|
|
Part: TCA5600
Category:
Description:
Company:
Datasheet: Download TCA5600 datasheet File size : 361 kB
Request For quote: Find where to buy TCA5600
Datasheet text preview:
Order this document by TCA5600/D
TCA5600 TCF5600 Universal Microprocessor Power Supply/Controllers
The TCA5600, TCF5600 are versatile power supply control circuits for microprocessor based systems and are mainly intended for automotive applications and battery powered instruments. To cover a wide range of applications, the devices offer high circuit flexibility with a minimum of external components. Functions included in this IC are a temperature compensated voltage reference, onchip dc/dc converter, programmable and remote controlled voltage regulator, fixed 5.0 V supply voltage regulator with external PNP power device, undervoltage detection circuit, poweron RESET delay and watchdog feature for safe and hazard free microprocessor operations. · 6.0 V to 30 V Operation Range
UNIVERSAL MICROPROCESSOR POWER SUPPLY/CONTROLLERS
SEMICONDUCTOR TECHNICAL DATA
· · · · · · · · · · · · ·
2.5 V Reference Voltage Accessible for Other Tasks Fixed 5.0 V ± 4% Microprocessor Supply Regulator Including Current Limitation, Overvoltage Protection and Undervoltage Monitor. Programmable 6.0 V to 30 V Voltage Regulator Exhibiting High Peak Current (150mA), Current Limiting and Thermal Protection. Two Remote Inputs to Select the Regulator's Operation Mode: OFF = 5.0 V, 5.0 V Standby Programmable Output Voltage SelfContained dc/dc Converter Fully Controlled by the Programmable Regulator to Guarantee Safe Operation Under All Working Conditions Programmable PowerOn RESET Delay Watchdog Select Input Negative Edge Triggered Watchdog Input Low Current Consumption in the VCC1 Standby Mode All Digital Control Ports are TTL and MOSCompatible Microprocessor Systems with E2PROMs High Voltage Crystal and Plasma Displays Decentralized Power Supplies in Computer Telecom Systems
RESET Vout1 Sense VCC1 WDI Vref INH1 Vout2 Prog Vout2 Output Converter Output 1 2 3 4 5 6 7 8 9 (Top View) Min 5.0 5.5 -- 6.0 0 Max 30 30 800 30 2.0 Unit V 18 WDS 17 Delay 16 Iout1 Sense 15 Base Drive 14 VCC2 13 GND 12 Current Sense 11 INH2 10 Converter Input
18 1
PLASTIC PACKAGE CASE 707
PIN CONNECTIONS
Applications Include:
RECOMMENDED OPERATING CONDITIONS
Characteristics Power Supply Voltage Collector Current Output Voltage Reference Source Current Symbol VCC1 VCC2 IC Vout2 Iref
ORDERING INFORMATION
mA V mA Device TCA5600 TCF5600 Operating Temperature Range TJ = 0° to +125°C TJ = 40° to +150°C Package Plastic DIP Plastic DIP
Rev 0
© Motorola, Inc. 1996
MOTOROLA ANALOG IC DEVICE DATA
1
TCA5600 TCF5600
MAXIMUM RATINGS (TA = +25°C [Note 1], unless otherwise noted.)
Rating Power Supply Voltage (Pin 3,14) Base Drive Current (Pin 15) Collector Current (Pin 10) Forward Rectifier Current (Pin 10 to Pin 9) Logic Inputs INH1, INH2, WDS (Pin 6, 11, 18) Logic Input Current WDI (Pin 4) Output Sink Current RESET (Pin 1) Analog Inputs (Pin 2) Analog Inputs (Pin 7) Reference Source Current (Pin 5) Power Dissipation (Note 2) TA = +75°C TCA5600 TA = +85°C TCF5600 Thermal Resistance, JunctiontoAir Operating Ambient Temperature Range TCA5600 TCF5600 Operating Junction Temperature Range TCA5600 TCF5600 Storage Temperature Range Iref PD 500 650 RJA TA 0 to +75 40 to +85 TJ +125 +150 Tstg 65 to +150 °C °C 100 °C/W °C Symbol VCC1, VCC2 IB IC IF VINP IWDI IRES Value 35 20 1.0 1.0 0.3 V to VCC1 ±0.5 10 0.3 to 10 0.3 to 5.0 5.0 Unit Vdc mA A A Vdc mA mA V mA mW
NOTES: 1. Values beyond which damage may occur. 2. Derate at 10 mW/°C for junction temperature above +75°C (TCA5600). Derate at 10 mW/°C for junction temperature above +85°C (TCF5600).
