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參數(shù)資料
| 型號： | TPS65023QRHARQ1 |
| 廠商： | TEXAS INSTRUMENTS INC |
| 元件分類： | 電源管理 |
| 英文描述： | POWER SUPPLY SUPPORT CKT, PQCC40 |
| 封裝： | 6 X 6 MM, GREEN, PLASTIC, MO-220VJJD-2, VQFN-40 |
| 文件頁數(shù)： | 3/54頁 |
| 文件大小： | 1546K |
| 代理商： | TPS65023QRHARQ1 |
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DEFDCDC3
VDCDC3
PGND3
L3
VINDCDC3
VINDCDC1
L1
PGND1
VDCDC1
DEFDCDC1
HOT_RESET
DEFLDO1
DEFLDO2
VSYSIN
VBACKUP
VRTC
AGND2
VINLDO
VLDO1
VLDO2
SCLK
SDAT
INT
RESPWRON
TRESPWRON
DCDC1_EN
DCDC2_EN
DCDC3_EN
LDO_EN
LOWBAT
AGND1
LOWBA
T_SNS
PWRF
AIL_SNS
VCC
VINDCDC2
L2
PGND2
VDCDC2
DEFDCDC2
PWRF
AIL
www.ti.com
SLVS927C – MARCH 2009 – REVISED MAY 2010
PIN ASSIGNMENT
(TOP VIEW)
TERMINAL FUNCTIONS
TERMINAL
I/O
DESCRIPTION
NAME
NO.
SWITCHING REGULATOR SECTION
AGND1
40
Analog ground. All analog ground pins are connected internally on the chip.
AGND2
17
Analog ground. All analog ground pins are connected internally on the chip.
PowerPAD
–
Connect the exposed thermal pad to analog ground.
Input voltage for VDCDC1 step-down converter. VINDCDC1 must be connected to the same voltage
VINDCDC1
6
I
supply as VINDCDC2, VINDCDC3, and VCC.
L1
7
Switch pin of VDCDC1 converter. The VDCDC1 inductor is connected here.
VDCDC1
9
I
VDCDC1 feedback voltage sense input. Connect directly to VDCDC1
PGND1
8
Power ground for VDCDC1 converter.
Input voltage for VDCDC2 step-down converter. VINDCDC2 must be connected to the same voltage
VINDCDC2
36
I
supply as VINDCDC1, VINDCDC3, and VCC.
L2
35
Switch pin of VDCDC2 converter. The VDCDC2 inductor is connected here.
VDCDC2
33
I
VDCDC2 feedback voltage sense input. Connect directly to VDCDC2
PGND2
34
Power ground for VDCDC2 converter
Input voltage for VDCDC3 step-down converter. VINDCDC3 must be connected to the same voltage
VINDCDC3
5
I
supply as VINDCDC1, VINDCDC2, and VCC.
L3
4
Switch pin of VDCDC3 converter. The VDCDC3 inductor is connected here.
VDCDC3
2
I
VDCDC3 feedback voltage sense input. Connect directly to VDCDC3
PGND3
3
Power ground for VDCDC3 converter.
Power supply for digital and analog circuitry of VDCDC1, VDCDC2, and VDCDC3 dc-dc converters.
VCC
37
I
VCC must be connected to the same voltage supply as VINDCDC3, VINDCDC1, and VINDCDC2.
VCC also supplies serial interface block.
Copyright 2009–2010, Texas Instruments Incorporated
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Product Folder Link(s): TPS65023-Q1
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