SG29055 データシートの表示（PDF） - Microsemi Corporation
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SG29055 Datasheet PDF : 4 Pages
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SG29055/55A
ABSOLUTE MAXIMUM RATINGS Note 1. Exceeding these values may destroy this part.
Input Voltage (VIN) Operating .............................................. 26V
Input Voltage (V ) Overvoltage Transient .............. -15V to 60V
IN
ON/OFF Switch ...................................................... -0.3V to VIN
Storage Temperature Range (TSTG) ................... -65°C to 150°C
Operating
Junction
Temperature
(T )
J
...............................150°C
THERMAL DATA
P Package:
Thermal Resistance-Junction to Case, θJT ................ 4.0°C/W*
Thermal Resistance-Junction to Ambient, θJA .............. 55°C/W
* = θJT (Junction to Tab)
Note A.
Junction Temperature Calculation:
T
J
=
T
A
+
(P
D
x
θ
).
JA
Note B. The above numbers for θJC are maximums for the limiting
thermal resistance of the package in a standard mount-
ing configuration. The θJA 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 (Notes 2 & 3)
Input Voltage (VIN) ...................................................... 6V to 26V
ON/OFF Threshold Voltage
Low Level, VIL (VOUT is OFF) .................................. 0.8V max.
High Level, VIH (VOUT is ON) .................................... 2.0V min.
Load Current V (with adequate heatsinking) .... 5 to 1000mA
OUT
Maximum Line Transient (Load Dump) VSB ≤ 6V ....... 60V max.
Input Capacitor (VIN to GND) ................................... 0.1 µF min.
Note 2. Range over which the device is functional.
Reverse Polarity D.C. Input Voltage (VIN)
(V
O
≥
-0.6V,
16Ω
load)
...........................................
-15V
max.
Reverse Polarity Transient Input Voltage (VIN)
(1% duty cycle, T ≤ 100ms, VO ≥ -9V, 16Ω load) ....-50V max.
Output Capacitor with ESR of 1Ω max.
(VOUT to GND & VSBto GND) ................................... 10µF min.
Operating Ambient Temperature Range (TA)
SG29055/55A ................................................. -40°C to 85°C
Note 3. During 60V load dump, VSB shall not be less than 4.75V at IOUT = 10mA.
ELECTRICAL CHARACTERISTICS (Unless otherwise specified, these specifications apply for the operating ambient temperature of
T = 25°C. V = 14V. I = 500mA for V and 10mA for V and are for DC characteristics only. Low duty cycle pulse testing techniques are
A
IN
O
OUT
SB
used which maintains junction and case temperatures equal to the ambient temperature.)
Parameter
Voltage Output (VOUT) Section
Output Voltage (Note 4)
Line Regulation
Load Regulation
Output Impedance
Quiescent Current
Output Noise Voltage
Long Term Stability
Ripple Rejection
Dropout Voltage
Current Limit
Maximum Operational Input Voltage
Maximum Line Transient
ON/OFF Switch (IIH)
ON/OFF Switch (IIL)
Test Conditions
SG29055/55A
Min. Typ. Max.
Units
6V ≤ VIN ≤ 26V, IO ≤ 1000mA, -40°C ≤ TA ≤ 85°C
SG29055
SG29055A
6V ≤ VIN ≤ 16V, IO = 5mA
6V ≤ VIN ≤ 26V, IO = 5mA
5mA ≤ IO ≤ 1000mA
500mADC and 10mARMS, 100Hz - 10kHz
IO ≤ 10mA, No Load on Standby
IO = 500mA, No Load on Standby
IO = 750mA, No Load on Standby
IO = 220mA, ISB = 10mA, VIN = VOUT - 200mV
10Hz - 100kHz
FO = 120Hz
IO = 500mA
IO = 1000mA
Double Battery
VO ≤ 5.5V
IO = 10mA, Pin 4 = 2.4V
IO = 10mA, Pin 4 = 0.4V
4.75 5.00 5.25
V
4.90 5.00 5.10
V
4 25
mV
10 50
mV
10 50
mV
200
mΩ
2
mA
40 100
mA
90
mA
15 25
mA
100
µVRMS
20
mV/1000hr
66
dB
0.45 0.6
V
0.7
1.2
V
1.0 1.8 2.5
A
26.5 31
V
60 70
V
50
µA
-10
µA
12/90 Rev 1.1 2/94
Copyright © 1994
LINFINITY Microelectronics Inc.
2
11861 Western Avenue ∞ Garden Grove, CA 92841
(714) 898-8121 ∞ FAX: (714) 893-2570
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