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參數資料
型號: TPS65920BZCHR
廠商: TEXAS INSTRUMENTS INC
元件分類: 消費家電
英文描述: SPECIALTY CONSUMER CIRCUIT, PBGA139
封裝: 10 X 10 MM, 0.65 MM PITCH, GREEN, PLASTIC, NFBGA-139
文件頁數: 69/115頁
文件大小: 1232K
代理商: TPS65920BZCHR
Ferritecheapbead
VBAT.RIGHT
VIBRA.M
VIBRA.GND(LED.GND)
CV.V
VIBRA.P
VBAT
Onboard
Chip
Vibrator
037-053
LV.P
CV.P
CV.M
LV.M
SWCS037G
– MAY 2008 – REVISED APRIL 2011
NOTE
For other component values, see Table 14-1.
6.1.2
Vibrator H-Bridge
A digital signal from the pulse width modulated generator is fed to the vibrator H-bridge driver. The vibrator
H-bridge is a differential driver that drives vibrator motors. The differential output allows dual rotation
directions.
6.1.2.1
Vibrator H-Bridge Output Characteristics
Table 6-2 lists the vibrator H-bridge output characteristics.
Table 6-2. Vibrator H-Bridge Output Characteristics
Parameter
Test Conditions
Min
Typ
Max
Unit
VBAT voltage
2.8
3.6
4.8
V
Differential output swing (16-
load)
VBAT = 2.8 V
3.6
VPP
VBAT = 3.5 V
4.3
Output resistance (summed for both sides)
8
Load capacitance
100
pF
Load resistance
8
16
60
Load inductance
30
300
μH
Total harmonic distortion
10%
Operating frequency
20
10k
Hz
6.1.2.2
External Components and Application Schematics
Figure 6-3 is a simplified vibrator H-bridge schematic.
Figure 6-3. Vibrator H-Bridge
Copyright
2008–2011, Texas Instruments Incorporated
Audio/Voice Module (TPS65930 Device Only)
57
focus.ti.com: TPS65930/TPS65920
相關PDF資料
PDF描述
TPS65920BZCH SPECIALTY CONSUMER CIRCUIT, PBGA139
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TPS65930A2ZCH SPECIALTY CONSUMER CIRCUIT, PBGA139
TPS65930BZCHR SPECIALTY CONSUMER CIRCUIT, PBGA139
TPS65930BZCH SPECIALTY CONSUMER CIRCUIT, PBGA139
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