Document
STN690A
High performance low voltage NPN transistor
Features
■ Very low collector to emitter saturation voltage
■ DC current gain, hFE > 100 ■ 3 A continuous collector current
t(s)■ 40 V breakdown voltage V(BR)CER
■ SOT-223 plastic package for surface mounting
uccircuits in tape and reel packaging rodApplications te P■ Power management in portable equipment le■ Voltage regulation in bias supply circuits o■ Switching regulator in battery charger sapplications Ob■ Heavy load driver t(s) -Description cThe device in manufactured in low voltage NPN uplanar technology by using a “Base Island” layout. dThe resulting transistor shows exceptional high rogain performance coupled with very low Obsolete Psaturation voltage.
4 3
2 1
SOT-223
Figure 1. Internal schematic diagram
Table 1. Device summary
Order code
Marking
STN690A
N690A
Package SOT-223
Packaging Tape and reel
February 2009
Rev 2
1/9
www.st.com
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Electrical ratings
1 Electrical ratings
STN690A
Table 2. Symbol
Absolute maximum ratings Parameter
Value
Unit
VCBO Collector-base voltage (IE = 0)
40 V
VCER Collector-emitter voltage (RBE = 47 Ω)
40 V
VCEO Collector-emitter voltage (IB = 0)
30 V
VEBO
)IC t(sICM ucPtot rodTstg PTJ
Emitter-base voltage (IC = 0) Collector current Collector peak current (tP < 5 ms) Total dissipation at Tamb = 25 °C Storage temperature Max. operating junction temperature
leteTable 3. Thermal data
soSymbol
Parameter
ObRthj-amb Thermal resistance junction-amb (1)_ Obsolete Product(s) -1. Device mounted on PCB area of 1 cm2.
5 3 6 1.6 -65 to 150 150
V A A W °C °C
max
Value 78
Unit °C/W
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STN690A
2 Electrical characteristics
Electrical characteristics
(Tcase = 25 °C unless otherwise specified)
Table 4. Electrical characteristics
Symbol
Parameter
Test conditions
Min. Typ. Max. Unit
ICBO
Collector cut-off current (IE = 0)
VCB = 30 V VCB = 30 V; TC = 100 °C
10 µA 100 µA
Emitter cut-off current
IEBO
(IC = 0)
VEB = 4 V
t(s)V(BR)CEO (1)
Collector-emitter breakdown voltage
c(IB = 0)
IC = 10 mA
duCollector-emitter roV(BR)CER (1) breakdown voltage
P(RBE = 47 Ω)
IC = 10 mA
oleteV(BR)CBO
Collector-base breakdown voltage
(IE = 0)
IC = 100 µA
ObsV(BR)EBO
Emitter-base breakdown voltage (IC = 0)
IE = 100 µA
ct(s) -VCE(sat) (1) Collector-emitter Produsaturation voltage
IC = 0.5 A IC = 1.2 A IC = 2 A IC = 3 A IC = 3 A TC = 100 °C
IB = 5 mA IB = 20 mA IB = 20 mA IB = 100 mA IB = 100 mA
leteVBE(sat) (1)
Base-emitter saturation voltage
IC = 1 A
IB = 10 mA
o VBE(on) (1) Base-emitter on voltage IC = 1 A
VCE = 2 V
Obs IC = 10 mA VCE = 2 V
10 30
40
40
5
0.08 0.1 0.175 0.2
0.15 0.22 0.35 0.4
0.3 0.8 1 0.8 1 100 200 400
µA
V
V
V
V V V V V V V V
IC = 500 mA VCE = 2 V
100 200 400
hFE (1) DC current gain
IC = 1 A
VCE = 2 V
100
IC = 2 A
VCE = 1 V
100 160
IC = 3 A
VCE = 1 V
90 130
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Electrical characteristics
STN690A
Table 4. Electrical characteristics (continued)
Symbol
Parameter
Test conditions
Min. Typ. Max. Unit
ft
Transition frequency
IC = 50 mA f = 50 MHz
VCE = 5 V
100 MHz
Resistive load td Delay time tr Rise time
ts Storage time tf Fall time
IC = 3 A
VCC = 20 V
IB1 = -IB2 = 60 mA
see Figure 8
50 120 465 80
ns ns ns ns
1. Pulse duration = 300 µs, duty cycle ≤1.5%
t(s)2.1 Electrical characteristics (curves)
roducFigure 2. DC current gain
Figure 3. DC current gain
roduct(s) - Obsolete PFigure 4. Collector-emitter saturation Obsolete Pvoltage
Figure 5. Base-emitter saturation voltage
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STN690A Figure 6. Switching time resistive load
Electrical characteristics Figure 7. Switching time resistive load
uct(s)2.2 Test circuit rodFigure 8. Resistive load switching test circuit uct(s) - Obsolete P1) Fast electronic switch Obsolete Prod2) Non-inductive resistor
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Package mechanical data
3 Package mechanical data
STN690A
In order to meet environmental requirements, ST offers these devices in different grades of ECOPACK® packages, depending on their level of environmental compliance. ECOPACK®
specifications, grade definitions and products status are available at: www.st.com.
ECOPACK is an ST trademark.
Obsolete Product(s) - Obsolete Product(s)
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STN690A
Package mechanical data
SOT-223 mechanical data
DIM.
min.
mm. typ
max.
A A1 0.02
t(s)B 0.60 cB1 2.90 uc 0.24 rodD 6.30 Pe tee1 leE 3.30 soH 6.70 Obsolete Product(s) - ObV
0.70 3.00 0.26 6.50 2.30 4.60 3.50 7.00
1.80 0.1 0.85 3.15 0.35 6.70
3.70 7.30 10 o
0046067_L
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Revision history
4 Revision history
Table 5. Document revision history
Date
Revision
Changes
20-Oct-2006 10-Feb-2009
1 Initial release. 2 Updated SOT-223 mechanical data.
STN690A
Obsolete Product(s) - Obsolete Product(s)
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STN690A
t(s)Please Read Carefully: ucInformation in this document is provided solely in connection with ST products. STMicroelectronics NV and its subsidiaries (“ST”) reserve the dright to make changes, corrections, modifications or improvements, to this document, and the products a.