Representative Block Diagram
Supply Voltage V CC2 14 V out2 Programming Converter Input Converter Output Regulator Vout2 Current Sense Current Sense 16 Current Limit Voltage Protection
10
9
12
7
8
Inhibit 2 11 (INH2) Inhibit 1 6 (INH1) Supply Voltage VCC1 3
DC/DC Converter
A2
A1 Reference 2.5V Thermal ShutDown A1
15 2
PNP Base Drive Vout1 Sense
RESET
1 Delay Circuit Comp. II 17 Delay 18 WDS 4 WDI Watchdog Comp. I 5 Vref 13 Gnd
2
MOTOROLA ANALOG IC DEVICE DATA
TCA5600 TCF5600
ELECTRICAL CHARACTERISTICS (VCC1 = VCC2 = 12 V; TJ = 25°C; Iref = 0; Iout1 = 0 [Note 3]; RSC = 0.5 ; INH = High
INH2 = High; WDS = High; Iout2 = 0 [Note 4]; unless otherwise noted.) Characteristics REFERENCE SECTION Nominal Reference Voltage Reference Voltage Iref = 0.5 mA, Tlow TJ Thigh (Note 5), 6.0 V VCC1 18 V Line Regulation (6.0 V VCC2 18 V) Average Temperature Coefficient Tlow TJ Thigh (Note 5) Ripple Rejection Ratio f = 1.0 kHz, Vsin = 1.0 Vpp Output Impedance 0 Iref 2.0 mA Standby Current Consumption VCC2 = Open 5.0 V MICROPROCESSOR VOLTAGE REGULATOR SECTION Nominal Output Voltage Output Voltage 5.0 mA Iout1 300 mA, Tlow TJ Thigh (Note 5) 6.0 V VCC2 18 V Line Regulation (6.0 V VCC2 18 V) Load Regulation (5.0 mA Iout1 300 mA) Base Current Drive (VCC2 = 6.0 V, V15 = 4.0 V) Ripple Rejection Ratio f = 1.0 kHz, Vsin = 1.0 Vpp Undervoltage Detection Level (RSC = 5.0 ) Current Limitation Threshold (RSC = 5.0 ) Average Temperature Coefficient Tlow TJ Thigh (Note 5) DC/DC CONVERTER SECTION Collector Current Detection Level High RC = 10 k Low Collector Saturation Voltage IC = 600 mA (Note 6) Rectifier Forward Voltage Drop IF = 600 mA (Note 6) 9 10 11 V12(H) V12(L) VCE(sat) VF 350 -- -- -- 400 50 -- -- 450 -- 1.6 1.4 mV V V 3 7 5 6 Regline Regload IB RR Vlow VRSC Vout1 TJ -- -- 10 50 4.5 210 -- 10 20 15 65 0.93 × Vout1 250 -- 50 100 -- -- -- 290 ±1.0 mV mV mA dB V mV mV/°C Vout1(nom) Vout1 4.8 4.75 5.0 -- 5.2 5.25 V V 4 2 1 Vref nom Vref Regline Vref TJ 3 RR ZO ICC1 60 -- -- 70 1.0 3.0 -- -- -- dB mA 2.42 2.4 -- -- 2.5 -- 2.0 -- 2.58 2.6 15 ± 0.5 V V mV mV/°C Figure Symbol Min Typ Max Unit
NOTES: 3. The external PNP power transistor satisfies the following minimum specifications: hFE 60 at IC = 500 mA and VCE = 5.0 V; VCE(sat) 300 mV at IB = 10 mA and IC = 300 mA 4. Regulator Vout2 programmed for nominal 24 V output by means of R4, R5 (see Figure 1). 5. Tlow = 0°C for TCA5600 Tlow = 40°C for TCF5600 Thigh = +125°C for TCA5600 Thigh = +150°C for TCF5600 6. Pulse tested tp 300 µs.
MOTOROLA ANALOG IC DEVICE DATA
3
Others parts begin by tc
TC-1 TC-2 TC-3 TC-4 TC-5 TC-6 TC-7 TC-8 TC-9 TC-10 TC-11 TC-12 TC-13 TC-14 TC-15 TC-16 TC-17 TC-18 TC-19 TC-20 TC-21 TC-22 TC-23 TC-24 TC-25 TC-26 TC-27 TC-28 TC-29 TC-30 TC-31 TC-32 TC-33 TC-34 TC-35 TC-36 TC-37 TC-38 TC-39 TC-40 TC-41 TC-42 TC-43 TC-44 TC-45 TC-46
|
|
|
