TelCom Semiconductor Inc TC05ACZM, TC05ACOA, TC04BCOA, TC04BCZM, TC04ACZM, TC04ACOA, TC05BCZM, TC05BCOA Datasheet

TC04A

TC04B

TC05A

TC05B

LOW POWER, BANDGAP VOLTAGE REFERENCES

FEATURES			GENERAL DESCRIPTION
■	Temperature Coefficient .........................	50ppm/°C	The TC04 (1.25V output) and TC05 (2.5V output) bipo-
■ Wide Operating Current Range		15μA to 20mA	lar, two-terminal, bandgap voltage references offer preci-
	TC04 ............................................		sion performance without premium price. These devices
	TC05 ............................................	20μA to 20mA	do not require thin-film resistors, greatly lowering manufac-
■	Dynamic Impedance ............................................	1Ω	turing complexity and cost.
■	Output Tolerance ........................................	Typ. 2%	A 50ppm/°C output temperature coefficient and 15μA
■	Output Voltage Option		to 20mA operating current range make these devices at-
	TC04 ...........................................................	1.25V	tractive for multimeter, data acquisition converter, and tele-
	TC05 .............................................................	2.5V	communication voltage references.
■ TO-92 Plastic Package

■ 8-Pin Plastic Narrow Body SOIC Package

PIN CONFIGURATIONS

1

2

3

APPLICATIONS

TO-92-2 Plastic (BOTTOM VIEW)

8-Pin Plastic SOIC

■ADC and DAC Reference

■Current Source Generation

■	Threshold Detectors		NC	1	8				NC
■	Power Supplies		NC	2			7		NC
■	Multimeters								+IN
			NC	3			6
	1	2							NC
			–IN	4			5
			NC = NO INTERNAL CONNECTION
		TC04ACZM			TC04ACOA
		TC04BCZM			TC04BCOA
		TC05ACZM			TC05ACOA
		TC05BCZM			TC05BCOA

ORDERING INFORMATION

		Temperature		Max. Temperature
Part No.	Package	Range	Voltage	Coefficient
TC04ACOA	8-Pin SOIC	0°C to +70°C	1.25V	50ppm/°C
TC04ACZM	TO-92-2	0°C to +70°C	1.25V	50ppm/°C
TC04BCOA	8-Pin SOIC	0°C to +70°C	1.25V	100ppm/°C
TC04BCZM	TO-92-2	0°C to +70°C	1.25V	100ppm/°C
TC05ACOA	8-Pin SOIC	0°C to +70°C	2.5V	50ppm/°C
TC05ACZM	TO-92-2	0°C to +70°C	2.5V	50ppm/°C
TC05BCOA	8-Pin SOIC	0°C to +70°C	2.5V	100ppm/°C
TC05BCZM	TO-92-2	0°C to +70°C	2.5V	100ppm/°C

4

5

6

7

8

TC04/5-6	8/23/96
TELCOM SEMICONDUCTOR, INC.	3-5

LOW POWER, BANDGAP TC04A VOLTAGE REFERENCES TC04B

TC05A

TC05B

ABSOLUTE MAXIMUM RATINGS*

Forward Current ....................................................	+10mA
Reverse Current ....................................................	+30mA
Storage Temperature Range ................	– 65°C to +150°C
Operating Temperature Range	0°C to +70°C
TO-92 Package .....................................
Surface Mount Package ........................	0°C to +70°C

Lead Temperature (Soldering, 10 sec)

TO-92 Package ..............................................	+300°C
Surface Mount Package .................................	+300°C
Power Dissipation .............................	Limited by Forward/
	Reverse Current

*Functional operation above the absolute maximum stress ratings is not implied.

ELECTRICAL CHARACTERISTICS: TA = +25°C, unless otherwise specified.

Symbol	Parameter	Test Conditions	Min	Typ	Max	Unit
VBR	Reverse Breakdown Voltage:	IR = 100μA
	TC04		1.24	1.26	1.28	V
	TC05		2.45	2.50	2.60
DVBR	Reverse Breakdown Voltage Change:	15μA < IR < 20mA	—	10	20	mV
	TC04
		20μA < IR < 1mA	—	0.25	1
	TC05	20μA < IR < 20mA	—	10	20
		25μA < IR < 1mA	—	0.25	1
TC	Temperature Coefficient:	IR = 100μA				%/°C
	TC04A/TC05A		—	0.003	0.005
	TC04B/TC05B		—	0.003	0.01
IR	Reverse Current:
	TC04		0.015	—	20	mA
	TC05		0.020	—	20

3-6	TELCOM SEMICONDUCTOR, INC.