LM3475MF/NOPB National Semiconductor, LM3475MF/NOPB Datasheet - Page 3

• Manufacturer Part Number: LM3475MF/NOPB
• Description: IC CTRLR HYSTERETIC BUCK SOT23-5
• Manufacturer: National Semiconductor
• Type: Step-Down (Buck)r

Specifications of LM3475MF/NOPB

• Internal Switch(s): No
• Synchronous Rectifier: No
• Number Of Outputs: 1
• Voltage - Output: 0.8 ~ 10 V
• Current - Output: 5A
• Voltage - Input: 2.7 ~ 10 V
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: SOT-23-5, SC-74A, SOT-25
• Power - Output: 440mW
• For Use With: LM3475EVAL - BOARD EVALUATION LM3475
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Frequency - Switching: -
• Other names: LM3475MF; LM3475MFTR

I
V
% V
V
I
Vth
I
R
I
T
T
V
Absolute Maximum Ratings
If Military/Aerospace specified devices are required,
please contact the National Semiconductor Sales Office/
Distributors for availability and specifications.
Electrical Characteristics
Q
FB
EN
PGATE
V
PGATE
FB
EN
Storage Temperature
Power Dissipation (Note 2)
ESD Susceptibilty
Human Body Model (Note 3)
Specifications in Standard type face are for T
Range (T
anteed by design, test, or statistical analysis.
SS
ONMIN
FB
HYST
UVD
PGATE
Symbol
IN
EN
FB
/ V
IN
J
= −40˚C to +125˚C). Unless otherwise specified, V
Quiescent Current
Feedback Voltage
Feedback Voltage
Line Regulation
Comparator
Hysteresis
FB Bias Current
Enable Threshold
Voltage
Hysteresis
Enable Leakage
Current
Driver Resistance
Driver Output Current
Soft-Start Time
Minimum On-Time
Under Voltage
Detection
Parameter
EN = V
Open)
EN = 0V
2.7V
2.7V
−40˚C to +125˚C
Increasing
EN = 10V
Source
I
Sink
I
Source
V
C
Sink
V
C
2.7V
(EN Rising)
PGATE Open
Measured at the FB
Pin
SOURCE
Sink
−65˚C to 150˚C
PGATE
PGATE
PGATE
PGATE
J
(Note 1)
−0.3V to 16V
−0.3V to 16V
−0.3V to 16V
= 25˚C, and in bold type face apply over the full Operating Temperature
−0.3V to 5V
= 100mA
Conditions
<
<
<
IN
V
V
V
= 3.5V
= 3.5V
= 1nF
= 1nF
440mW
= 100mA
IN
IN
IN
(PGATE
2.5kV
<
<
<
10V
10V
10V
IN
3
= EN = 5.0V. Datasheet min/max specification limits are guar-
Operating Ratings
Lead Temperature
Supply Voltage
Operating Junction
Temperature
Vapor Phase (60 sec.)
Infared (15 sec.)
0.788
0.487
Min
170
1.2
4
0.475
0.01
.025
0.56
Typ
260
365
180
0.8
1.5
2.8
1.8
1.0
21
21
50
7
4
(Note 1)
0.812
0.613
Max
320
600
1.8
10
28
32
1
−40˚C to +125˚C
2.7V to 10V
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Unit
%/V
mV
mV
ms
µA
nA
µA
ns
V
V
A
V
215˚C
220˚C