MAS3587F Micronas, MAS3587F Datasheet - Page 76
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MAS3587F
Manufacturer Part Number
MAS3587F
Description
MPEG Layer 3 Audio Encoder/Decoder
Manufacturer
Micronas
Datasheet
1.MAS3587F.pdf
(83 pages)
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Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
MAS3587F-QI-B2
Manufacturer:
INTEL
Quantity:
101
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MAS 3587F
4.6.5. DC/DC Converter Characteristics
at T
Typ. values for T
76
Symbol
V
V
V
V
I
I
dV
dV
dV
V
h
f
f
I
I
I
I
I
I
I
1)
2)
LOAD1
LOAD2
switch
startup
supPFM1
supPFM2
supPWM1
supPWM2
lnmax
lptoff
LEAK
max
OUT
OTOL
OUT
IN
IN
Current into VSENSn. VIN > VOUT+ V; ( V 0.4 V); no DC/DC-Converter regulation switching action present
Add. current of oscillator at PIN AVDD0/1, (see Section 4.6.4. on page 72)
A
OUT
OUT
IN
= T
/V
/
/
OUT
A2
, V
in
Parameter
Minimum start-up input
voltage
Minimum operating input
voltage
DC1*
DC2*
DC1*
DC2*
Programmable output voltage
range
Output voltage tolerance
Output current
1 battery cell
Output current
2 battery cells
Line regulation
Load regulation
DC1
DC2
Maximum efficiency
Switching frequency
Switching frequency during
start-up
Supply current in PFM mode
Supply current in PWM mode
NMOS switch current limit
(low side switch)
PMOS switch turnoff current
(rectifier switch)
leakage current
= 1.2 V (unless otherwise noted), V
A
= 25 C
VSENSN
VSENSN
VSENS1
DCSOn,
Pin Name
*
VSENSN
VSENSN
VSENS1
VSENS2
DCSOn
DCSOn
VSENS1
VSENS2
VSENS2
DCSOn,
DCSGn
DCSOn,
VSENSn
DCSGn
outn
= 3.0 V, f
Min.
2.0
297
clk
= 18.432 MHz, f
Typ.
0.9
0.7
0.8
1.1
1.2
0.8
384
250
75
135
265
325
1
70
0.1
1.7
1.8
Max.
3.5
3.12
200
600
95
576
sw
Unit
V
V
V
V
V
mA
mA
%/V
%
%
kHz
kHz
µA
µA
A
mA
A
= 384 kHz,
ADVANCE INFORMATION
Test Conditions
I
DCCF = 5050
I
DCCF = 5050
I
DCCF = 5050
Voltage settings in DCCF
register (I
76
I
T
V
V
I
V
(see Section 2.9.2. on
page 11)
VSENSn < 1.9 V
1)
VSENSn
1)
2)
T
I
LOAD
LOAD
LOAD
LOAD
LOAD
LOAD
A
j
IN
IN
IN
= 25 C, converter off,
hex
=
= 0.9...1.5 V, 330 F
= 1.8...3.0 V, 330 F
= 2.4 V, V
25 C
)
= 50 mA,
= 200 mA,
= 20...200 mA,
= 20 mA
= 0 A
1 mA,
2
C subaddress
OUT
hex
hex
hex
Micronas
(reset)
(reset)
(reset)
= 3.5 V
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