SC1461ISKTR View Datasheet(PDF) - Semtech Corporation
Part Name
Description
MFG CO.
SC1461ISKTR Datasheet PDF : 8 Pages
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SC1461
POWER MANAGEMENT
Absolute Maximum Ratings
Parameter
Symbol
Maximum
Supply Voltage
Output Voltage
VIN
-0.3 to +4
VO
-0.3 to +6
Thermal Resistance Junction to Ambient
Operating Temperature
Temperature Range
Storage Temperature
Lead Temperature (Soldering) 10 Seconds
θJA
TA
TJ
TSTG
TL
410
-40 to +85
-40 to +125
-65 to 150
300
Electrical Characteristics
Unless specified: 2.25V ≤ Vin ≤ 3.63V, 0 ≤ Io ≤ 8mA, Cin = 0.22uF, Cout = 47nF, Ta = -40 to 85 °C
Units
V
V
°C/W
°C
°C
°C
°C
Parameter
Symbol
Conditions
Min
Typ
Max Units
Input Supply Voltage
Input Supply Current
Output Voltage
Output Ripple (pk-pk)(1)
Output Current
Efficiency(1)
Oscillator Frequency(2)
VIN
IIN
VO
VR
IO
η
OSC
2.25
3.63 V
ADJ, DISABLE = GND,
65
100 µA
IO = 0mA, VIN= 3.3V
ADJ = GND, DISABLE = VIN
IO = 0mA, VIN= 3.3V
0.1
1
ADJ, DISABLE = GND, IO ≤ 4mA
-4 1.515 X VIN 4
%
ADJ = VIN , DISABLE = GND, IO ≤ 7mA -4 1.32 x VIN 4
ADJ = VIN , DISABLE = GND, IO ≤ 7mA
50
mV
ADJ = VIN= 2.5V, DISABLE = GND 7
8
mA
ADJ, DISABLE = GND,VIN= 3.3V
4
7
mA
ADJ = VIN= 2.5V, DISABLE = GND
50
%
IO = 7mA
ADJ = VIN= 2.5V, DISABLE = GND
12
MHz
ADJ, DISABLE = GND,VIN= 3.3V
13.5
Time to Regulation at
Turn-On(1)
Disable Threshold Voltage
tON
DISHI
DISLO
ADJ = VIN= 2.5V, DISABLE = GND
IO = 7mA, COUT = 47nF
.5
25
µs
1
1.3 V
0.9
V
Disable current
IDISABLE
Disable = 0V
1
10 µA
NOTES:
(1) All electrical characteristics are for the application circuit on page 1.
(2) Guaranteed by design.
(3) This device is ESD sensitive. Use of standard ESD handling precautions is required.
2000 Semtech Corp.
2
www.semtech.com
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