
Device Disabled
I
VFB Bit = '0'
VFB Bit = '1'
VDX = Regulation Voltage
OCL Bit = '0'
OCL Bit = '1'
Switch Off, V
Mode = '0'
VDx = 3.5V
OVP Mode = '1'
OVP Mode = '0'
OVP Mode = '1'
OVP Mode = '0'
V
Dx
D1,D2
OVP
-65°C to +150
= 500mA
-0.3V to 25V
-0.3V to 25V
(Notes 1, 2)
=3.6V
-0.3V to 6V
-0.3V to 6V
-0.3V to 6V
= 0V
IN
(Note 4)
= 3.6V, R
Conditions
150°C
2.5kV
SW
=3.6V, OVP
SET
3
= 16.5kΩ, V
Operating Ratings
Thermal Properties
Input Voltage Range
Junction Temperature (T
Range
Ambient Temperature (T
Range (Note 6)
Junction-to-Ambient Thermal
Resistance (θ
Package(Note 7)
D1
18.00
4.65
1.53
Min
930
= V
2.2
5.4
JA
D2
), SDF12A
= 500mV, VFB bit = '0', FEN = '0', TX = '0',
18.90
1020
1200
6770
A
4.98
1.24
0.25
1.70
J
Typ
450
350
1.0
3.8
2.5
5.6
1.6
0.6
)
20
10
10
10
)
2
(Notes 1, 2)
19.65
1110
Max
5.30
1.87
5.85
1.2
6.0
2.8
-30°C to +125°C
-30°C to +85°C
2.7V to 5.5V
www.national.com
36.7°C/W
Units
A / A
mA
mA
mA
mV
µA
nA
nA
nA
%
Ω
V
V
A
V
V