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V7809-500 Dataheets PDF



Part Number V7809-500
Manufacturers CUI
Logo CUI
Description DC switching regulator / non-isolated
Datasheet V7809-500 DatasheetV7809-500 Datasheet (PDF)

rev. page date 1 of 4 04/2008 PART NUMBER: V78XX-1000 series www.DataSheet4U.com DESCRIPTION: DC switching regulator, non-isolated description The V78XX series of switching regulators are designed to replace 78XX linear regulators, with the objective of drop-in replacement without the need for a heatsink, because the V78XX series features high efficiency under all line conditions. Built-in short-circuit and over-temperature protections ensure very rugged operations. Additionally, low ripple .

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rev. page date 1 of 4 04/2008 PART NUMBER: V78XX-1000 series www.DataSheet4U.com DESCRIPTION: DC switching regulator, non-isolated description The V78XX series of switching regulators are designed to replace 78XX linear regulators, with the objective of drop-in replacement without the need for a heatsink, because the V78XX series features high efficiency under all line conditions. Built-in short-circuit and over-temperature protections ensure very rugged operations. Additionally, low ripple and noise performance make the parts useful in a wide range of applications. features · efficiency up to 95% ·no need for heatsinks ·wide input range ·short circuit protection ·thermal shutdown ·low ripple and noise ·pin compatible to LM78XX series ·non-isolated model number V7803-1000 V7805-1000 V7806-1000 V7809-1000 V7812-1000 input voltage range 4.75~28 Vdc 6.5~32 Vdc 8~32 Vdc 11~32 Vdc 15~32 Vdc output voltage 3.3 Vdc 5 Vdc 6.5 Vdc 9 Vdc 12 Vdc output current 1000 mA 1000 mA 1000 mA 1000 mA 1000 mA efficiency Vin_min Vin_max 90% 83% 93% 88% 94% 90% 95% 92% 95% 94% OUTPUT SPECIFICATIONS item output voltage accuracy line regulation load regulation output ripple short circuit protection short circuit input power output current limit switching frequency dynamic load stability quiescent current thermal shutdown temperature coefficient max load capacitance conditions min. at 100% load Vin = min. to max. at full load 10% to 100% full load 20 MHz bandwidth, output w/ 10 μ F cap continuous, auto recovery upon removal of short load impedance is ≤ 0.1 Ω subject to over-temp shutdown fixed switching frequency topology 280 100%<->10% load Vin_min to Vin_max at no load internal IC junction -40°C ~ 85°C ambient typ. ±2 ±0.2 ±0.4 20 0.5 330 5 150 max. ±3 ±0.4 ±0.6 35 1.2 2000 450 ±100 7 0.02 2000 unit % % % mVp-p W mA KHz mV mA °C %/°C μF GENERAL SPECIFICATIONS item operating temperature range operating case temperature storage temperature range cooling solderability storage humidity range case material case thermal impedance MTBF package weight conditions see derating curve min. -40 -40 -55 typ. max. 85 100 125 300 95 50 at 25°C per MIL-HDBK-217F 2,000,000 3.7 unit °C °C °C °C % °C/W hours grams free air convection 1.5 mm from case for 10 seconds relative humidity, non-condensing plastic (UL94-V0) 10 20050 SW 112th Ave. Tualatin, Oregon 97062 phone 503.612.2300 fax 503.612.2382 rev. page date 2 of 4 04/2008 PART NUMBER: V78XX-1000 series www.DataSheet4U.com DESCRIPTION: DC switching regulator, non-isolated MECHANICAL DRAWINGS 11.50 0.453 8.90 0.350 Recommended PCB Layout Pattern 1.00 +0.15/-0 [0.040 +0.006/-0] 17.50 0.689 0.50 0.020 (TYP) 4.10 (3 PLCS) 2.54 [0.100] 1 2 3 2.54 [0.100] Top View 0.50 0.020 (3 PLCS) 1 2 3 PIN 1 2 3 2.54 0.100 (2 plcs) ASSIGNMENTS +Vin GND +Vout 2.15 0.085 (3 PLCS) 1 2 3 0.30 0.012 (3 PLCS) 5.08 0.200 3.21 0.126 units: mm(inches) pin tolerances: ±0.10(±0.004) general tolerances: ±0.25(±0.01) THERM.


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