High-Efficiency Charge Pump
TPS60310, TPS60311, TPS60312, TPS60313
SINGLE-CELL TO 3-V/3.3-V, 20-mA DUAL OUTPUT, HIGH-EFFICIENCY CHARGE PUMP WITH SNO...
Description
TPS60310, TPS60311, TPS60312, TPS60313
SINGLE-CELL TO 3-V/3.3-V, 20-mA DUAL OUTPUT, HIGH-EFFICIENCY CHARGE PUMP WITH SNOOZE MODE
SLVS362A – MAY 2001 – REVISED AUGUST 2001
features
D Regulated 3-V or 3.3-V Output Voltage With
up to 20-mA Output Current From a 0.9-V to 1.8-V Input Voltage Range
D High Power Conversion Efficiency (up to
90%) Over Wide Output Current Range, Optimized for 1.2-V Battery Voltage
D Snooze Mode for Improved Efficiency at
Low-Output Current
D Additional Output With 2 Times VI (OUT1) D Device Quiescent Current Less Than 2 µA D Supervisor Included; Open Drain or
Push-Pull Power Good Output
D No Inductors Required/Low EMI D Only Five Small, 1-µF Ceramic Capacitors
Required
D Microsmall 10-Pin MSOP Package
description
applications
D Pagers D Battery-Powered Toys D Portable Measurement Instruments D Home Automation Products D Medical Instruments (Like Hearing
Instruments)
D Metering Applications Using MSP430
Microcontroller
D Portable Smart Card Readers
SNOOZE C1– VIN C1+
OUT1
DGS PACKAGES (TOP VIEW)
1
10
2
9
3
8
4
7
5
6
PG GND C2– C2+ OUT2
The TPS6031X step-up, regulated charge pumps generate a 3-V ±4% or 3.3-V ±4% output voltage from a 0.9-V to 1.8-V input voltage (one alkaline, NiCd, or NiMH battery).
ACTUAL SIZE 3,05 mm x 4,98 mm
Only five small 1-µF ceramic capacitors are required to build a complete high-efficiency dc/dc charge pump converter. To achieve the high efficiency over a wide input voltage range, the charge pump automatical...
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