SG1526/SG2526/SG3526
ABSOLUTE MAXIMUM RATINGS
(Note 1)
Input Voltage (V
IN
) ............................................................... 40V
Collector Supply Voltage (V
C
) ............................................. 40V
Logic Inputs ......................................................... -0.3V to 5.5V
Analog Inputs .......................................................... -0.3V to V
IN
Source/Sink Load Current (each output) ....................... 200mA
Reference Load Current .................................................. 50mA
Note 1. Exceeding these ratings could cause damage to the device.
Logic Sink Current ............................................................ 15mA
Operating Junction Temperature
Hermetic (J, L Packages) ............................................ 150°C
Plastic (N, DW Packages) ........................................... 150°C
Storage Temperature Range ............................ -65°C to 150°C
Lead Temperature (Soldering, 10 Seconds) ................... 300°C
THERMAL DATA
J Package:
Thermal Resistance-
Junction to Case
,
θ
JC
.................. 25°C/W
Thermal Resistance-
Junction to Ambient
,
θ
JA
.............. 70°C/W
N Package:
Thermal Resistance-
Junction to Case
,
θ
JC
.................. 30°C/W
Thermal Resistance-
Junction to Ambient
,
θ
JA
............. 60°C/W
DW Package:
Thermal Resistance-
Junction to Case
,
θ
JC
.................. 35°C/W
Thermal Resistance-
Junction to Ambient
,
θ
JA
............. 90°C/W
L Package:
Thermal Resistance-
Junction to Case
,
θ
JC
................... 35°C/W
Thermal Resistance-
Junction to Ambient
,
θ
JA
........... 120°C/W
Note A. Junction Temperature Calculation: T
J
= T
A
+ (P
D
x
θ
JA
).
Note B. The above numbers for
θ
JC
are maximums for the limiting
thermal resistance of the package in a standard mount-
ing configuration. The
θ
JA
numbers are meant to be
guidelines for the thermal performance of the device/pc-
board system. All of the above assume no ambient
airflow.
RECOMMENDED OPERATING CONDITIONS
(Note 2)
Input Voltage ............................................................. 8V to 35V
Collector Supply Voltage ........................................ 4.5V to 35V
Sink/Source Load Current (each output) ................ 0 to 100mA
Reference Load Current ........................................... 0 to 20mA
Oscillator Frequency Range .............................. 1Hz to 350KHz
Oscillator Timing Resistor .................................. 2KΩ to 150KΩ
Note 2. Range over which the device is functional.
Oscillator Timing Capacitor .................................... 1nF to 20µF
Available Deadtime Range at 40KHz ...................... 3% to 50%
Operating Ambient Temperature Range:
SG1526 ......................................................... -55°C to 125°C
SG2526 ........................................................... -25°C to 85°C
SG3526 ............................................................... 0°C to 70°C
ELECTRICAL CHARACTERISTICS
(Unless otherwise specified, these specifications apply over the operating ambient temperatures for SG1526 with -55°C
≤
T
A
≤
125°C, SG2526 with
-25°C
≤
T
A
≤
85°C, SG3526 with 0°C
≤
T
A
≤
70°C, and V
IN
= 15V. Low duty cycle pulse testing techniques are used which maintains junction and case
temperatures equal to the ambient temperature.)
Parameter
Reference Section
(Note 3)
Output Voltage
Line Regulation
Load Regulation
Temperature Stability
(Note 9)
Total Output Voltage Range
(Note 9)
Short Circuit Current
Undervoltage Lockout Section
RESET Output Voltage
RESET Output Voltage
Test Conditions
T
J
= 25°C
V
IN
= 8 to 35V
I
L
= 0 to 20mA
Over Operating T
J
Over Recommended Operating Conditions
V
REF
= 0V
V
REF
= 3.8V
V
REF
= 4.8V
SG1526/2526
SG3526
Units
Min. Typ. Max. Min. Typ. Max.
4.95 5.00 5.05 4.90 5.00 5.10
10
30
10
30
10
50
30
10
15
50
15
50
4.90 5.00 5.10 4.85 5.00 5.15
50 125
50 125
0.2
4.8
0.4
2.4
0.2
4.8
0.4
V
mV
mV
mV
V
mA
V
V
2.4
4/90 Rev 1.1 2/94
Copyright
©
1994
2
11861 Western Avenue
∞
Garden Grove, CA 92841
(714) 898-8121
∞
FAX: (714) 893-2570
L
INFINITY
Microelectronics Inc.
MICROSEMI [ MICROSEMI CORPORATION ]
