RL3720W-KIT

Low resistance chip resistors (long-side terminal) ■PRL / RL series Features ・ Innovative structure that takes consideration of heat dissipation suppresses the surface temperature enabling the small sizes, reduction of the influence on surrounding components, excellent temperature cycle resistance, low ESL and low noise. Applications PRL / RL series Current sensing surface mount resistors ・ PC power sources, inverters, automotive electronics, adopters, industrial machines ◆Part numbering system PRL 1220 - R010 - D - T5 Packaging quantity: T5(5,000pcs) RL 3720W T - R10 - F Resistance tolerance Nominal resistance value Nominal resistance value Series code Resistance tolerance Temperature coefficient of resistance Series code Size: PRL0816, PRL1220, PRL1632, PRL3264 Size: RL3720W, RL7520W ◆Electrical Specification Type Power ratings Temperature coefficient of resistance Resistance range(Ω) Resistance tolerance (ppm/°C) ±0.5% (D) PRL0816 1/3W PRL1220 2/3W PRL1632 1W PRL3264 2W ±100 0 ∼ +200 0 ∼ +350 ±50 ±100 0 ∼ +200 0 ∼ +350 ±50 ±100 0 ∼ +200 0 ∼ +350 ±50 RL3720W 1W ±100 0 ∼ +200 0 ∼ +350 ±50(Q) ±100(R) ー 0 ∼ +200(S) ー 0 ∼ +350(T) ー ±50(Q) 2W E-24 ー ー E-24 1m step (7m ~ 10m) ー E-24 1m step (5m ~ 10m) ー √(P・R) 3m≦R≦4m -40℃ ~ 125℃ T5 E-24 1m step (3m ~ 10m) E-24 1m step (1m ~ 10m) ー -55℃ 1m≦R≦4m ~ 125℃ 100m≦R≦470m 10m≦R≦91m 100m≦R≦470m 10m≦R≦91m Packaging quantity ±5% (J) 5m≦R≦91m ー ー ー ー 0 ∼ +200(S) 0 ∼ +350(T) 0 ∼ +420(T) 0 ∼ +800(T) ◆Dimensions ±2% (G) 100m≦R≦1 ー ±100(R) RL7520W ±1% (F) 75m≦R≦100m 43m≦R≦68m ー ー 33m≦R≦39m ー 18m≦R≦27m ー 10m≦R≦15m 56m≦R≦100m 47m≦R≦51m ー 20m≦R≦43m 10m≦R≦18m ー 7m≦R≦9m ー 56m≦R≦100m 20m≦R≦51m 10m≦R≦18m ー 5m≦R≦9m 56m≦R≦100m 47m≦R≦51m ー 20m≦R≦43m ー 10m≦R≦18m ー 5m≦R≦9m ±50 Maximum Resistance Operating voltage value series temperature 4,000pcs E-24 1m step (1m ~ 10m) ー 5m≦R≦9m 1m≦R≦4m L Type W a t b Size (inch) L W a b t PRL0816 0603 0.80±0.20 1.60±0.20 ー 0.20±0.10 0.40±0.10 PRL1220 0805 1.25±0.20 2.00±0.20 ー 0.35±0.15 0.50±0.10 PRL1632 1206 1.60±0.20 3.20±0.20 ー 0.45±0.15 0.50±0.10 PRL3264 2512 3.20±0.20 6.40±0.20 ー 0.90±0.15 0.50±0.10 RL3720W 1508 2.00±0.20 3.75±0.30 0.40±0.20 0.40＋0.20 0.50±0.20 RL7520W 3008 2.00±0.20 7.50±0.30 0.40±0.20 0.40±0.20 0.50±0.20 （unit：mm） 55 ◆ESL (Equivalent series inductance) 6 group1：Distance group2：Distance group3：Distance group4：Distance ESL(nH) 5 between between between between the the the the two two two two electrodes6.4ｍｍ （RL-3264） electrodes3.2ｍｍ （RL1632） electrodes1.6 ∼ 2.0ｍｍ （RL3720W） electrodes1.25ｍｍ （KRL2012） 4 Short side terminal type 3 2 Long side terminal type 1 0 0.1 1 Frequency/MHz 10 100 ◆Surface temperature data Chip resistors 120 Land pattern L (27mm) 1W applied 80 0.75W applied 60 40 0.5W applied 20 0 Increase of the surface temperature⊿T（℃） 160 5 10 15 W （mm） 20 0.5W applied 200 Chip resistors 150 L Land pattern 0.25W applied 100 50 0 120 10 L （mm） 20 (27mm) 100 80 1W applied 60 40 0.5W applied 20 0 5 10 15 20 25 W （7.9mm） 1W applied 200 150 W （mm） RL7520W （Power rating 1Ｗ） 250 Chip resistors 0.75W applied L Land pattern 0.5W applied 100 50 0 0 L Land pattern 2W applied 300 W W Chip resistors 160 0 （4.15mm） 250 Land area （S） ＝Ｗ・Ｌ 180 25 RL3720W （Power rating 0.5Ｗ） 300 200 PRL / RL series 0 Increase of the surface temperature⊿T（℃） Increase of the surface temperature⊿T（℃） W 180 100 RL7520W（Power rating 2Ｗ） 220 Land area （S） ＝Ｗ・Ｌ 200 Current sensing surface mount resistors RL3720W （Power rating 1Ｗ） 220 Increase of the surface temperature⊿T（℃） These high-power low resistance chip resistors are designed to dissipate heat efficiently through the land patterns on circuit boards. The actual temperature of the surface of the resistor is dependent upon the dimensions and the shape of the land patterns. The high power type land pattern and surface temperature ○ 30 0.25W applied 0 10 L （mm） 20 30 50 0 −40 0 70 125 100 50 0 −55 0 70 125 Ratio to rated power (％) 100 Ratio to rated power (％) Ratio to rated power (％) ◆Derating Curve 100 50 0 −55 Ambient temperature (℃) Ambient temperature (℃) RL3720W PRL series 0 30 125 150 Ambient temperature (℃) RL7520W Maximum pulse power limit（W） ◆Resistance to power pulse 200 RL7520W-R10 100 Test procedure RL7520-R10 150 Voltage pulse is applied to the test samples mounted RL3264-R050 on the test board. RL1632-R050 After each pulse, resistance drift is measured. Pulse vol tage is increased until the drift exceeds +/-0.5%. 50 The power at that voltage is defined as the maximum RL1220-R10 0 0.001 0.01 0.1 1 10 pulse power. Pulse duration （seconds） 56