Datasheet

2 TPS650250EVM Electrical Performance Specifications
www.ti.com TPS650250EVM Electrical Performance Specifications
Table 1. TPS650250EVM Electrical and Performance Specifications
Parameter Notes & Conditions Min Nom Max Units
INPUT CHARACTERISTICS
V
IN
Input Voltage 3.3 5.5 V
V
IN_UVLO
Input UVLO V
IN
falling 2.35 V
OUTPUT CHARACTERISTICS
DEFDCDC1 = 3.3
high
V
OUT_DCDC1
Output Voltage DCDC1 V
IN
= Nom, I
OUT
= Nom V
DEFDCDC1 = 2.7
low
Vin = 3.3V to 6 V, DEFDCDC2 = 2.5
Iout = 0 mA to 800 mA high
V
OUT_DCDC2
Output Voltage DCDC2 V
DEFDCDC2 = 1.8
low
VINDCDC2 = 3.3V to 6V, PFM/PWM –2% 2%
Accuracy DCDC1, DCDC2
Iout = 0 mA to 800 mA
PWM -1% 1%
V
OUT_DCDC3
Output Voltage DCDC3 VIN = 3.3V to 6V, Iout = 0 mA to 800 mA 1.2 V
Vin = 3.3V to 6 V, PFM/PWM -4% 4%
Accuracy DCDC3 Iout = 0 mA to 800 mA,
PWM –3% 3%
With 1% tolerance resistors
F
SW
Switching Frequency 2250 kHz
V
OUT_LDO1
Output Voltage LDO1 2.5 V
V
OUT_LDO2
Output Voltage LDO2 1.4 V
Accuracy LDO1, LDO2 Iout = 10 mA, with 1% tolerance resistors –3% 5%
V
VDD_ALIVE
Output Voltage VDD_Alive 1.0 V
Accuracy VDD_Alive Iout = 0 mA –3% 3%
I
OUT_DCDC1
Output Current DCDC1 V
OUT
= Nom 1600 mA
I
OUT_DCDC2
Output Current DCDC2 V
OUT
= Nom 800 mA
I
OUT_DCDC3
Output Current DCDC3 V
OUT
= Nom 800 mA
Output Current LDO1, LDO2 V
IN
= 1.8 V, V
OUT
= 1.3 V 200 mA
Output Current LDO1, LDO2 V
IN
= 1.5 V, V
OUT
= 1.3 V 120 mA
Output Current VDD_ALIVE 30 mA
SLVU290 – July 2009 Using the TPS650250EVM Power Management IC for Li-Ion Powered Systems 3
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