Texas Instruments Evaluation Module for 2.25MHz Step-Down Converter with Dual LDOs & SVS TPS650061EVM-584 TPS650061EVM-584 데이터 시트
제품 코드
TPS650061EVM-584
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TPS650061 EVM Electrical Performance Specifications
2
TPS650061 EVM Electrical Performance Specifications
Table 1. TPS650061EVM Electrical and Performance Specifications
PARAMETER
NOTES AND CONDITIONS
MIN
NOM
MAX
UNITS
INPUT CHARACTERISTICS
V
IN
Input Voltage
2.3
6.0
V
V
IN_UVLO
VIN falling
1.72
1.77
1.82
V
Input UVLO
Hysteresis
160
mV
OUTPUT CHARACTERISTICS
V
ODC
Output Voltage DCDC
V
IN
= Nom, I
OUT
= Nom
1.2
V
VINDCDC 2.3V to 6V,
PFM/PWM
–3.5%
3.5%
Accuracy DCDC1
With 1% tolerance resistors
PWM
3%
V
IN
DCDC = 2.3 V to 2.5 V
300
I
OUTDC
Output Current DCDC
mA
V
IN
DCDC = 2.7 V to 6 V
1000
600
VLDO1
Output Voltage LDO1
V
IN
= Nom, I
OUT
= Nom
3.3
V
I
OUTLDO1
Output Current LDO1
Continuous output current
300
mA
VLDO2
Output Voltage LDO2
1.8
V
I
OUTLDO2
Output Current LDO2
Continuous output current
300
mA
Accuracy LDOs
VINLDO = 1.6 V to 6 V, Iout = 1 mA to 175 mA,
–5.5%
5.5%
VLDOx = 1.2 V, With 1% tolerance resistors
VINLDO = 1.5 V to 6 V, Iout = 1 mA to 300 mA,
–5.5%
5.5%
VLDOx = 1.2 V, With 1% tolerance resistors
Supply Voltage
Supervisor
Supervisor
RST Trip Voltage
R7 = 475k, R8 = 232k, JP9 connected between VIN
1.8
V
and RSTSN_IN
t
RST
RST Recovery Time
C5 = 0.1
m
F
30
ms
SYSTEMS CHARACTERISTICS
F
SW
Switching Frequency
1722
2250
2847
kHz
3
SLVU354 – March 2010
Using the TPS650061EVM 2.25 MHz Step-Down Converter with Dual LDO
Copyright © 2010, Texas Instruments Incorporated