TC2186 Microchip Technology Inc., TC2186 Datasheet

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TC2186

Manufacturer Part Number
TC2186
Description
50 Ma, 100 Ma, And 150 Ma Cmos Ldos With Shutdown And Error Output
Manufacturer
Microchip Technology Inc.
Datasheet

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Part Number
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Price
Part Number:
TC2186-1.8VCTTR
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TC2186-3.0VCTTR
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Features
• Low Supply Current (55 µA Typ.) for Longer Bat-
• Low Dropout Voltage: 140 mV (Typ.) @ 150 mA
• High Output Voltage Accuracy: ±0.4% (Typ)
• Standard or Custom Output Voltages
• Power-Saving Shutdown Mode
• ERROR Output Can Be Used as a Low Battery
• Fast Shutdown Reponse Time: 60 μsec (Typ)
• Overcurrent and Overtemperature Protection
• Space-Saving 5-Pin SOT-23A Package
• Pin Compatible Upgrades for Bipolar Regulators
• Standard Output Voltage Options:
Applications
• Battery Operated Systems
• Portable Computers
• Medical Instruments
• Instrumentation
• Cellular / GSMS / PHS Phones
• Pagers
Typical Application
© 2006 Microchip Technology Inc.
(from Power Control Logic)
tery Life
Detector or Processor Reset Generator
-
Shutdown Control
1.8V, 2.5V, 2.6V, 2.7V, 2.8V, 2.85V, 3.0V,
3.3V, 5.0V
V
IN
1 µF
50 mA, 100 mA, and 150 mA CMOS LDOs
1
2
3
GND
SHDN
V
IN
TC2054
TC2055
TC2186
with Shutdown and Error Output
ERROR
V
OUT
5
4
TC2054/2055/2186
1M
1 µF
V
ERROR
OUT
General Description
The TC2054, TC2055 and TC2186 are high accuracy
(typically ±0.4%) CMOS upgrades for older (bipolar)
low dropout regulators. Designed specifically for bat-
tery-operated systems, the devices’ total supply current
is typically 55 µA at full load (20 to 60 times lower than
in bipolar regulators).
The devices’ key features include low noise operation,
low dropout voltage – typically 45 mV (TC2054); 90 mV
(TC2055); and 140 mV (TC2186) at full load - and fast
response to step changes in load. An error output
(ERROR) is asserted when the devices are out-of-reg-
ulation (due to a low input voltage or excessive output
current). Supply current is reduced to 0.5 µA (max) and
both V
down input is low. The devices also incorporate over-
current and overtemperature protection.
The TC2054, TC2055 and TC2186 are stable with a
low esr ceramic output capacitor of 1 µF and have a
maximum output current of 50 mA, 100 mA and
150 mA, respectively. This LDO Family also features a
fast response time (60 µs typically) when released from
shutdown.
Package Type
OUT
V
V
OUT
and ERROR are disabled when the shut-
5
1
IN
GND
2
ERROR
SHDN
4
3
TC2054
TC2055
TC2186
5-Pin SOT-23A
Top View
DS21663C-page 1

Related parts for TC2186

TC2186 Summary of contents

Page 1

... The devices’ key features include low noise operation, low dropout voltage – typically 45 mV (TC2054 (TC2055); and 140 mV (TC2186) at full load - and fast response to step changes in load. An error output (ERROR) is asserted when the devices are out-of-reg- ulation (due to a low input voltage or excessive output current). Supply current is reduced to 0.5 µ ...

Page 2

... +25° Conditions Note 1 TC2054 TC2055 TC2186 Note 1V) < V < TC2054;TC2055I = 0 OUT MAX L TC2186 OUT MAX L Note 100 µ TC2015; TC2185 I = 100 mA L TC2185 I = 150 mA L Note 5 ...

Page 3

... OUT TEMPERATURE CHARACTERISTICS Electrical Specifications: Unless otherwise noted, V Parameters Temperature Ranges: Extended Temperature Range Operating Temperature Range Storage Temperature Range Thermal Package Resistances: Thermal Resistance, 5L-SOT-23 © 2006 Microchip Technology Inc. TC2054/2055/2186 = 100 µ 3.3 µF, SHDN > Min ...

Page 4

... I = 150 mA OUT µF Tantalum OUT 100 1000 10k 100k 1M 100 1,000 10,000 100,000 1,000,000 f (Hz) Power Supply Rejection T = 25° 130° -45°C 50 100 150 I (mA) LOAD Dropout Voltage vs LOAD © 2006 Microchip Technology Inc. ...

Page 5

... Output Voltage vs. Temperature. 1 1.8V OUT I = 0.1mA 1.88 OUT 1. 1.82 1.8 1. 2.8V IN 1.76 1.74 1.72 1.7 -50 -35 - Temperature (˚C) FIGURE 2-9: Output Voltage vs. Temperature. © 2006 Microchip Technology Inc. TC2054/2055/2186 = 100 µ 3.3 µF, SHDN > OUT 1.9 1.88 1.86 1.84 1.82 1.8 1.78 1.76 1.74 1.72 1 105 155 FIGURE 2-10: Current. 2 2.8V OUT I = 0.1mA OUT 2.85 2.8 = 6.0V 2.75 2.7 2.65 2.6 2.55 2.5 ...

