HA17431H Datasheet, PDF (3/7 Pages) Hitachi Semiconductor – Shunt Regulator

HA17431H Series
Absolute Maximum Ratings
(Ta = 25°C)
Ratings
Item
HA17431HUP/ HA17431HLTP/
Symbol HA17431HLP HA17431HP HA17432HUP HA17432HLTP Unit Notes
Cathode voltage VKA
Continuous
IK
cathode current
36
–50 to +50
36
–50 to +50
36
–50 to +50
36
–50 to +50
V1
mA
Reference input
current
Power dissipation
Operating
temperature
range
Iref
PT
Topr
–0.05 to +6
150 *²
–20 to +85
–0.05 to +6
500 *³
–20 to +85
–0.05 to +6
800 *⁴
–20 to +85
–0.05 to +6
150 *²
–20 to +85
mA
mW 2,3,4
°C
Storage
Tstg
–55 to +150 –55 to +150 –55 to +150
–55 to +150
°C
temperature
Notes: 1. Voltages are referenced to anode.
2. Ta ≤ 25°C. If Ta > 25°C, derate by 1.2 mW/°C.
3. Ta ≤ 25°C. If Ta > 25°C, derate by 4.0 mW/°C.
4. 15 mm × 25 mm × 0.7mmt alumina ceramic board,Ta ≤ 25°C. If Ta > 25°C, derate by 6.4 mW/°C.
Electrical Characteristics
Item
Reference voltage
Reference voltage temperature
deviation
Reference voltage temperature
coefficient
Reference voltage regulation
Reference input current
Reference current temperature
deviation
Minimum cathode current
Off state cathode current
Dynamic impedance
Symbol
Vref
Vref(dev)
∆Vref/∆Ta
∆Vref/∆VKA
Iref
Iref(dev)
Imin
Ioff
ZKA
Notes: 1. Vref(dev) = Vref(max) – Vref(min)
Min
2.475
—
—
—
—
—
—
—
—
Typ
2.500
10
Max
2.525
—
±30 —
2.0 3.7
0.6
3
0.5
—
0.06 0.2
0.001 1.0
0.2 0.5
Unit
V
mV
ppm/°C
mV/V
µA
µA
mA
µA
Ω
(Ta = 25°C, I_K = 10 mA)
Test Conditions
Notes
VKA = Vref
VKA = Vref,
1
Ta = –20°C to +85°C
VKA = Vref,
0°C to 50°C gradient
VKA = Vref to 36 V
R1 = 10 kΩ, R2 = ∞
R1 = 10 kΩ, R2 = ∞,
Ta = –20°C to +85°C
VKA = Vref
2
VKA = 36 V, Vref = 0 V
VKA = Vref,
IK = 1 mA to 50 mA
Vref(dev)
−20
+85
Ta (°C)
2. Imin is given by the cathode current at Vref = Vref(IK=10mA) – 15 mV.
Rev.2.00 Jun 15, 2005 page 3 of 6