Datasheet

www.ti.com 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
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 mF 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
Submit Documentation Feedback
Copyright © 2010, Texas Instruments Incorporated