PFF4 [SEMTECH]

Axial Leaded Hermetically Sealed Superfast Recovery Rectifier Diode; 轴向引线密封式超快恢复整流二极管


型号：	PFF4
厂家：	SEMTECH CORPORATION
描述：	Axial Leaded Hermetically Sealed Superfast Recovery Rectifier Diode 轴向引线密封式超快恢复整流二极管整流二极管局域网
文件：	总4页 (文件大小：148K)
中文：	中文翻译
下载：	下载PDF数据表文档文件

PFF2, PFF4, PFF6

Axial Leaded Hermetically Sealed

Superfast Recovery Rectifier Diode

POWER DISCRETES

Description

Features

Quick reference data

Very low reverse recovery time

Glass passivated for hermetic sealing

Low switching losses

Soft, non-snap off, recovery characteristics

Avalanche capability

V_R= 200 - 600V

I_F= 1.25A

t_rr= 30nS

I_R= 1µA

Absolute Maximum Ratings

Electrical specifications @ T_A= 25°C unless otherwise specified.

Symbol

PFF2

200

PFF4

400

PFF6

600

Units

Working Reverse Voltage

Repetitive Reverse Voltage

V_RWM

V_RRM

200

400

600

Average Forward Current

I_F(AV)

I_FRM

I_FSM

@ 55°C in free air, lead length 0.375"

1.25

4.25

Repetitive Surge Current

@ 55°C in free air, lead length 0.375"

Non-Repetitive Surge Current

(tp = 8.3mS @ V_R& T_JMAX

)

22.0

Storage Temperature Range

Operating Temperature Range

T_STG

T_OP

-65 to +175

°C

Revision: April 25, 2007

www.semtech.com

PFF2, PFF4, PFF6

POWER DISCRETES

Electrical Specifications

Symbol

PFF2

PFF4

PFF6

Units

Average Forward Current max

(pcb mounted, T_A= 55°C)

for sine wave

I_F(AV)

0.7

for square wave

0.75

Average Forward Current max.

(T_L= 55°C; L = 3/8")

for sine wave

I_F(AV)

1.15

1.25

for square wave

I²t for fusing (t = 8.3mS) max.

I²t

A²S

2.00

Forward Voltage Drop max.

@ I_F= 1.0A, T = 25°C

V_F

2.50

Reverse Current max.

@ V , Tj = 25°C

@ V^R_R^W_WM^M, Tj = 100°C

1.0

µA

I^R_R

10.0

Reverse Recovery Time max.

trr

0.5A I_Fto 1.0A I_RMrecovers to 0.25A I_RM(REC)

Junction Capacitance typ.

@ V_R= 5V, f = 1MHz

Thermal Characteristics

Symbol

PFF2, PFF4, PFF6

Units

Thermal Resistance-Junction to Lead

Lead length = 0.375"

R_{θ JL}

°C/W

Lead length = 0.0"

Thermal Resistance-Junction to Ambient

on 0.06" thick pcb. 1 oz. copper

R_{θ JA}

100

www.semtech.com

2007 Semtech Corp.

PFF2, PFF4, PFF6

POWER DISCRETES

Maximum Characteristics

Figure 1. Forward voltage drops as a function of forward current.

Figure 2. Maximum power versus lead temperature.

Figure 3. Transient thermal impedance characteristic

Figure 4. Typical junction capacitance as a function of reverse voltage.

www.semtech.com

2007 Semtech Corp.

PFF2, PFF4, PFF6

POWER DISCRETES

Ordering Information

Part Number

Description

PFF2,

PFF4,

PFF6

Axial leaded hermetically sealed⁽¹⁾

Note:

(1) Available in bulk and tape and reel packaging. Please

consult factory for quantities.

Outline Drawing

Dimensions

Millimeters

Inches

MIN MAX

Note

DIM^N

MIN

MAX

3.81

1.50

1.10

28.0

.180

.032

4.57

0.81

Weight = 0.013oz

Contact Information

Semtech Corporation

Power Discretes Products Division

200 Flynn Road, Camarillo, CA 93012

Phone: (805)498-2111 FAX (805)498-3804

www.semtech.com

2007 Semtech Corp.

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