Sanken Electric Co A8181SLB Datasheet
●A8181SLB Series
A8181SLB Series
Allegro Microsystems, INC. product
Surface-Mount, Low Circuit Current, Low Dropout Voltage Dropper Type
■Features
• Surface-mount package
• Output current: 0.5A
• Low circuit current
Iq≤120µA (Output ON)
Iq(off)≤20µA(Output OFF)
• Low dropout voltage: VDIF≤0.3V (at IO=0.5A)
• Output ON/OFF control terminal is compatible with LS-TTL.
• Built-in thermal protection circuit
■Applications
• Portable phones and PHS telephones
• Battery-driven electronic equipment
■Absolute Maximum Ratings
Parameter
DC Input Voltage
DC Output Current
Power Dissipation
Junction Temperature
Ambient Operating Temperature
Storage T emperature
Symbol
VIN
IO
PD
Tj
Top
Tstg
Ratings
10
0.6
1.9(TC=25°C)
+150
–20 to +85
–40 to +150
(Ta=25°C)
Unit
V
A
W
°C
°C
°C
12
●A8181SLB Series
■Electrical Characteristics
Parameter
Input Voltage
Output Voltage
Dropout Voltage
Line Regulation
Load Regulation
Temperature Coefficient
of Output Voltage
Circuit Current
Quiescent Circuit
Current
Control V oltage
(Output ON)
Control V oltage
V
C
(Output OFF)
*
Terminal
Input Current
* Output is OFF when output ON/OFF terminal is open.
Symbol
VIN
Conditions
VDIF
Conditions
∆VOLINE
Conditions
∆VOLOAD
Conditions
∆VO/∆Ta
Conditions
Conditions
Iq(off)
Conditions
VO(off)
Conditions
VC. OL
Conditions
Conditions
Conditions
VO
Iq
IC
IC
(Ta=25°C unless otherwise specified)
Ratings
A8181SLB
typ. min. max.
10
4.85 5.00 5.15
VIN=5.5 to 10V, IO=0 to 0.5A, Ta=–20 to +85°C
0.3
IO=0.5A
10 30
VIN=5.5 to 10V, IO=0A
50 100
VIN=6V, IO=0 to 0.5A
±0.5 ±1.0
Tj=–20 to +85°C
92 120
VIN=10V, IO=0 to 0.5A
10 20
VIN=10V, IO=0A, VC=0.4V
2.4
VIN=10V , Ta=–20 to +85°C
0.4
VIN=10V , Ta=–20 to +85°C
–0.1 +0.1
Ta=25°C
–1.0 +1.0
Ta=85°C
Unit
V
V
V
mV
mV
mV/°C
µA
µA
V
V
µA
µA
■Outline Drawing
IDENTIFICATION
LEAD No.1
1.27typ 0.33/0.46
2.35/2.65
10.10/10.50
16 15 14 13 12 11 10
a
b
12345678
(unit: mm)
0.23/0.32
9
0° TO 8°
a. Part Number
b. Lot Number
10.00/10.657.4/7.6
0.10 MIN.
SEATING
PLANE
0.40/1.27
q NC
w NC
e NC
r GND
t GND
y VC
u VIN
i VIN
Connect VIN terminals (pin 7,8) and VO terminals
(pin 15,16) externally.
o NC
!00 NC
!11 NC
!2 GND
!3 GND
!4 NC
!5 VO
!6 VO
13
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