ALTAIR05T-800 STMicroelectronics, ALTAIR05T-800 Datasheet - Page 8

• Manufacturer Part Number: ALTAIR05T-800
• Description: IC PRIMARY SWITCHING REG 16NSOIC
• Manufacturer: STMicroelectronics

Specifications of ALTAIR05T-800

• Output Isolation: Isolated
• Voltage - Input: 11.5 ~ 23 V
• Voltage - Output: 800V
• Power (watts): 900mW
• Operating Temperature: -25°C ~ 125°C
• Package / Case: 16-SOIC (0.154", 3.90mm Width)
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Electrical characteristics
Table 4.
1. Parameters tracking each other
8/28
Line feedforward
Transconductance error amplifier
CDC function
Current reference
Current sense
V
Symbol
V
V
T
I
COMPBM
V
V
V
V
V
V
I
ZCDON
V
COMPH
t
V
COMPL
V
COMP
BLANK
Hys
t
d(H-L)
R
ZCDA
ZCDT
IREFx
CREF
CSdis
ZCDL
gm
GB
Gv
LEB
CDC
REF
CSx
FF
Lower clamp voltage
Arming voltage
Triggering voltage
Min. source current during MOSFET ON-time
Trigger blanking time after MOSFET’s turn-off
Equivalent feedforward resistor
Voltage reference
Transconductance
Voltage gain
Gain-bandwidth product
Source current
Sink current
Upper COMP voltage
Lower COMP voltage
Burst-mode threshold
Burst-mode hysteresis
CDC voltage reference
Maximum value
Current reference voltage
Leading-edge blanking
Delay-to-output
Max. clamp value
Hiccup-mode OCP level
Electrical characteristics (continued)
Parameter
Doc ID 17957 Rev 1
I
positive-going edge
negative-going edge
V
Tj = 25°C
Tj = -25 to 125°C and
Vcc=12V to 23V
∆I
V
Open loop
V
V
V
V
V
(1)
V
I
V
dV
ZCD
ZCD
COMP
COMP
ZCD
ZCD
ZCD
ZCD
COMP
COMP
COMP
COMP
cs
= - 1 mA
/d
= 1mA
= 2.3V, V
= 2.7V, V
= 2.3 V
= 2.7 V
t
Test condition
= 0.9V
= 1.65 V
= 1.1V, I
≥ 1.3V
= ±10 µA
= V
= 200 mV/µs
(1)
COMPL
COMP
COMP
CDC
(1)
(1)
= 1µA
= 1.65V
= 1.65V
(1)
(1)
0.192 0.2 0.208
Min. Typ. Max. Unit
2.46
2.42
0.92
100
400
200
-90
-25
1.3
2.4
1.5
0.7
50
70
ALTAIR05T-800
0.75
110
500
100
750
250
300
-60
-50
2.5
2.2
2.7
0.7
2.5
1.6
60
30
45
73
65
6
1
1
2.54
2.58
1.08
120
300
-75
-30
3.2
2.6
1.7
0.8
70
KHz
mV
mV
mV
mV
mS
µA
dB
µA
µA
µs
ns
ns
Ω
V
V
V
V
V
V
V
V
V