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리소스
비디오 라이브러리
Cx Family Common Mode Chokes
0402CT Low Profile Chip Inductors
XAL7050 High-inductance Shielded Power Inductors
XGL4020 Ultra-low DCR Power Inductors

RA7040-AL Forward Mode

Planar Transformer for TI UCC2897 (PMP9720)

RoHS 준수
  • Developed for TI UCC2897 Current Mode Active Clamp PWM Controller (PMP9720 reference design)
  • Designed for forward topology operating at 200 kHz with an input range of 48 – 60 V.
지금 구매:

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샘플 신청:

통상적인 적용 분야

Texas Instruments UCC2897와(과) 호환

입력 전압 출력 1 전력
48 V 60 V 12 V , 13 A 150 W

사양

Electrical specifications at 25°C.

부품 번호
(Hover for schematics)
인덕턴스
@ 0A (µH) 2
(허용 오차: ±20%)
DCR max (mΩ) 3 누설
인덕턴스
최대 (µH) 4
권수비 전압시간적
(V-µs) 5
절연
전압 (Vrms) 6
Pri Sec Aux Pri : Sec : Aux
RA7040-AL 50 10.75 4.25 61.10 0.55 1 : 0.5 : 0.5 100 1500
메모
  1. Output is of the secondary winding frmo pins 11 – 8. Output of the aux winding is 12 V.
  2. Inductance is for the primary, measured on Agilent/HP 4284A at 200 kHz, 0.5 Vrms, 0 Adc with primary windings connected in parallel.
  3. DCR for the primary is measured with the windings connected in parallel. DCR at 25°C. For other operating temperatures, use this DCR at Temperature calculator.
  4. Leakage Inductance is for the primary, measured at 200 kHz, 0.5 Vrms, 0 Adc with primary windings connected in parallel and all secondary pins shorted.
  5. Volt-time product is based on primary windings connected in parallel.
  6. 1500 Vrms, one minute isolation hipot) from primary to secondary.

종단 처리:

  • RoHS-compliant  260°C compatible. Matte tin over nickel over brass.
환경
환경:
RoHS 준수
주변 온도 범위:
–40°C to +125°C
보관 온도 범위:
Component: –40°C to +125°C
Tray packaging: –40°C to +80°C
최고 부품 온도:
+165°C (ambient + temp rise)
고장 비율(FIT) / 평균 고장률(MTBF):

회로도

ra7040s.gif

Primary windings to be connected in parallel on the PC board.

물리적 특성

ra7040d.gif

dims_inches_mm.gif

일반 사양

코어 소재:
Ferrite
중량:
12.7 g
패키지:
36 per tray

납땜/세척

수분 민감도(MSL):
1 (unlimited floor life at <30°C / 85% relative humidity)
납땜 열 내성:
Max three 40 second reflows at +260°C, parts cooled to room temperature between cycles
납땜 전에 Coilcraft 부품의 납땜을 참조하십시오.
PCB 세척:
Tested to MIL-STD-202 Method 215 plus an additional aqueous wash. More info

관련 제품 시리즈