tea1738gt NXP Semiconductors, tea1738gt Datasheet - Page 12

• Manufacturer Part Number: tea1738gt
• Description: Greenchip Smps Control Ic
• Manufacturer: NXP Semiconductors

NXP Semiconductors
10. Characteristics
Table 5.
T
the IC; unless otherwise specified.
TEA1738GT
Product data sheet
Symbol
Supply voltage management (pin VCC)
V
V
V
N
V
I
V
I
I
V
Input voltage sensing (pin VINSENSE)
V
V
I
V
Protection input (pin PROTECT)
V
V
clamp(VCC)
CC(startup)
CC(oper)
O(VINSENSE)
amb
startup
th(UVLO)
th(ovp)
clamp(VCC)
hys
rst(latch)
start(VINSENSE)
det(L)(VINSENSE)
clamp(VINSENSE)
det(L)(PROTECT)
det(H)(PROTECT)
cy(ovp)
= 25

C; V
Characteristics
CC
= 20 V; all voltages are measured with respect to ground (pin 2); currents are positive when flowing into
Parameter
start-up voltage
undervoltage lockout
threshold voltage
overvoltage
protection threshold
voltage
number of
overvoltage
protection cycles
clamp voltage on pin
VCC
clamp current on pin
VCC
hysteresis voltage
start-up supply
current
operating supply
current
latched reset voltage
start voltage on pin
VINSENSE
LOW-level detection
voltage on pin
VINSENSE
output current on pin
VINSENSE
clamp voltage on pin
VINSENSE
LOW-level detection
voltage on pin
PROTECT
HIGH-level detection
voltage on pin
PROTECT
Conditions
activated during restart;
I
activated during latched
protection; I
activated during latched
protection; I
activated during restart;
V
V
V
no load on pin DRIVER;
 = 2 %
no load on pin DRIVER;
 = 25 %
detection level
I
All information provided in this document is subject to legal disclaimers.
CC
I(VINSENSE)
CC
startup
CC
= 100 A
< V
= 25 V
Rev. 1 — 2 September 2011
 V
startup
th(UVLO)
= 50 A
CC
CC
= 100 A
= 500 A
Min
-
11.2
29
7
-
-
-
730
50
5
-
-
4
0.89
0.68
-
-
0.47
0.75
Typ
13.2
12.2
30
-
V
V
-
-
-
10
0.55
0.59
5
0.94
0.72
9
5.2
0.50
0.8
startup
rst(latch)
GreenChip SMPS control IC
+ 1
+ 1 -
TEA1738GT
Max
14.2
13.2
31
8
-
V
-
-
15
-
-
6
0.99
0.76
-
-
0.53
0.85
rst(latch)
© NXP B.V. 2011. All rights reserved.
+ 4
Unit
V
V
V
V
V
V
A
mV
A
mA
mA
V
V
V
nA
V
V
V
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