CSR8635 View Datasheet(PDF) - CSR plc
Part Name
Description
Manufacturer
CSR8635 Datasheet PDF : 105 Pages
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13.3.1.3 Bypass LDO Regulator
Normal Operation
Input voltage
Output voltage (Vin > 4.75V)
Output current (Vin > 4.75V)
Min
4.25 / 3.10(a)
3.00
-
Typ
5.00
3.30
-
Max
Unit
5.75 / 6.50(b)
V
3.60
V
250
mA
(a) Minimum input voltage of 4.25V is required for full specification, regulator operates at reduced load current from 3.1V
(b) Standard maximum input voltage is 5.75V, a 6.50V maximum requires a correct patch bundle, for more information contact CSR
13.3.2 Regulators: For Internal Use Only
13.3.2.1 1.35V Switch-mode Regulator
1.35V Switch-mode Regulator
Min
Input voltage
2.80
Output voltage
1.30
Normal Operation
.cn Transient settling time
t.com Load current
lpoin Current available for external use
- exce Peak conversion efficiency(a)
hou Switching frequency
ven.z Inductor saturation current, audio and 16Ω load
bo ke Inductor ESR
qing Low-power Mode, Automatically Entered in Deep Sleep
d for Transient settling time
Prepare Load current
-
-
-
-
3.63
220
0.1
-
0.005
-
Friday,31T..Sy63p05eptember
30
-
-
88
4.00
-
0.3
200
-
27, 2013
Max
4.25
1.40
-
160
0
-
4.00
-
0.8
-
5
Unit
V
V
μs
mA
mA
%
MHz
mA
Ω
μs
mA
Current available for external use
-
-
0
mA
Peak conversion efficiency
-
85
-
%
Switching frequency
100
-
200
kHz
(a) Conversion efficiency depends on inductor selection.
Production Information
© Cambridge Silicon Radio Limited 2013
Confidential Information - This Material is Subject to CSR's Non-disclosure Agreement
Page 74 of 105
CS-303725-DSP5
www.csr.com
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