TCA5600

TCA5600 MOTOROLA | Alldatasheet

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Technical content

/C0084/C0067/C0065/C0053/C0054/C0048/C0048 /C0084/C0067/C0070/C0053/C0054/C0048/C0048 SEMICONDUCTOR TECHNICAL DATA UNIVERSAL MICROPROCESSOR POWER SUPPLY/CONTROLLERS

ORDERING INFORMATION

TJ = 0° to +125°C TJ = – 40° to +150°C Plastic DIP Plastic DIP PIN CONNECTIONS Order this document by TCA5600/D PLASTIC PACKAGE CASE 707 (Top View) RESET VCC1 WDI INH1 Vout2 Prog Vout2 Output Vout1 Sense Vref Converter Output INH2 Current Sense GND Base Drive Iout1 Sense Delay WDS VCC2 Converter Input 1MOTOROLA ANALOG IC DEVICE DATA /C0085/C0110/C0105/C0118/C0101/C0114/C0115/C0097/C0108 /C0077/C0105/C0099/C0114/C0111/C0112/C0114/C0111/C0099/C0101/C0115/C0115/C0111/C0114 /C0080/C0111/C0119/C0101/C0114 /C0083/C0117/C0112/C0112/C0108/C0121/C0047/C0067/C0111/C0110/C0116/C0114/C0111/C0108/C0108/C0101/C0114/C0115 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, on–chip dc/dc converter, programmable and remote controlled voltage regulator, fixed 5.0 V supply voltage regulator with external PNP power device, undervoltage detection circuit, power–on RESET delay and watchdog feature for safe and hazard free microprocessor operations.

• 6.0 V to 30 V Operation Range
• 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
• Self–Contained dc/dc Converter Fully Controlled by the Programmable Regulator to Guarantee Safe Operation Under All Working Conditions
• Programmable Power–On 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 MOS–Compatible Applications Include:
• Microprocessor Systems with E2PROMs
• High Voltage Crystal and Plasma Displays
• Decentralized Power Supplies in Computer Telecom Systems RECOMMENDED OPERATING CONDITIONS Characteristics Symbol Min Max Unit Power Supply Voltage VCC1 VCC2 5.0 5.5 V Collector Current IC — 800 mA Output Voltage Vout2 6.0 30 V Reference Source Current Iref 0 2.0 mA  Motorola, Inc. 1996 Rev 0

2 MOTOROLA ANALOG IC DEVICE DATA

MAXIMUM RATINGS (TA = +25°C [Note 1], unless otherwise noted.) Rating Symbol Value Unit Power Supply Voltage (Pin 3,14) VCC1 , VCC2 35 Vdc Base Drive Current (Pin 15) IB 20 mA Collector Current (Pin 10) IC 1.0 A Forward Rectifier Current (Pin 10 to Pin 9)IF 1.0 A Logic Inputs INH1, INH2, WDS (Pin 6, 11, 18) VINP –0.3 V to VCC1 Vdc Logic Input Current WDI (Pin 4) IWDI ±0.5 mA Output Sink Current RESET (Pin 1) IRES 10 mA Analog Inputs (Pin 2) Analog Inputs(Pin 7) –0.3 to 10 –0.3 to 5.0 V Reference Source Current (Pin 5) Iref 5.0 mA Power Dissipation (Note 2) TA = +75°C TCA5600 TA = +85°C TCF5600 PD 500 650 mW Thermal Resistance, Junction–to–Air R θJA 100 °C/W Operating Ambient Temperature Range TCA5600 TCF5600 TA 0 to +75 –40 to +85 Operating Junction Temperature Range TCA5600 TCF5600 TJ +125 +150 Storage Temperature Range Tstg –65 to +150 °C 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). Inhibit 2 (INH2) Supply Voltage VCC1 RESET Reference 2.5V Delay Circuit DC/DC Converter Thermal Shut–Down Watchdog Comp. IComp. II Voltage Protection Current Limit 135418 PNP Base Drive Vout1 Sense 10 9 12 7 8 14 16 Delay Gnd Inhibit 1 (INH1) WDS WDI V ref Current Sense Converter Input Converter Output Current Sense V Programming out2 Regulator Vout2 Supply Voltage VCC2 Representative Block Diagram

3MOTOROLA ANALOG IC DEVICE DATA ELECTRICAL CHARACTERISTICS (VCC1 = VCC2 = 12 V; TJ = 25°C; Iref = 0; Iout1 = 0 [Note 3]; RSC = 0.5 Ω ; INH = High INH2 = High; WDS = High; Iout2 = 0 [Note 4]; unless otherwise noted.) Characteristics Figure Symbol Min Typ Max Unit REFERENCE SECTION Nominal Reference Voltage 1 Vref nom 2.42 2.5 2.58 V Reference Voltage Iref = 0.5 mA, Tlow ≤ TJ ≤ Thigh (Note 5), 6.0 V ≤ VCC1 ≤ 18 V Vref 2.4 — 2.6 V Line Regulation (6.0 V ≤ VCC2 ≤ 18 V) Reg line — 2.0 15 mV Average Temperature Coefficient Tlow ≤ TJ ≤ Thigh (Note 5) 2 ΔVref ΔTJ — — ± 0.5 mV/°C Ripple Rejection Ratio f = 1.0 kHz, Vsin = 1.0 Vpp

