SGM3110 Shengbang Microelectronics, SGM3110 Datasheet

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SGM3110

Manufacturer Part Number
SGM3110
Description
MicroPower Regulated Charge Pump
Manufacturer
Shengbang Microelectronics
Datasheet

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Part Number:
SGM3110-5.0YN6
Manufacturer:
SGM
Quantity:
20 000
Part Number:
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GENERAL DESCRIPTION
The SGM3110 is a MicroPower switched capacitor
voltage converter that delivers a regulated output. No
external inductor is required for operation.
The SGM3110 can deliver up to 100mA to the voltage
regulated output. It features very low quiescent current
and high efficiency over a large portion of its load range,
making
applications. Furthermore, the combination of few
external components and small package size keeps the
total
space-restricted applications.
The SGM3110 uses a pulse skipping technique to provide
a regulated output from a varying input supply. The
SGM3110 contains a thermal management circuit to
protect the device under continuous output short-circuit
conditions.
The SGM3110 has lead (Pb) free SOT23-6 package and is
rated over the -40°C to +85°C temperature range.
APPLICATIONS
Cellular Phones
Digital Cameras
Handheld Electronics
LED/Display Backlight Driver
LEDs for Camera Flash
Portable Communication Devices
MP3 Players
GPS Receivers
PDAs
TYPICAL APPLICATION
SGM3110
converter
this
Shengbang Microelectronics Co, Ltd
Tel: 86/451/84348461
www.sg-micro.com
device
board
ON/OFF
ideal
area
V
C
OUT
OUT
to
= 10µF
for
a
battery-powered
minimum
GND
SHDN
V
OUT
in
V
C+
C-
IN
FEATURES
− Step-Up Voltage Converter
− Input Voltage Range:
− MicroPower Consumption: 60µA
− Fixed 5V, 4.5V ± 4% Output
− Peak Current 250mA for 100ms
− High Frequency 750kHz Operation
− Logic-Controlled Shutdown
− Short-Circuit/Over-Temperature Protection
− Lead (Pb) Free SOT23-6 Package
PIN CONFIGURATIONS(TOP VIEW)
Regulated Charge Pump
SGM3110-5.0: 2.7 to 5.0V
SGM3110-4.5: 2.7 to 4.5V
1µF
SHDN
V
GND
OUT
C
2
1
3
IN
= 10µF
V
SGM3110
SOT23-6
IN
Preliminary Data sheet
MicroPower
6
5
4
C+
V
C-
IN
Apr. 2007

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SGM3110 Summary of contents

Page 1

... The SGM3110 is a MicroPower switched capacitor voltage converter that delivers a regulated output. No external inductor is required for operation. The SGM3110 can deliver up to 100mA to the voltage regulated output. It features very low quiescent current and high efficiency over a large portion of its load range, www ...

Page 2

... TYP MAX UNITS (1) 2.7 V OUT 4.8 5.0 5.2 4.8 5.0 5.2 SHDN 0.2 1 SHDN = 0 1 SHDN 750 1.4 0 0.3 2.7 V OUT 4.32 4.5 4.68 4.32 4.5 4.68 SHDN = 0.2 1 SHDN = 0 1 SHDN 750 1.4 0 0.3 SGM3110 V V µA µA mV P-P % kHz V µA µ µA µA mV P-P % kHz V µA µA ms ...

Page 3

... ESD damage can range from subtle performance degradation to complete device failure. Precision = 25℃ A integrated circuits may be more susceptible to damage because very small parametric changes could cause the device not to meet its published ℃ specifications. FUNCTION 3 PACKAGE MARKING OPTION INFORMATION 3110 3110A SGM3110 ...

Page 4

... IN IN OUT FLY = 50mA OUT OUT to 100mA (50mA/div) V OUT Coupled (80mV/div) 4 Startup Time with 100mA Load Time (100µs/div) Output Ripple with I = 100mA OUT V Time (2µs/div) Load Transient Response for 100mA V = 3.0V IN 0mA AC Time (50µs/div) SGM3110 = 3.0V IN ...

Page 5

... Supply Current vs. Supply Voltage 0µA OUT C = 1µF FLY SHDN 2.5 3 3.5 4 4.5 Supply Voltage(V) V Threshold vs. Input Voltage SHDN 1 0 0.8 V 0.7 IL 0.6 0.5 2 2.5 3 3.5 4 4.5 Input Voltage (V) V Input Threshold (low) vs. Input Voltage SHDN 1 -40℃ 25℃ 0.9 85℃ 0.8 0.7 0.6 0.5 2 2.5 3 3.5 4 4.5 Input Voltage (V) SGM3110 5 5.5 5 5.5 5 5.5 ...

Page 6

... Oscillator Frequency vs. Supply Voltage 1160 1060 -40℃ 960 25℃ 860 760 660 560 2.7 3.2 Supply Voltage( 10µ 1µF, unless otherwise noted OUT FLY I = OUT 100 125 85℃ 3.7 4.2 4.7 6 Efficiency vs. Supply Voltage 95 25mA 85 50mA 75 100mA 2.7 3.2 3.7 4.2 Supply Voltage(V) SGM3110 4.7 5.2 ...

Page 7

... D 2.820 3.020 0.111 0.119 E 1.500 1.700 0.059 0.067 E1 2.650 2.950 0.104 0.116 e 0.950TYP 0.037TYP e1 1.800 2.000 0.071 0.079 L 0.700REF 0.028REF L1 0.300 0.600 0.012 0.024 θ 0° 8° 0° 8° SGM3110 ...

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