RHFL4913
ADJUSTABLE
Rad-Hard Adjustable positive voltage regulator
Features
■
■
■
■
■
■
■
■
■
3 Ampere low dropout voltage
Embedded overtemperature, overcurrent
protections
Adjustable overcurrent limitation
Output overload monitoring/signalling
Adjustable output voltage
Inhibit (ON/OFF) TTL Compatible Control
Programmable output short circuit current
Remote sensing operation
RADHARD: Guaranteed up to 300krad in MIL
1019.6 High Dose Rate and 0.01Rad/sec
ELDRS Conditions
Heavy IONS SEL, SEU Immune. Sustains
2x10
14
proton/cm
2
, And 2x10
14
neutron/cm
2
performances, tested in accordance with Mil Std
1019.6 ELDRS conditions.
Available in Flat-16 and new SMD5C hermetic
ceramic packages and as QmlV-Die, it is
specifically intended for Space and harsh
radiation environments. Input supply range is up
to 12 volts.
The RHFL4913 ADJUSTABLE is Qml-V Qualified,
DSCC Smd is 5962F02524.
FLAT-16
SMD5C:
5 connections SMD
■
Description
The RHFL4913 ADJUSTABLE is a high
performance Adjustable Positive Voltage
Regulator providing exceptional radiation
Block diagram
January 2007
Rev. 7
1/16
www.st.com
16
Contents
RHFL4913 ADJUSTABLE VERSION
Contents
1
2
3
4
Pin configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
Maximum ratings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
Electrical characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Device description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
4.1
4.2
4.3
4.4
4.5
4.6
ADJ Pin . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
INHIBIT ON-OFF Control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
Overtemperature protection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
Overcurrent protection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
OCM pin . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
Alternates to . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
5
Application information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
5.1
5.2
Notes about 16pin hermetic package . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
Remote sensing operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
6
DIE Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
6.1
Die bonding pad locations and electrical functions. . . . . . . . . . . . . . . . . . . . 10
7
8
9
Packaging . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
Order code
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
Revision history . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
2/16
RHFL4913 ADJUSTABLE VERSION
Pin configuration
1
Figure 1.
Pin configuration
Pin configuration (Top view for FLAT-16, Bottom view for SMD5C)
FLAT-16
SMD5C
Table 1.
Pin description
Pin name
V
O
V
I
GND
I
SC
OCM
INHIBIT
ADJ
NC
FLAT-16
1, 2, 6, 7
3, 4, 5
13
8
10
14
15
9, 11, 12, 16
4
3
SMD5C
1
2
5
3/16
Maximum ratings
RHFL4913 ADJUSTABLE VERSION
2
Table 2.
Symbol
V
I
V
O
I
O
I
O
P
D
T
stg
T
op
ESD
Maximum ratings
Recommended maximum operating ratings (Note)
Parameter
DC Input Voltage, V
I
- V
GROUND
DC Output Voltage Range
Output Current, RHFL4913KPA
Output Current, RHFL4913SCA
T
C
= 25°C Power Dissipation
Storage Temperature Range
Operating Junction Temperature Range
Electrostatic Discharge Capability
Value
12
1.23 to 9
2
A
3
15
-65 to +150
-55 to +150
Class 3
W
°C
°C
Unit
V
V
Note:
Exceeding maximum ratings may damage the device.
Table 3.
Symbol
R
thJC
T
SOLD
Thermal data
Parameter
Thermal Resistance Junction-Case, 16pin Flat and SMD5C
Maximum soldering Temperature, 10sec.
Value
8.3
300
Unit
°C/W
°C
4/16
RHFL4913 ADJUSTABLE VERSION
Electrical characteristics
3
Table 4.
Symbol
V
I
V
O
I
SHORT
Electrical characteristics
Electrical characteristics
(T
J
= 25°C, V
I
= V
O
+2.5V, C
I
= C
O
= 1µF, unless otherwise specified)
Parameter
Test Conditions
Min.
3
1.19
8.7
1
4.5
0.35
0.4
0.4
0.3
0.5
0.5
%
0.5
0.6
0.6
100
6
8
25
60
1
14
40
100
mA
8
20
40
mA
mΩ
%
Typ.
Max.
12
1.27
9.3
Unit
V
V
V
A
Operating input voltage I
O
= 1A, T
J
= -55 to 125
°
C
Operating output
voltage
Output current limit
(1)
I
O
= 1A and or 2, V
O
= 1.23 V
I
O
= 1A and or 2, V
O
= 9 V
Adjustable by mask/external resistor
V
I
= V
O
+2.5V to 12 V, I
O
= 5mA, T
J
=+25
°
C
∆V
O
/∆V
I
Line regulation
V
I
= V
O
+2.5V to 12 V, I
O
= 5mA, T
J
=-55
°
C
V
I
= V
O
+2.5V to 12 V, I
O
= 5mA,
T
J
=+125
°
C
V
I
= V
O
+2.5V, I
O
= 5 to 400 mA, T
J
=+25
°
C
V
I
= V
O
+2.5V, I
O
= 5 to 400 mA, T
J
=-55
°
C
∆V
O
/∆V
O
Load regulation
V
I
= V
O
+2.5V, I
O
= 5 to 400 mA,
T
J
=+125
°
C
V
I
= V
O
+2.5V, I
O
= 5mA to 1A, T
J
=+25
°
C
V
I
= V
O
+2.5V, I
O
= 5mA to 1A, T
J
=-55
°
C
V
I
= V
O
+2.5V, I
O
= 5mA to 1A, T
J
=+125
°
C
Z
OUT
Output impedance
I
O
= 100 mA DC and 20 mA rms
V
I
= V
O
+2.5V, I
O
=
5mA, On Mode (+25
°
C)
V
I
= V
O
+2.5V, I
O
=
30mA, On Mode
(+25
°
C)
I
q
Quiescent current
V
I
= V
O
+2.5V, I
O
=
300mA, On Mode
(+25
°
C)
V
I
= V
O
+2.5V, I
O
=
1A, On Mode (+25
°
C)
V
I
= V
O
+2V, V
INH
= 2.4VOff Mode
V
I
= V
O
+2.5V, I
O
=
30mA, (-55°C)
V
I
= V
O
+2.5V, I
O
=
300mA, (-55°C)
I
q
Quiescent current
ON MODE
V
I
= V
O
+2.5V, I
O
=
1A, (-55°C)
V
I
= V
O
+2.5V, I
O
=
30mA, (+125°C)
V
I
= V
O
+2.5V, I
O
=
300mA, (+125°C)
V
I
= V
O
+2.5V, I
O
=
1A, (+125°C)
5/16
微控制器 MCU
京公网安备 11010802033920号
Copyright © 2005-2026 EEWORLD.com.cn, Inc. All rights reserved
电子工程世界