3 RR 60 70 — dB

0 ≤ Iref ≤ 2.0 mA ZO — 1.0 — Ω Standby Current Consumption VCC2 = Open 4 ICC1 — 3.0 — mA

5.0 V MICROPROCESSOR VOLTAGE REGULATOR SECTION

Nominal Output Voltage Vout1(nom) 4.8 5.0 5.2 V Output Voltage 5.0 mA ≤ Iout1 ≤ 300 mA, Tlow ≤ TJ ≤ Thigh (Note 5)

6.0 V ≤ VCC2 ≤ 18 V

Vout1 4.75 — 5.25 V Line Regulation (6.0 V ≤ VCC2 ≤ 18 V) Reg line — 10 50 mV Load Regulation (5.0 mA ≤ Iout1 ≤ 300 mA) Reg load — 20 100 mV Base Current Drive (VCC2 = 6.0 V, V15 = 4.0 V) IB 10 15 — mA Ripple Rejection Ratio f = 1.0 kHz, Vsin = 1.0 Vpp

3 RR 50 65 — dB

Undervoltage Detection Level (RSC = 5.0 Ω ) 7 Vlow 4.5 0.93 × Vout1 — V Current Limitation Threshold (RSC = 5.0 Ω ) VRSC 210 250 290 mV Average Temperature Coefficient Tlow ≤ TJ ≤ Thigh (Note 5) ΔVout1 ΔTJ — — ±1.0 mV/°C DC/DC CONVERTER SECTION Collector Current Detection Level High RC = 10 k Low

9 V12(H)

V12(L) 350 400 450 mV Collector Saturation Voltage IC = 600 mA (Note 6) 10 VCE(sat) — — 1.6 V Rectifier Forward Voltage Drop IF = 600 mA (Note 6) 11 VF — — 1.4 V 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 T low = –40°C for TCF5600 Thigh = +125°C for TCA5600 T high = +150°C for TCF5600 6. Pulse tested tp ≤ 300 µs.

4 MOTOROLA ANALOG IC DEVICE DATA

ELECTRICAL CHARACTERISTICS (VCC1 = VCC2 = 12 V; TJ = 25°C; Iref = 0; Iout1 = 0 [Note 3]; RSC = 0.5 Ω ; INH = High ELECTRICAL CHARACTERISTICS INH2 = High; WDS = High; Iout2 = 0 [Note 4]; unless otherwise noted.) Characteristics Symbol Min Typ Max Unit PROGRAMMABLE VOLTAGE REGULATOR SECTION (Note 6) Nominal Output Voltage Vout2(nom) 23 24 25 V Output Voltage (Figure 8) 1.0 mA ≤ Iout2 ≤ 100 mA, Tlow ≤ TJ ≤ Thigh (Notes 5, 7) Vout2 22.8 — 25.2 V Load Regulation 1.0 mA ≤ Iout2 ≤ 100 mA (Note 7) Reg load — 40 200 mV DC Output Current Iout2 100 — — mA Peak Output Current (Internally Limited) Iout2 p 150 200 — mA Ripple Rejection Ratio f = 20 kHz, V = 0.4 Vpp RR 45 55 — dB Output Voltage (Fixed 5.0 V) 1.0 mA ≤ Iout2 ≤ 20 mA, Tlow ≤ TJ ≤ Thigh INH1 = HIGH (Note 5) Vout2(5.0 V) 4.75 — 5.25 V Off State Output Impedance (INH2 = Low) R out1 — 10 — kΩ Average Temperature Coefficient Tlow ≤ TJ ≤ Thigh (Note 5) ΔVout2 ΔTJVout2 — — ±0.25 mV/°C V WATCHDOG AND RESET CIRCUIT SECTION Threshold Voltage High (Static) Low VC5(H) VC5(L) 2.5 1.0 V Current Source Tlow ≤ TJ ≤ Thigh (Note 5) Power–Up RESET Watchdog Time Out Watchdog RESET IC5 –1.8 –2.5 5×IC5 –50×IC5 –3.2 µA Watchdog Input Voltage Swing VWDI — — ±5.5 V Watchdog Input Impedance ri 12 15 — kΩ Watchdog Reset Pulse Width (C8 = 1.0 nF) (Note 9) tp — — 10 µs DIGITAL PORTS: WDS , INH 1, INH 2, RESET (Note 8) Input Voltage Range VINP — — –0.3 to VCC1 V Input High Current 2.0 V ≤ VIH ≤ 5.5 V

5.5 V ≤ VIH ≤ VCC1

µA Input Low Current –0.3 V ≤ VIL ≤ 0.8 V for INH1, INH2, –0.3 V ≤ VIL ≤ 0.4 V for WDS IIL — — –100 µA Leakage Current Immunity (INH2, High “Z” State) (Figure 12) IZ ±20 — — µA Output Low Voltage RESET (IOL = 6.0 mA) VOL — — 0.4 V Output High Voltage RESET (VOH = 5.5 V) VOH — — 20 µA 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 T low = –40°C for TCF5600 Thigh = +125°C for TCA5600 T high = +150°C for TCF5600 6. V9 = 28 V, INH1 = LOW for this Electrical Characteristic section unless otherwise noted. 7. Pulse tested tp ≤ 300 µs. 8. Temperature range Tlow ≤ TJ ≤ Thigh applies to this Electrical Characteristics section. 9. For test purposes, a negative pulse is applied to Pin 4 (–2.5 V ≥ V4 ≥ –5.5 V).

