LT1612ES8#PBF Linear Technology, LT1612ES8#PBF Datasheet - Page 2

• Manufacturer Part Number: LT1612ES8#PBF
• Description: IC CONV DC/DC PWM STEPDOWN 8SOIC
• Manufacturer: Linear Technology
• Type: Step-Down (Buck)r

Specifications of LT1612ES8#PBF

• Internal Switch(s): Yes
• Synchronous Rectifier: Yes
• Number Of Outputs: 1
• Voltage - Output: Adj to 0.6V
• Current - Output: 500mA
• Frequency - Switching: 800kHz
• Voltage - Input: 2 ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 8-SOIC (3.9mm Width)
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Power - Output: -

ABSOLUTE
PACKAGE/ORDER
LT1612
Supply Voltage (V
SW Pin Voltage ....................................................... 5.5V
FB Pin Voltage ............................................... V
V
SHDN Pin Voltage ................................................... 5.5V
MODE Pin Voltage .................................................. 5.5V
Consult factory for parts specified with wider operating temperature ranges.
ELECTRICAL CHARACTERISTICS
SYMBOL PARAMETER
I
V
g
f
temperature range, otherwise specifications are T A = 25 C, V IN = V SHDN = 3V
2
Q
OSC
m
FB
C
Pin Voltage ........................................................... 2V
GND
V
V
Quiescent Current
FB Voltage
FB Line Regulation
FB Pin Bias Current (Note 3)
Error Amplifier Transconductance
Min Input Voltage
Max Input Voltage
Oscillator Frequency
f
Maximum Duty Cycle
Shutdown Threshold
FB
T
IN
OSC
JMAX
C
8-LEAD PLASTIC MSOP
1
2
3
4
Line Regulation
= 125 C,
MS8 PACKAGE
TOP VIEW
IN
W
JA
MAXIMUM
) ............................................... 5.5V
= 200 C/ W
8
7
6
5
SHDN
MODE
BOOST
SW
W W
INFORMATION
U
MS8 PART MARKING
RATINGS
LT1612EMS8
ORDER PART
W
NUMBER
LTMS
U
IN
CONDITIONS
MODE = 5V
MODE = 0V, Not Switching
SHDN = 0V
Minimum Voltage for Active
Maximum Voltage for Shutdown
+ 0.3V
The
U
(Note 1)
denotes specifications which apply over the full operating
BOOST Pin Voltage ....................................... V
Junction Temperature ........................................... 125 C
Operating Temperature Range (Note 2) ... –40 C to 85 C
Storage Temperature Range ................. – 65 C to 150 C
Lead Temperature (Soldering, 10 sec).................. 300 C
GND
V
V
FB
IN
C
T
JMAX
1
2
3
4
8-LEAD PLASTIC SO
= 125 C,
S8 PACKAGE
TOP VIEW
JA
= 120 C/ W
8
7
6
5
SHDN
MODE
BOOST
SW
0.605
0.60
MIN
700
550
85
80
2
2
0.62
0.62
0.02
TYP
160
250
800
90
1
7
1
S8 PART MARKING
ORDER PART
LT1612ES8
NUMBER
0.635
0.635
1100
MAX
0.15
220
900
1612
5.5
0.2
50
2
1
IN
sn1612 1612fs
+ 5.5V
UNITS
mhos
%/ V
%/V
kHz
kHz
mA
nA
%
%
A
A
V
V
V
V
V
V