TPS62736_14 Datasheet, PDF (1/36 Pages) Texas Instruments – Programmable Output Voltage Ultra-Low Power Buck Converter with up to 50mA / 200 mA Output Current

TPS62736
TPS62737
www.ti.com
SLVSBO4B – OCTOBER 2012 – REVISED JULY 2013
Programmable Output Voltage Ultra-Low Power Buck Converter with up to 50mA / 200 mA
Output Current
Check for Samples: TPS62736, TPS62737
FEATURES
1
• Industry's highest efficiency at low output
currents: > 90% with I_OUT = 15 µA
• Ultra-Low Power Buck Converter
– TPS62736 Optimized for 50 mA Output
Current
– TPS62737 Optimized for 200mA Output
Current
– 1.3 V – 5 V Resistor Programmable Output
Voltage Range
– 2 V – 5.5 V Input Operating Range
– 380 nA / 375 nA Quiescent Current During
Active Operation for TPS62736 / TPS62737
– 10 nA Quiescent Current During Ship Mode
Operation
– 2% Voltage Regulation Accuracy
• 100% Duty Cycle (Pass Mode)
• EN1 and EN2 Control
– Two Power off states:
– 1) Shipmode (full power off state)
– 2) Standby mode includes VIN_OK
Indication
• Input Power Good Indication (VIN_OK)
– Push-pull Driver
– Resistor Programmable Threshold Level
APPLICATIONS
• Ultra Low Power Applications
• 2-Cell and 3-Cell Alkaline-Powered
Applications
• Energy Harvesting
• Solar Charger
• Thermal Electric Generator (TEG) Harvesting
• Wireless Sensor Networks (WSN)
• Low Power Wireless Monitoring
• Environmental Monitoring
• Bridge and Structural Health Monitoring (SHM)
• Smart Building Controls
• Portable and Wearable Health Devices
• Entertainment System Remote Controls
100
TPS62736
95
90
85
80
75
70
65
60
55
0.001
0.01
Test Conditions:
V_O = 2.5V, V_IN = 3V,
T_A = 25^oC, L = 10mH (Toko DFE252012C)
0.1
1
Iout (mA)
10
100
G000
> 90% at
I_OUT = 15 2A
V_IN
IN
SW
OUT
4.7F _TPS62736
L
10 2H
22 2F
V_OUT
1
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PRODUCTION DATA information current as of publication date.
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