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Figure 4. Standby Current versus Supply Voltage Figure 5. Power–Up Behavior of the 5.0 V Regulator Figure 6. Foldback Characteristics of the 5.0 V Regulator

28 V 24 V

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Figure 10. Power Switch Characteristics Figure 11. Rectifier Characteristics Figure 12. INH 2 Leakage Current Immunity

rejection on both regulators. Figure 13. Simplified Converter Schematic

8 Vout2

2.5 V typical]

Figure 14. Voltage and Current Waveform

10 MOTOROLA ANALOG IC DEVICE DATA

Figure 15. INH1, INH2 TruthTable converter operates only if VCC2 <Vout2. regulator Vout2 when addressed by the control software. programming sequence in a microprocessor based system. cycle takes place in the memory. Figure 16. Typical E2PROM Programming Sequence

5.0 V supply exhibiting low voltage drop is obtained to power

the output current Iout1 above 1.0 A. monostable with a negative edge sensitive control input WDI. the Typical RESET Timing Diagram. of the timing signals are indicated by the Equations (9) to (11).

12 MOTOROLA ANALOG IC DEVICE DATA

CASE 707–02 ISSUE C NOTES: 1. POSITIONAL TOLERANCE OF LEADS (D), SHALL BE WITHIN 0.25 (0.010) AT MAXIMUM MATERIAL CONDITION, IN RELATION TO SEATING PLANE AND EACH OTHER. 2. DIMENSION L TO CENTER OF LEADS WHEN FORMED PARALLEL. 3. DIMENSION B DOES NOT INCLUDE MOLD FLASH.1 SEATING PLANE M A B K C N F G D H J L DIM MIN MAX MIN MAX INCHESMILLIMETERS A 22.22 23.24 0.875 0.915 B 6.10 6.60 0.240 0.260 C 3.56 4.57 0.140 0.180 D 0.36 0.56 0.014 0.022 F 1.27 1.78 0.050 0.070 G 2.54 BSC 0.100 BSC H 1.02 1.52 0.040 0.060 J 0.20 0.30 0.008 0.012 K 2.92 3.43 0.115 0.135 L 7.62 BSC 0.300 BSC M 0 15 0 15 N 0.51 1.02 0.020 0.040 /C0095/C0095 /C0095/C0095 Motorola reserves the right to make changes without further notice to any products herein. Motorola makes no warranty, representation or guarantee regarding the suitability of its products for any particular purpose, nor does Motorola assume any liability arising out of the application or use of any product or circuit, and specifically disclaims any and all liability, including without limitation consequential or incidental damages. “Typical” parameters which may be provided in Motorola data sheets and/or specifications can and do vary in different applications and actual performance may vary over time. All operating parameters, including “Typicals” must be validated for each customer application by customer’s technical experts. Motorola does not convey any license under its patent rights nor the rights of others. Motorola products are not designed, intended, or authorized for use as components in systems intended for surgical implant into the body, or other applications intended to support or sustain life, or for any other application in which the failure of the Motorola product could create a situation where personal injury or death may occur. Should Buyer purchase or use Motorola products for any such unintended or unauthorized application, Buyer shall indemnify and hold Motorola and its officers, employees, subsidiaries, affiliates, and distributors harmless against all claims, costs, damages, and expenses, and reasonable attorney fees arising out of, directly or indirectly, any claim of personal injury or death associated with such unintended or unauthorized use, even if such claim alleges that Motorola was negligent regarding the design or manufacture of the part. Motorola and are registered trademarks of Motorola, Inc. Motorola, Inc. is an Equal Opportunity/Affirmative Action Employer. How to reach us: USA / EUROPE / Locations Not Listed: Motorola Literature Distribution;JAPAN : Nippon Motorola Ltd.; Tatsumi–SPD–JLDC, 6F Seibu–Butsuryu–Center, P.O. Box 20912; Phoenix, Arizona 85036. 1–800–441–2447 or 602–303–54543–14–2 Tatsumi Koto–Ku, Tokyo 135, Japan. 03–81–3521–8315 INTERNET : http://Design–NET.com 51 Ting Kok R oad, Tai Po, N.T., Hong Kong. 852–26629298 TCA5600/D /C0042/C0084/C0067/C0065/C0053/C0054/C0048/C0048/C0047/C0068/C0042