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SC632A Datasheet(PDF) 3 Page - Semtech Corporation

Part No. SC632A
Description  1MHz Fixed 5.0V Output Charge Pump Regulator
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Maker  SEMTECH [Semtech Corporation]
Homepage  http://www.semtech.com
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SC632A Datasheet(HTML) 3 Page - Semtech Corporation

 
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SC632A
3
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
() 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 JESD5 standards.
(2) Tested according to JEDEC standard JESD22-A4-B.
Absolute Maximum Ratings
IN (V) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -0.3 to +6.0
OUT (V). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -0.3 to +6.0
C+, C2+ (V) . . . . . . . . . . . . . . . . . . . . . . . . . -0.3 to (V
OUT + 0.3)
Pin Voltage — All Other Pins (V) . . . . . . . . . -0.3 to (V
IN + 0.3)
OUT pin — Short Circuit Duration . . . . . . . . . . Continuous
ESD Protection Level(2) (kV) . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
Recommended Operating Conditions
Ambient Temperature Range (°C) . . . . . . . . -40 ≤ T
A ≤ +85
IN (V) ... . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2.95 ≤ V
IN ≤ 5.5
Thermal Information
Thermal Resistance, Junction to Ambient() (°C/W) . . . . 68
Maximum Junction Temperature (°C) . . . . . . . . . . . . . . +50
Storage Temperature Range (°C) . . . . . . . . . . . . -65 to +50
Peak IR Reflow Temperature (0s to 30s) (°C) . . . . . . . +260
Unless otherwise specified: T
A = +25°C for Typ, -40°C to +85°C for Min and Max; CIN = COUT = C = C2 = 2.2µF (ESR < 0.03Ω); VIN = 2.95V to 5.5V
Parameter
Symbol
Condition
Min
Typ
Max
Units
Output Voltage
V
OUT
V
IN = 4.2V, IOUT = mA
4.85
5.0
5.5
V
Output Voltage Ripple
V
PP
I
OUT = 275mA
50
mV
Maximum Output Current
I
OUT
Peak Load - thermally limited(),
T
J <50°C, 3.4V ≤ VIN ≤ 5.5V
400
mA
Continuous Load,
3.0V ≤ V
IN ≤ 4.2V
275
mA
Shutdown Current
I
SD
Shutdown (EN = GND), V
IN = 3.6V
0.
2
µA
Total Quiescent Current
I
Q
EN high, I
OUT = mA
2.5
3.5
mA
Charge Pump Frequency
f
PUMP
V
IN = 3.2V

MHz
Start-Up Time
t
SU
(EN transitions from low to high),
4.85V ≤ V
OUT ≤ 5.5V, No load
400
µs
Line Regulation
ΔV
LINE
I
OUT = mA, 2.95V ≤ VIN ≤ 4.2V
2
mV
Load Regulation
ΔV
LOAD
V
IN =4.2V, mA ≤ IOUT ≤ 400mA
37.5
mV
Electrical Characteristics


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