SC900841JVKR2 Freescale Semiconductor, SC900841JVKR2 Datasheet - Page 96

• Manufacturer Part Number: SC900841JVKR2
• Description: IC POWER MGT 338-MAPBGA
• Manufacturer: Freescale Semiconductor

Specifications of SC900841JVKR2

• Applications: PC's, PDA's
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 338-TBGA
• Input Voltage: 2.8 V to 4.4 V
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 40 C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Current - Supply: -
• Voltage - Supply: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

VYMXYFI
with a P-CH Pass FET. It is high performance, low noise, and
high PSRR, with a low quiescent current and fast transient
response. VYMXYFI is actively discharged during shutdown.
the communications module used, 1.2 V for WiFiBT
applications, and 2.5 V for WiMAX applications.
regulator. When set at 2.5 V, VYMXYFI can be supplied by
Main Features
• Uses V15, V33, or VPWR as the main power supply
• 60 mA maximum continuous output current for the 1.2 V
• 150 mA maximum continuous output current for the 2.5 V
• Optimized for a 2.2 µF external filter capacitor with a
• Uses an internal pass FET
• The output for each LDO is monitored for over-current
• The Status and Control registers of VYMXFYI will be
VYMXGPS
regulator with a P-CH Pass FET. It is high performance, low
noise, and high PSRR, with a low quiescent current and fast
96
900841
FUNCTIONAL DEVICE OPERATION
POWER SUPPLIES
VYMXYFI is a low drop-out (LDO) fully integrated regulator
VYMXYFI supplies two different voltages, depending on
If set at 1.2 V, VYMXYFI is supplied by the V15 DC/DC
setting
setting
maximum of 10 mΩ ESR
conditions and under-voltage events
discussed along with status/control registers for the
VYMXGPS LDO in the following section
VYMXGPS is a low drop-out (LDO) fully integrated
V
OYMXYFI
V
15
, V
33
or V
C
C
OYMXYFI
INYMXYFI
VOUTYMXYFI
PWR
GNDCOMMS1
GNDCOMMS2
PVINYMXYFI
Figure 48. VYMXYFI Detailed Internal Block Diagram
VYMXGPS
VYMXYFI , and VYMXGPS
Discharge
Two GND pins shared
between VYMXYFI18,
V
I
OYMXYFI
OYMXYFI
Controller
Z
Output Monitor
_
+
either the V33 DC/DC output voltage (V33), or directly from
the VPWR node. Using V33 as the input voltage supply offers
enhanced thermal performance and higher efficiency. Using
the VPWR node can offer enhanced performance against
noise coupling from an output of a DC/DC regulator. Users
are encouraged to take the resulting thermal dissipation in
account when supplying VYMXYFI directly from VPWR. For
more information about package thermal capabilities,
reference
transient response. VYMXGPS is actively discharged during
shutdown.
the communications module used, 1.8 V for GPS
applications, and 1.3 V for WiMAX applications.
DC/DC output voltage (V21), or directly from the VPWR
node. When set at 1.3 V, VYMXGPS is supplied from the V15
DC/DC output voltage (V15). Using V21 as the input voltage
supply offers enhanced thermal performance and higher
efficiency. Using the VPWR node can offer enhanced
performance against noise coupling from an output of a DC/
DC regulator. Users are encouraged to take the resulting
thermal dissipation in account when supplying VYMXGPS
directly from VPWR. For more information about package
thermal capabilities, reference
automatically set at 1.6 V, to maintain voltage headroom for
the operation of 1.3V VYMXGPS. Reference
details.
V
REF
VYMXGPS supplies two different voltages, depending on
If set at 1.8 V, VYMXGPS can be supplied by either V21
Note that when VYMXGPS is set at 1.3 V, V15 is
Thermal
AOACCTLVWDYMXA
AOACCTLVGYMXIO
VYMXYFIFAULT
CTLVWDYMXA
SELVWDYMXA
CTLVGYMXIO
SELVGYMXIO
Management.
Analog Integrated Circuit Device Data
Thermal
Interface
SPI
Freescale Semiconductor
Management.
V15
for more