Page 6

... Load 100µA Load Transient Response 4. 3.0V OUT C = 10μF OUT C = 0.01μF BYP I = 100µA OUT V SHDN V OUT Shutdown Delay. V SHDN V OUT 3.0V OUT C = 10μF OUT C = 0.01μF BYP I = 100µA OUT Shutdown Wake-up Time. © 2006 Microchip Technology Inc. ...

Page 7

... Note: Unless otherwise indicated 100kΩ PULLUP I = 0.3mA OUT 1V/Div V IN 2.8V V 1V/Div OUT 2.8V 2V/Div V ERROR 0V FIGURE 2-19 ERROR Delay. OUT © 2006 Microchip Technology Inc. TC2054/2055/2186 = 100 µ 3.3 µF, SHDN > OUT 3.42V 3. +25° DS21663C-page 7 ...

Page 8

... ERROR pin will be low when the output is typically below 5% of its specified value. 3.5 Regulated Voltage Output (V Connect the output load to V connect one side of the LDO output decoupling capacitor as close as possible to the V is OUT ) OUT of the LDO. Also OUT pin. OUT © 2006 Microchip Technology Inc. ...

Page 9

... DETAILED DESCRIPTION The TC2054, TC2055 and TC2186 are precision fixed output voltage regulators. (If an adjustable version is desired, refer to the TC1070/TC1071/TC1187 data sheet (DS21353). Unlike bipolar regulators, the TC2054, TC2055 and TC2186 supply current does not increase with load current. In addition, V stable and within regulation over the entire maximum output current operating load range ...

Page 10

... V INMAX OUTMIN LOADMAX 3 – × × × ]40 10 3.0 1.1 – 2.7 0.975 T – T JMAX AMAX P = -------------------------------------- - DMAX θ JA 125 55 – = -------------------- - 220 = 318mW and, therefore, JA © 2006 Microchip Technology Inc. ...

Page 11

... TC2054/2055/2186 TABLE 6-1: (V) 1.8 2.5 2.7 2.8 2.85 3.0 5.0 User Direction of Feed P Standard Reel Component Orientation for 713 Suffix Device (Mark Right Side Up) Pitch (P) Part Per Full Reel 4 mm PART NUMBER CODE AND TEMPERATURE RANGE TC2054 TC2055 TC2186 ...

Page 12

... E .102 .110 .118 E1 .059 .064 .069 D .110 .116 .122 L .014 .018 .022 .004 .006 .008 B .014 .017 .020 α A2 MILLIMETERS MIN NOM MAX 5 0.95 1.90 0.90 1.18 1.45 0.90 1.10 1.30 0.00 0.08 0.15 2.60 2.80 3.00 1.50 1.63 1.75 2.80 2.95 3.10 0.35 0.45 0. 0.09 0.15 0.20 0.35 0.43 0. Revised 09-12-05 © 2006 Microchip Technology Inc. ...

Page 13

... Page 5: Added new section 5.1 and new ver- biage. • Page 13: Updated package outline drawing. Revision B (May 2002) • Data Sheet converted to Microchip standards. Revision A (May 2001) • Original Release of this Document under Telcom. © 2006 Microchip Technology Inc. TC2054/2055/2186 DS21663C-page 13 ...

Page 14

... TC2054/2055/2186 NOTES: DS21663C-page 14 © 2006 Microchip Technology Inc. ...

Page 15

... TC2055-1.8VCTTR: 5LD SOT-23-A, 1.8V, b) TC2055-2.85VCTTR: 5LD SOT-23-A, 2.85V, c) TC2055-3.0VCTTR: 5LD SOT-23-A, 3.0V, a) TC2186-1.8VCTTR: 5LD SOT-23-A, 1.8V, b) TC2186-2.8VCTTR: 5LD SOT-23-A, 2.8V, . Tape and Reel. Tape and Reel. Tape and Reel. Tape and Reel. Tape and Reel. Tape and Reel. Tape and Reel. ...

Page 16

... TC2054/2055/2186 NOTES: DS21663C-page 16 © 2006 Microchip Technology Inc. ...

Page 17

... Microchip from any and all damages, claims, suits, or expenses resulting from such use. No licenses are conveyed, implicitly or otherwise, under any Microchip intellectual property rights. © 2006 Microchip Technology Inc. Trademarks The Microchip name and logo, the Microchip logo, Accuron, dsPIC, K ...

Page 18

... Taiwan - Kaohsiung Tel: 886-7-536-4818 Fax: 886-7-536-4803 Taiwan - Taipei Tel: 886-2-2500-6610 Fax: 886-2-2508-0102 Thailand - Bangkok Tel: 66-2-694-1351 Fax: 66-2-694-1350 © 2006 Microchip Technology Inc. EUROPE Austria - Wels Tel: 43-7242-2244-399 Fax: 43-7242-2244-393 Denmark - Copenhagen Tel: 45-4450-2828 Fax: 45-4485-2829 France - Paris ...

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