參數(shù)資料
型號： P95020ZLLGI8
廠商： INTEGRATED DEVICE TECHNOLOGY INC
元件分類： 電源管理
英文描述： 2-CHANNEL POWER SUPPLY MANAGEMENT CKT, PBGA124
封裝： LLGA-124
文件頁數(shù)： 35/137頁
文件大小： 3533K
代理商： P95020ZLLGI8
P95020 / Preliminary Datasheet
Revision 0.7.10
13
2010 Integrated Device Technology, Inc.
MODULE
PIN #
PIN NAME
DESCRIPTION
I/O TYPE
A37
I2S_SDOUT1
IS Serial Data OUT Channel 1
D-O
A38
I2S_SDIN1
IS Serial Data IN Channel 1
D-I
B31
I2CS_SCL
IC Slave clock
I2C-I/O
A39
I2CS_SDA
IC Slave data
I2C-O
B32
I2CM_SCL
IC Master clock
I2C-O
A40
I2CM_SDA
IC Master data
I2C-I/O
B33
GND
GND : Ground
GND
CLASS_D
A41
CLASS_D-
Class-D Inverting Output
A-O
B34
PGND
Ground for Class D BTL Power Stage
GND
A42
PVDD
Input Power for CLASS_D BTL Power Stage
A-I
B35
CLASS_D+
Class-D Non-Inverting Output
A-O
DC_DC
A43
BOOST5_SW2
BOOST5 Converter Power Switch
AP-O
Internally connected to pin A44 (BOOST_SW1)
B36
BOOST5_OUT
BOOST5 Converter Output
AP-O
A44
BOOST5_SW1
BOOST5 Converter Power Switch
AP-O
Internally connected to pin A43 (BOOST_SW2)
B37
BOOST5_GND
Ground for BOOST5 Power Supply
AP-I
A45
BUCK1000_FDBK
BUCK2 Converter #2 - Feedback
AP-I
B38
BUCK1000_IN
BUCK2 Converter #2 - Input
AP-I
A46
BUCK1000_OUT
BUCK2 Converter Output #2
– 1000mA
AP-O
B39
BUCK1000_GND
Ground for BUCK2 Converter #2
GND
A47
BUCK500_1_FDBK
BUCK1 Converter #1
– Feedback
AP-I
B40
BUCK500_1_GND
Ground for BUCK1 Converter #1
GND
A48
BUCK500_1_OUT
BUCK1 Converter Output #1 - 500mA
AP-O
B41
BUCK500_1_IN
BUCK1 Converter #1 Input
AP-I
A49
BUCK500_0_FDBK
BUCK0 Converter #0 feedback
AP-I
B42
BUCK500_0_GND
Ground for BUCK0 Converter #0
GND
A50
BUCK500_0_OUT
BUCK0 Converter Output #0 - 500mA
AP-O
B43
BUCK500_0_IN
BUCK0 Converter #0 Input
AP-I
A51
LED_BOOST_VSENSE
LED_BOOST Converter Output Voltage Sense Input to PWM Controller
AP-I
B44
LED_BOOST_VIN
LED_BOOST Converter GATE BIAS Supply
AP-I
A52
LED_BOOST_ISENSE
LED_BOOST Converter Output Current Sense Input to PWM Controller
AP-I
B45
LED_BOOST_GATE
LED_BOOST Converter GATE Drive to Power FET
AP-I
A53
NC
No Connect
NC
A54
LED_BOOST_GND
Ground for LED_BOOST
AP-I
A55
LED_BOOST_SINK1
LED_BOOST Converter Current Sink for LED String #1
AP-I
A56
NC
No Connect
NC
B46
PSCREF
Power Supply Current Reference
AP-O
A57
LED_BOOST_SINK2
LED_BOOST Converter Current Sink for LED String #2
AP-I
HOTSWAP
B47
HSCTRL1
Hot Swap Control Input 1
D-I
A58
HSO1
Hot Swap Output 1
A-O
B48
HSPWR
Hot Swap Switches Power Input
AP-I
A59
HSO2
Hot Swap Output 2
A-O
B49
HSCTRL2
Hot Swap Control Input 2
D-I
CHARGER
A60
CHRG_GND1
Pins A60 & B50 are the Power GND Pins for the Switching Regulator in the
Charger. Due to their higher current requirement they are internally tied
together & must be connected externally at the PC board also.
A-I
B50
CHRG_GND2
A-I
A61
CHRG_SW1
Pins A61 & B51connect to the inductor of the switch-mode step-down
regulator for the Battery Charger. Due to their higher current requirement
they are internally tied together & must be connected externally at the PC
board also.
A-O
B51
CHRG_SW2
A-O
A62
CHRG_INPUT1
Pins A62 & B52 provide 5V VBUS Input Power from the USB or from an
external wall mounted external supply. Due to their higher current
requirement they are internally tied together & must be connected
externally at the PC board also.
AP-I
B52
CHRG_INPUT2
AP-I
A63
CHRG_SYSVCC1
Pins A63 & B53 are System VCC Output (VSYS). Due to their higher current
requirement they are internally tied together & must be connected
externally at the PC board also.
A-O
B53
CHRG_SYSVCC2
A-O
A64
CHRG_BAT1
Pins A64 & B64 form the positive battery lead connection to a single cell Li-
Ion/Li-Poly battery. Due to their higher current requirement they are internally
tied together & must be connected externally at the PC board also.
AP-I/O
B54
CHRG_BAT2
AP-I/O
A65
CHRG_CLSEN
Input Current Limit Sense/filtering pin for current limit detection
A-I
B55
CHRG_ICHRG
Current setting. Connect to a current sense resistor
AP-I/O
A66
CHRG_GATE
Gate Drive for (Optional) External Ideal Diode
A-O
B56
CHRG_NTC
The
rmal Sense, Connect to a batterys thermistor
A-I
A67
CHRG_VNTC
NTC Power output. This pin provides power to the NTC resistor string.
AP-O
This output is automatically CHRG_SYSVCC level but only enabled when
NTC measurement is necessary to save power.
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