LITEON SMAJ100C, SMAJ110, SMAJ110CA, SMAJ11A, SMAJ11C Datasheet

UNIT

WATTS

AMPS.

WATTS

Volts

C

C REV. 2, 01-Dec-2000, KSIA02

LITE-ON

SEMICONDUCTOR

SMAJ SERIES

SURFACE MOUNT

UNIDIRECTIONAL AND BIDIRECTIONAL TRANSIENT VOLTAGE SUPPRESSORS

FEATURES

Rating to 200V VBR

For surface mounted applications

Reliable low cost construction utilizing molded plastic technique

Plastic material has UL flammability classification 94V-O

Typical IR less than 1uA above 10V

Fast response time: typically less than 1.0ps for Uni-direction,less than 5.0ns for Bi-direction,form 0 Volts to BV min

MECHANICAL DATA

Case : Molded plastic

Polarity : by cathode band denotes uni-directional device none cathode band denotes bi-directional device

Weight : 0.002 ounces, 0.064 gram

STAND-OFF VOLTAGE - 5.0 to 170 Volts POWER DISSIPATION - 400 WATTS

SMA

				SMA
A			DIM.	MIN.	MAX.
			A	4.06	4.57
B		C	B	2.29	2.92
			C	1.27	1.63
			D	0.15	0.31
			E	4.83	5.59
G			F	0.05	0.20
H	F	D	G	2.01	2.62
			H	0.76	1.52
E
			All Dimensions in millimeter

MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS

Ratings at 25 ambient temperature unless otherwise specified.

Single phase, half wave, 60Hz, resistive or inductive load.

For capacitive load, derate current by 20%

CHARACTERISTICS		SYMBOLS	VALUE
PEAK POWER DISSIPATION AT TA = 25 C,		PPK	Minimum 400
TP = 1ms (Note 1,2)
Peak Forward Surge Current 8.3ms
single half sine-wave super imposed		IFSM	40
on rated load (Note 3)	(JEDEC METHOD)
Steady State Power Dissipation at TL =75 C		PM(AV)	1.0
Maximum Instantaneous forward voltage		VF	3.5
at 35A for unidirectional devices only (Note 3)
Operating Temperature Range		TJ	-55 to +150
Storage Temperature Range		TSTG	-55 to +175

NOTES : 1. Non-repetitive current pulse, per fig. 3 and derated above TA= 25 per fig.1.

2.Thermal Resistance junction to Lead

3.8.3ms single half-sine wave duty cycle= 4 pulses maximum per minute (unidirectional units only).

RATING AND CHARACTERISTIC CURVES SMAJ SERIES

PEAK PULSE DERATING IN % OF PEAK POWER OR CURRENT

FIG.1 - PULSE DERATING CURVE

100

75

50

25

10 X 1000 WAVEFORM AS

DEFINED BY R.E.A.

0

0

25

50

75

100

125

150

175

200

AMBIENT TEMPERATURE, C

PEAK FORWARD SURGE CURRENT,

FIG.2 - MAXIMUM NON-REPETITIVE SURGE CURRENT

	60
	50
AMPERES	40
	30
	20

10				Pulse Width 8.3ms
			Single Half-Sine-Wave
				(JEDEC METHOD)
0

1 2 5 10 20 50 100

NUMBER OF CYCLES AT 60Hz

FIG.3 - PULSE WAVEFORM

									TR=10us
)	100										Peak value (IRSM)
, (%
																				IRSM
														Half value=
CURRENT																				2
																							Pulse width (TP) is defined
																									as that point where the
																									peak current decays to
PULSE																											50% of IRSM
	50						TP
																									10 x 1000 waveform as
PEAK																										defined by R.E.A.
										TJ=25 C
IP,
	0
	0						1.0												2.0				3.0							4.0

T , TIME ( ms )

		FIG.5 - PULSE RATING CURVE
	100
		TA=25 C
)
( KW		NON-REPETITIVE
	10	PULSE WAVEFORM
PEAK POWER		SHOWN IN FIG 3.
	1.0
PP,

5.0mm LEAD AREAS

0.1

0.1us

1.0us

10us

100us

1.0ms

10ms

TP, PULSE WIDTH

			FIG.4 - TYPICAL JUNCTION CAPACITANCE
	10000
, (pF)	1000			Uni-directional
CAPACITANCE				TJ = 25 C
			Bi-directional
	100
	10	1	10	100	1000
			STAND-OFF VOLTAGE, VOLTS

(W)		FIG.6 - STEADY STATE POWER DERATING CURVE
	1.0
DISSIPATION	0.8
POWER	0.6
STATE	0.4
STEADY	0.2			60Hz RESISTIVE OR
					INDUCTIVE LOAD
PM(AV),	0.0
	0	25		50		75		100	125		150		175		200
						TL, LEAD TEMPERATURE

REV. 2, 01-Dec-2000, KSIA02