CY8C32_12 CYPRESS [Cypress Semiconductor], CY8C32_12 Datasheet - Page 70

• Manufacturer Part Number: CY8C32_12
• Manufacturer: CYPRESS [Cypress Semiconductor]

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: 001-56955 Rev. *N
Notes
V
Parameter
24. For output voltages above 3.6 V, an external diode is required.
25. Maximum output current applies for output voltages  4x input voltage.
26. Based on device characterization (Not production tested).
27. At boost frequency of 400 kHz, V
V
I
I
I
V
Reg
Reg
BOOST
BOOST
RIPPLE
OUT
LPK
Q
BAT
OUT
Parameter
LOAD
LINE
= 22 µF || 0.1 µF
= 22 µF || 0.1 µF.
Ripple voltage (peak-to-peak)
Input voltage
Includes startup
Load current, steady
state
Inductor peak current
Quiescent current
Boost voltage range
1.8 V
1.9 V
2.0 V
2.4 V
2.7 V
3.0 V
3.3 V
3.6 V
5.0 V
Load regulation
Line regulation
Description
[24, 25]
Description
OUT
is limited to 4 x V
[26, 27]
T=-35 °C to +65 °C
Over entire temperature range
V
external diode
V
internal diode
V
internal diode
V
external diode
V
internal diode
Boost active mode
Boost standby mode, 32 khz external crystal
oscillator, I
External diode required
BAT
BAT
BAT
BAT
BAT
BAT
.
= 1.6 – 3.6 V, V
= 1.6 – 3.6 V, V
= 0.8 – 1.6 V, V
= 0.8 – 1.6 V, V
= 0.5 – 0.8 V, V
0.5 V < V
F
SW
= 400 kHz, I
BAT
BAT
OUT
= 2.4 V, V
= 2.4 V, V
BAT
< 1 ìA
Conditions
< 1.7V, V
Conditions
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
= 3.6 – 5.0 V,
= 1.6 – 3.6 V,
= 1.6 – 3.6 V,
= 3.6 – 5.0 V,
= 1.6 – 3.6 V,
= 10 mA
OUT
= 2.7 V, I
= 2.7 V, I
= 1.8 V,
OUT
OUT
= 40 mA, F
= 40 mA, F
PSoC
0.68
1.71
1.81
1.90
2.28
2.57
2.85
3.14
3.42
4.75
Min
0.5
–
–
–
–
–
–
–
–
–
–
Min
SW
SW
®
–
3: CY8C32 Family
= 400 kHz, L
= 400 kHz, L
1.80
1.90
2.00
2.40
2.70
3.00
3.30
3.60
5.00
Typ
200
12
–
–
–
–
–
–
–
–
–
–
Typ
–
Data Sheet
5.25
Max
1.89
2.00
2.10
2.52
2.84
3.15
3.47
3.78
BOOST
BOOST
700
3.6
3.6
3.8
4.1
50
75
30
20
15
–
–
Page 70 of 122
Max
100
= 10 µH,
= 10 µH,
Units
mA
mA
mA
mA
mA
mA
µA
µA
Units
%
%
V
V
V
V
V
V
V
V
V
V
V
mV