SC4212 데이터 시트보기 (PDF) - Semtech Corporation
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SC4212 Datasheet PDF : 9 Pages
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SC4212
Absolute Maximum Ratings
VIN to GND (V) . . . . . . . . . . . . . . . . . . . . . . . . . . . . -0.3 to +7
EN, FB, VOUT (V) . . . . . . . . . . . . . . . . . . . . . -0.3 to VIN +0.3
ESD Rating (2) (kV) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3.5
Recommended Operating Conditions
Supply Input Voltage (V) . . . . . . . . . . . . . . . . . . . 1.5 to 6.0
Output Current Range . . . . . . . . . . . . . . . . . . . . . 8mA to 1A
Junction Temperature (°C) . . . . . . . . . . . . . . . . . -40 to +125
Thermal Information
Thermal Resistance, Junction to Ambient (1) (°C/W) . . 36.3
Thermal Resistance, Junction to Case (°C/W) . . . . . . . . 3.77
Operation Ambient Temperature Range (°C) . . -40 to +85
Operation Junction Temperature Range (°C) . -40to+125
Storage Temperature (°C) . . . . . . . . . . . . . . . . . . . -65to+150
Peak IR Reflow Temperature (10s to 30s). . . . . . . . . . +260
Exceeding the above specifications may result in permanent damage to the device or device malfunction. Operation outside of the parameters specified in the
Electrical Characteristics section is not recommended.
NOTES:
(1)Calculated from package in still air, mounted to 3 x 4.5 (in), 4 layer FR4 PCB with thermal vias under the exposed pad per JESD51 standards.
(2)Tested according to JEDEC standard JESD22-A114-B.
Electrical Characteristics
Unless specified otherwise: FB = VOUT, EN = VIN = 1.5V to 6V, I = 8mA to 1A,
,
OUT
TA = +25°C for Typ, -40 to +85 °C for Min and Max, TJ < 125°C.
Parameter
Symbol
Conditions
Input Supply
Input Supply Voltage
Quiescent Current
Output
Output Voltage(1)
Line Regulation(1)
Load Regulation(1)
Minimum Load Current(3)
Current Limit
Dropout Voltage(1)(2)
VIN
I
Q
VOUT
REG
(LINE)
REG
(LOAD)
I
OUT
I
CL
V
DO
VIN = 3.3V, I = 0A
OUT
VIN = 6V, EN = 0V
VIN
=
3.3V,
I
OUT
=
10mA,
TA
=
25°C
1.5V < VIN < 6V, I = 10mA
OUT
I = 10mA
OUT
I = 10mA to1A
OUT
VIN = VOUT + 0.5V
I
OUT
=
500mA,
TA
=
25°C
I = 500mA
OUT
I
OUT
=
1A,
TA
=
25°C
I = 1A
OUT
Min Typ Max Units
1.5
6
V
3
mA
15
μA
-2% VOUT +2%
V
-3%
+3%
0.20
0.40
%/V
0.50
1.50
%/A
8
mA
1.10
1.5
A
100
250
300
mV
200
400
500
3
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