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Part: NCV8800HDW33R2
Category:
Description: Synchronous Automotive Buck Regulator
Company: ON Semiconductor
Datasheet: Download NCV8800HDW33R2 datasheet File size : 113 kB
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Datasheet text preview:
NCV8800 Series Synchronous Buck Regulator with 1.0 Amp Switch
The NCV8800 is an automotive synchronous step-down buck regulator. This part provides an efficient step-down voltage compared to linear regulators. The NCV8800 uses very few external components allowing for maximum use of printed circuit board space.
Features http://onsemi.com
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Output Voltage Options: 2.6 V, 3.3 V, 5.0 V, 7.5 V ±3.0% Output 3.5 V Operation AUXILIARY Hold Up Pin (for Cranking Conditions) On-Chip Switching Power Devices (0.4 RDS(ON)) Constant Frequency Synchronous Operation On-Chip Charge Pump Control Circuitry Nonoverlap Logic Power Up Sequencing Control Option (2.6 V and 3.3 V Only) ENABLE Battery Voltage Capable Option Selectable Reset Delay Dual Pin Feedback Connection V2TM Control Topology Internally Fused Leads in SO-16L Package NCV Prefix for Automotive and Other Applications Requiring Site and Change Control Telecommunications Mobile Multimedia Instrumentation Automotive Entertainment Systems
100 90 80 EFFICIENCY (%) 70 60 50 40 30 20 10 0 0 VIN = 13.5 V L =100 mH 100 200 300 400 500 600 700 800 VOUT = 3.3 V VOUT = 2.6 V VOUT = 7.5 V VOUT = 5.0 V
16 1
SO-16L DW SUFFIX CASE 751G
PIN CONNECTIONS AND MARKING DIAGRAM
1 AUXILIARY ENABLE RESET GND GND DELAY FB1 FB2 x NCV8800xy AWLYYWW 16 VIN CP SWITCH GND GND VIN2 NC COMP
Typical Applications
= Voltage Ratings as Indicated Below: 2 = 2.6 V 3 = 3.3 V 5 = 5.0 V 7 = 7.5 V y = ENABLE Option as Indicated Below: S = Sequenced H = High Voltage A = Assembly Location WL, L = Wafer Lot YY, Y = Year WW, W = Work Week
ORDERING INFORMATION
See detailed ordering and shipping information in the package dimensions section on page 11 of this data sheet.
LOAD CURRENT (mA)
Figure 1. Efficiency vs. Load Current
© Semiconductor Components Industries, LLC, 2003
1
September, 2003 - Rev. 10
Publication Order Number: NCV8800/D
NCV8800 Series
Auxiliary Supply (optional) External Regulator
0.01 µF MRA4004T3 0.1 µF 5.1 k AUXILIARY ENABLE RESET GND GND DELAY FB1 FB2 VIN CP SWITCH GND GND VIN2 NC COMP 10 µF* 100 1.0 k 100 µH 0.1 µF VOUT *The supply capacitor must be located physically close to the IC pins. VBAT
NCV8800
0.01 µF
RESET
100 µF
Figure 2. Application Diagram
Figure 3. Typical Operation With An 8.0 W Load
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2
NCV8800 Series
MAXIMUM RATINGS*
Rating Supply Voltages, VIN, VIN2 AUXILIARY ENABLE (Sequenced Option) ENABLE (High Voltage Option) RESET DELAY SWITCH (V5VSENSE = 0 V) Operating Junction Temperature Storage Temperature Range ESD - Human Body Model (AUXILIARY, ENABLE, RESET, DELAY, FB1, FB2, CP, SWITCH, COMP) Human Body Model (VIN, VIN2) Machine Model (All Pins) Package Thermal Resistance, SO-16L Junction-to-Case, RqJC Junction-to-Ambient, RqJA Lead Temperature Soldering: 1. 60 second maximum above 183°C. 2. -5°C/+0°C allowable condition. *The maximum package power dissipation must be observed. Reflow (SMD Style Only) (Note 1) Value -0.3 to 45 -0.3 to 8.0 -0.3 to 7.0 -0.3 to 8.0 -0.3 to 30 -0.3 to 7.0 -1.0 to 45 -40 to 150 -55 to 150 2.0 1.3 200 Unit V V V V V V V °C °C kV kV V °C/W 18 80 240 Peak (Note 2) °C
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Others parts begin by nc
NC-1 NC-2 NC-3 NC-4 NC-5 NC-6 NC-7 NC-8 NC-9 NC-10 NC-11
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