Texas Instruments TPS43340 Evaluation Module TPS43340EVM TPS43340EVM 데이터 시트
제품 코드
TPS43340EVM
JP3
VOUT1
selected
VIN
selected
VO1
VIN
VO1
VIN
JP3
V
IN
2
VIN selected
VOUT1 selected
V
IN
V
O
U
T
1
V
IN
2
V
IN
V
O
U
T
1
JP5
external supply
JP5
VOUT1
ROSC
240 KHz
ROSC
ROSC
400 KHz
600 KHz
Setup
JP3
–
VINLR1 is the jumper used to select the power supply source for the linear regulator. The jumper
selects the output of the switch-mode regulator 1 or the protected battery input (VIN). The user can leave
the jumper open and use an external supply via the VINLR1 test point.
the jumper open and use an external supply via the VINLR1 test point.
Figure 3. VINLR1 Jumper Setting
JP4
–
VIN2 is the jumper used to select the power supply source for the switch-mode regulator 2. The
jumper selects the output of the switch-mode regulator 1 or the protected battery input (VIN).
Figure 4. VIN2 Jumper Setting
JP5
–
VSUP is the jumper used to select the power supply source for the switch-mode regulator 3. The
jumper selects the output of the switch-mode regulator 1 or the VSUP input (J6).
Figure 5. VSUP Jumper Setting
JP6
–
ROSC is the jumper used to select the operating switching frequency for the switch-mode
regulators. The jumper places a pulldown resistor in the circuit to set the frequency to approximately 240
kHz, 400 kHz, or 600 kHz.
kHz, 400 kHz, or 600 kHz.
Figure 6. ROSC Jumper Settings
3
SLVU463
–
July 2011
TPS4334xEVM Evaluation Module
Copyright
©
2011, Texas Instruments Incorporated