CY8CKIT-050 Cypress Semiconductor Corp, CY8CKIT-050 Datasheet - Page 64

• Manufacturer Part Number: CY8CKIT-050
• Description: DEV KIT PSOC 5 CY8C55
• Manufacturer: Cypress Semiconductor Corp
• Series: PSoC®5r
• Type: MCUr

Specifications of CY8CKIT-050

• Design Resources: PSoC 5 Dev Kit Schematic CY8CKIT-050 PCBA BOM CY8CKIT-50 Gerber File
• Contents: Board, Cable, CD, Display, Documentation
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• For Use With/related Products: CY8C55
• Other names: 428-3110

11.3.3 Inductive Boost Regulator.
Table 11-6. Inductive Boost Regulator DC Specifications
Unless otherwise specified, operating conditions are: V
C
Table 11-7. Inductive Boost Regulator AC Specifications
Unless otherwise specified, operating conditions are: V
C
Document Number: 001-66235 Rev. *A
V
F
Notes
V
I
I
I
V
Reg
Reg
η
BOOST
BOOST
18. For output voltages above 3.6 V, an external diode is required.
19. Maximum output current applies for output voltages ≤ 4x input voltage.
20. Based on device characterization (Not production tested).
21. At boost frequency of 2 MHz, V
RIPPLE
SW
OUT
LPK
Q
BAT
OUT
Parameter
Parameter
LOAD
LINE
= 22 µF || 0.1 µF
= 22 µF || 0.1 µF.
Ripple voltage
(peak-to-peak)
Switching frequency
Input voltage
Includes startup
Load current
Inductor peak current
Quiescent current
Boost voltage range
3.0 V
3.3 V
3.6 V
5.0 V
Load regulation
Line regulation
Efficiency
Description
Description
OUT
[18, 19]
is limited to 2 x V
[20, 21]
F
V
external diode
V
internal diode
Boost active mode
Boost standby mode, 32 khz external crystal
oscillator, I
External diode required
L
L
BAT.
PRELIMINARY
SW
BOOST
BOOST
BAT
BAT
At 400 kHz,V
= 400 kHz, I
= 1.8 – 3.6 V, V
= 1.8 – 3.6 V, V
= 10 µH
= 22 µH
BAT
BAT
OUT
= 2.4 V, V
= 2.4 V, V
OUT
< 1 µA
OUT
Conditions
Conditions
is limited to 4 x V
OUT
OUT
= 10 mA
OUT
OUT
= 3.6 – 5.0 V,
= 2.7 – 3.6 V,
PSoC
= 3.3 V, I
= 3.3 V, I
BAT
.
®
OUT
OUT
5: CY8C55 Family Datasheet
= 40 mA, F
= 40 mA, F
2.85
3.14
3.42
4.75
Min
1.8
70
82
Min
–
–
–
–
–
–
–
–
–
SW
SW
= 400 kHz, L
= 400 kHz, L
0.1, 0.4,
3.00
3.30
3.60
5.00
Typ
200
12
85
90
Typ
or 2
–
–
–
–
–
–
–
Max
3.15
3.47
3.78
5.25
BOOST
700
BOOST
3.6
3.8
4.1
Max
50
75
100
Page 64 of 114
–
–
–
–
–
= 10 µH,
= 10 µH,
Units
Units
MHz
mA
mA
mA
µA
µA
mV
%
%
%
%
V
V
V
V
V
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